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fs/ocfs2/super.c
69.1 KB
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/* -*- mode: c; c-basic-offset: 8; -*- * vim: noexpandtab sw=8 ts=8 sts=0: * * super.c * * load/unload driver, mount/dismount volumes * * Copyright (C) 2002, 2004 Oracle. All rights reserved. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public * License along with this program; if not, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 021110-1307, USA. */ #include <linux/module.h> #include <linux/fs.h> #include <linux/types.h> #include <linux/slab.h> #include <linux/highmem.h> |
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#include <linux/init.h> #include <linux/random.h> #include <linux/statfs.h> #include <linux/moduleparam.h> #include <linux/blkdev.h> #include <linux/socket.h> #include <linux/inet.h> #include <linux/parser.h> #include <linux/crc32.h> #include <linux/debugfs.h> |
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#include <linux/mount.h> |
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#include <linux/seq_file.h> |
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#include <linux/quotaops.h> |
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#include <linux/cleancache.h> |
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#define CREATE_TRACE_POINTS #include "ocfs2_trace.h" |
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#include <cluster/masklog.h> #include "ocfs2.h" /* this should be the only file to include a version 1 header */ #include "ocfs1_fs_compat.h" #include "alloc.h" |
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#include "aops.h" |
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#include "blockcheck.h" |
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#include "dlmglue.h" #include "export.h" #include "extent_map.h" #include "heartbeat.h" #include "inode.h" #include "journal.h" #include "localalloc.h" #include "namei.h" #include "slot_map.h" #include "super.h" #include "sysfile.h" #include "uptodate.h" #include "ver.h" |
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#include "xattr.h" |
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#include "quota.h" |
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#include "refcounttree.h" |
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#include "suballoc.h" |
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#include "buffer_head_io.h" |
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static struct kmem_cache *ocfs2_inode_cachep = NULL; |
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struct kmem_cache *ocfs2_dquot_cachep; struct kmem_cache *ocfs2_qf_chunk_cachep; |
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|
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/* OCFS2 needs to schedule several different types of work which |
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* require cluster locking, disk I/O, recovery waits, etc. Since these * types of work tend to be heavy we avoid using the kernel events * workqueue and schedule on our own. */ struct workqueue_struct *ocfs2_wq = NULL; static struct dentry *ocfs2_debugfs_root = NULL; MODULE_AUTHOR("Oracle"); MODULE_LICENSE("GPL"); |
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struct mount_options { |
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unsigned long commit_interval; |
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unsigned long mount_opt; unsigned int atime_quantum; signed short slot; |
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int localalloc_opt; |
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unsigned int resv_level; |
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int dir_resv_level; |
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char cluster_stack[OCFS2_STACK_LABEL_LEN + 1]; |
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}; |
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static int ocfs2_parse_options(struct super_block *sb, char *options, |
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struct mount_options *mopt, |
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int is_remount); |
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static int ocfs2_check_set_options(struct super_block *sb, struct mount_options *options); |
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static int ocfs2_show_options(struct seq_file *s, struct dentry *root); |
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static void ocfs2_put_super(struct super_block *sb); static int ocfs2_mount_volume(struct super_block *sb); static int ocfs2_remount(struct super_block *sb, int *flags, char *data); static void ocfs2_dismount_volume(struct super_block *sb, int mnt_err); static int ocfs2_initialize_mem_caches(void); static void ocfs2_free_mem_caches(void); static void ocfs2_delete_osb(struct ocfs2_super *osb); |
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static int ocfs2_statfs(struct dentry *dentry, struct kstatfs *buf); |
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static int ocfs2_sync_fs(struct super_block *sb, int wait); static int ocfs2_init_global_system_inodes(struct ocfs2_super *osb); static int ocfs2_init_local_system_inodes(struct ocfs2_super *osb); |
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static void ocfs2_release_system_inodes(struct ocfs2_super *osb); |
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static int ocfs2_check_volume(struct ocfs2_super *osb); static int ocfs2_verify_volume(struct ocfs2_dinode *di, struct buffer_head *bh, |
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u32 sectsize, struct ocfs2_blockcheck_stats *stats); |
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static int ocfs2_initialize_super(struct super_block *sb, struct buffer_head *bh, |
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int sector_size, struct ocfs2_blockcheck_stats *stats); |
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static int ocfs2_get_sector(struct super_block *sb, struct buffer_head **bh, int block, int sect_size); |
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static struct inode *ocfs2_alloc_inode(struct super_block *sb); static void ocfs2_destroy_inode(struct inode *inode); |
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static int ocfs2_susp_quotas(struct ocfs2_super *osb, int unsuspend); static int ocfs2_enable_quotas(struct ocfs2_super *osb); static void ocfs2_disable_quotas(struct ocfs2_super *osb); |
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static const struct super_operations ocfs2_sops = { |
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.statfs = ocfs2_statfs, .alloc_inode = ocfs2_alloc_inode, .destroy_inode = ocfs2_destroy_inode, .drop_inode = ocfs2_drop_inode, |
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.evict_inode = ocfs2_evict_inode, |
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.sync_fs = ocfs2_sync_fs, |
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.put_super = ocfs2_put_super, .remount_fs = ocfs2_remount, |
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.show_options = ocfs2_show_options, |
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.quota_read = ocfs2_quota_read, .quota_write = ocfs2_quota_write, |
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}; enum { Opt_barrier, Opt_err_panic, Opt_err_ro, Opt_intr, Opt_nointr, Opt_hb_none, Opt_hb_local, |
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Opt_hb_global, |
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Opt_data_ordered, Opt_data_writeback, |
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Opt_atime_quantum, |
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Opt_slot, |
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Opt_commit, |
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Opt_localalloc, |
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Opt_localflocks, |
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Opt_stack, |
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Opt_user_xattr, Opt_nouser_xattr, |
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Opt_inode64, |
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Opt_acl, Opt_noacl, |
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Opt_usrquota, Opt_grpquota, |
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Opt_coherency_buffered, Opt_coherency_full, |
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Opt_resv_level, |
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Opt_dir_resv_level, |
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Opt_err, }; |
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static const match_table_t tokens = { |
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{Opt_barrier, "barrier=%u"}, {Opt_err_panic, "errors=panic"}, {Opt_err_ro, "errors=remount-ro"}, {Opt_intr, "intr"}, {Opt_nointr, "nointr"}, {Opt_hb_none, OCFS2_HB_NONE}, {Opt_hb_local, OCFS2_HB_LOCAL}, |
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{Opt_hb_global, OCFS2_HB_GLOBAL}, |
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{Opt_data_ordered, "data=ordered"}, {Opt_data_writeback, "data=writeback"}, |
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{Opt_atime_quantum, "atime_quantum=%u"}, |
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{Opt_slot, "preferred_slot=%u"}, |
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{Opt_commit, "commit=%u"}, |
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{Opt_localalloc, "localalloc=%d"}, |
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{Opt_localflocks, "localflocks"}, |
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{Opt_stack, "cluster_stack=%s"}, |
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{Opt_user_xattr, "user_xattr"}, {Opt_nouser_xattr, "nouser_xattr"}, |
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{Opt_inode64, "inode64"}, |
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{Opt_acl, "acl"}, {Opt_noacl, "noacl"}, |
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{Opt_usrquota, "usrquota"}, {Opt_grpquota, "grpquota"}, |
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{Opt_coherency_buffered, "coherency=buffered"}, {Opt_coherency_full, "coherency=full"}, |
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{Opt_resv_level, "resv_level=%u"}, |
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{Opt_dir_resv_level, "dir_resv_level=%u"}, |
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{Opt_err, NULL} }; |
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#ifdef CONFIG_DEBUG_FS static int ocfs2_osb_dump(struct ocfs2_super *osb, char *buf, int len) { |
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struct ocfs2_cluster_connection *cconn = osb->cconn; struct ocfs2_recovery_map *rm = osb->recovery_map; |
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struct ocfs2_orphan_scan *os = &osb->osb_orphan_scan; int i, out = 0; |
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out += snprintf(buf + out, len - out, "%10s => Id: %-s Uuid: %-s Gen: 0x%X Label: %-s ", "Device", osb->dev_str, osb->uuid_str, osb->fs_generation, osb->vol_label); out += snprintf(buf + out, len - out, "%10s => State: %d Flags: 0x%lX ", "Volume", atomic_read(&osb->vol_state), osb->osb_flags); out += snprintf(buf + out, len - out, "%10s => Block: %lu Cluster: %d ", "Sizes", osb->sb->s_blocksize, osb->s_clustersize); out += snprintf(buf + out, len - out, "%10s => Compat: 0x%X Incompat: 0x%X " "ROcompat: 0x%X ", "Features", osb->s_feature_compat, osb->s_feature_incompat, osb->s_feature_ro_compat); out += snprintf(buf + out, len - out, "%10s => Opts: 0x%lX AtimeQuanta: %u ", "Mount", osb->s_mount_opt, osb->s_atime_quantum); |
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if (cconn) { out += snprintf(buf + out, len - out, "%10s => Stack: %s Name: %*s " "Version: %d.%d ", "Cluster", (*osb->osb_cluster_stack == '\0' ? "o2cb" : osb->osb_cluster_stack), cconn->cc_namelen, cconn->cc_name, cconn->cc_version.pv_major, cconn->cc_version.pv_minor); } |
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spin_lock(&osb->dc_task_lock); out += snprintf(buf + out, len - out, "%10s => Pid: %d Count: %lu WakeSeq: %lu " "WorkSeq: %lu ", "DownCnvt", |
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(osb->dc_task ? task_pid_nr(osb->dc_task) : -1), osb->blocked_lock_count, osb->dc_wake_sequence, osb->dc_work_sequence); |
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spin_unlock(&osb->dc_task_lock); spin_lock(&osb->osb_lock); out += snprintf(buf + out, len - out, "%10s => Pid: %d Nodes:", "Recovery", (osb->recovery_thread_task ? task_pid_nr(osb->recovery_thread_task) : -1)); if (rm->rm_used == 0) out += snprintf(buf + out, len - out, " None "); else { for (i = 0; i < rm->rm_used; i++) out += snprintf(buf + out, len - out, " %d", rm->rm_entries[i]); out += snprintf(buf + out, len - out, " "); } spin_unlock(&osb->osb_lock); out += snprintf(buf + out, len - out, "%10s => Pid: %d Interval: %lu Needs: %d ", "Commit", |
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(osb->commit_task ? task_pid_nr(osb->commit_task) : -1), osb->osb_commit_interval, |
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atomic_read(&osb->needs_checkpoint)); out += snprintf(buf + out, len - out, |
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"%10s => State: %d TxnId: %lu NumTxns: %d ", |
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"Journal", osb->journal->j_state, |
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osb->journal->j_trans_id, atomic_read(&osb->journal->j_num_trans)); |
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out += snprintf(buf + out, len - out, "%10s => GlobalAllocs: %d LocalAllocs: %d " "SubAllocs: %d LAWinMoves: %d SAExtends: %d ", "Stats", atomic_read(&osb->alloc_stats.bitmap_data), atomic_read(&osb->alloc_stats.local_data), atomic_read(&osb->alloc_stats.bg_allocs), atomic_read(&osb->alloc_stats.moves), atomic_read(&osb->alloc_stats.bg_extends)); out += snprintf(buf + out, len - out, "%10s => State: %u Descriptor: %llu Size: %u bits " "Default: %u bits ", "LocalAlloc", osb->local_alloc_state, (unsigned long long)osb->la_last_gd, osb->local_alloc_bits, osb->local_alloc_default_bits); spin_lock(&osb->osb_lock); out += snprintf(buf + out, len - out, |
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"%10s => InodeSlot: %d StolenInodes: %d, " "MetaSlot: %d StolenMeta: %d ", "Steal", |
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osb->s_inode_steal_slot, |
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atomic_read(&osb->s_num_inodes_stolen), osb->s_meta_steal_slot, atomic_read(&osb->s_num_meta_stolen)); |
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spin_unlock(&osb->osb_lock); |
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out += snprintf(buf + out, len - out, "OrphanScan => "); out += snprintf(buf + out, len - out, "Local: %u Global: %u ", os->os_count, os->os_seqno); out += snprintf(buf + out, len - out, " Last Scan: "); if (atomic_read(&os->os_state) == ORPHAN_SCAN_INACTIVE) out += snprintf(buf + out, len - out, "Disabled "); else out += snprintf(buf + out, len - out, "%lu seconds ago ", (get_seconds() - os->os_scantime.tv_sec)); |
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out += snprintf(buf + out, len - out, "%10s => %3s %10s ", "Slots", "Num", "RecoGen"); |
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for (i = 0; i < osb->max_slots; ++i) { out += snprintf(buf + out, len - out, "%10s %c %3d %10d ", " ", (i == osb->slot_num ? '*' : ' '), i, osb->slot_recovery_generations[i]); } return out; } static int ocfs2_osb_debug_open(struct inode *inode, struct file *file) { struct ocfs2_super *osb = inode->i_private; char *buf = NULL; buf = kmalloc(PAGE_SIZE, GFP_KERNEL); if (!buf) goto bail; i_size_write(inode, ocfs2_osb_dump(osb, buf, PAGE_SIZE)); file->private_data = buf; return 0; bail: return -ENOMEM; } static int ocfs2_debug_release(struct inode *inode, struct file *file) { kfree(file->private_data); return 0; } static ssize_t ocfs2_debug_read(struct file *file, char __user *buf, size_t nbytes, loff_t *ppos) { return simple_read_from_buffer(buf, nbytes, ppos, file->private_data, i_size_read(file->f_mapping->host)); } #else static int ocfs2_osb_debug_open(struct inode *inode, struct file *file) { return 0; } static int ocfs2_debug_release(struct inode *inode, struct file *file) { return 0; } static ssize_t ocfs2_debug_read(struct file *file, char __user *buf, size_t nbytes, loff_t *ppos) { return 0; } #endif /* CONFIG_DEBUG_FS */ |
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static const struct file_operations ocfs2_osb_debug_fops = { |
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.open = ocfs2_osb_debug_open, .release = ocfs2_debug_release, .read = ocfs2_debug_read, .llseek = generic_file_llseek, }; |
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static int ocfs2_sync_fs(struct super_block *sb, int wait) { |
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int status; |
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tid_t target; struct ocfs2_super *osb = OCFS2_SB(sb); |
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if (ocfs2_is_hard_readonly(osb)) return -EROFS; if (wait) { status = ocfs2_flush_truncate_log(osb); if (status < 0) mlog_errno(status); } else { ocfs2_schedule_truncate_log_flush(osb, 0); } |
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if (jbd2_journal_start_commit(OCFS2_SB(sb)->journal->j_journal, &target)) { |
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if (wait) |
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jbd2_log_wait_commit(OCFS2_SB(sb)->journal->j_journal, target); |
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} return 0; } |
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static int ocfs2_need_system_inode(struct ocfs2_super *osb, int ino) { if (!OCFS2_HAS_RO_COMPAT_FEATURE(osb->sb, OCFS2_FEATURE_RO_COMPAT_USRQUOTA) && (ino == USER_QUOTA_SYSTEM_INODE || ino == LOCAL_USER_QUOTA_SYSTEM_INODE)) return 0; if (!OCFS2_HAS_RO_COMPAT_FEATURE(osb->sb, OCFS2_FEATURE_RO_COMPAT_GRPQUOTA) && (ino == GROUP_QUOTA_SYSTEM_INODE || ino == LOCAL_GROUP_QUOTA_SYSTEM_INODE)) return 0; return 1; } |
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static int ocfs2_init_global_system_inodes(struct ocfs2_super *osb) { struct inode *new = NULL; int status = 0; int i; |
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new = ocfs2_iget(osb, osb->root_blkno, OCFS2_FI_FLAG_SYSFILE, 0); |
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if (IS_ERR(new)) { status = PTR_ERR(new); mlog_errno(status); goto bail; } osb->root_inode = new; |
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new = ocfs2_iget(osb, osb->system_dir_blkno, OCFS2_FI_FLAG_SYSFILE, 0); |
ccd979bdb [PATCH] OCFS2: Th... |
457 458 459 460 461 462 463 464 465 |
if (IS_ERR(new)) { status = PTR_ERR(new); mlog_errno(status); goto bail; } osb->sys_root_inode = new; for (i = OCFS2_FIRST_ONLINE_SYSTEM_INODE; i <= OCFS2_LAST_GLOBAL_SYSTEM_INODE; i++) { |
1a224ad11 ocfs2: Assign fea... |
466 467 |
if (!ocfs2_need_system_inode(osb, i)) continue; |
ccd979bdb [PATCH] OCFS2: Th... |
468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 |
new = ocfs2_get_system_file_inode(osb, i, osb->slot_num); if (!new) { ocfs2_release_system_inodes(osb); status = -EINVAL; mlog_errno(status); /* FIXME: Should ERROR_RO_FS */ mlog(ML_ERROR, "Unable to load system inode %d, " "possibly corrupt fs?", i); goto bail; } // the array now has one ref, so drop this one iput(new); } bail: |
c1e8d35ef ocfs2: Remove EXI... |
483 484 |
if (status) mlog_errno(status); |
ccd979bdb [PATCH] OCFS2: Th... |
485 486 487 488 489 490 491 492 |
return status; } static int ocfs2_init_local_system_inodes(struct ocfs2_super *osb) { struct inode *new = NULL; int status = 0; int i; |
ccd979bdb [PATCH] OCFS2: Th... |
493 494 495 |
for (i = OCFS2_LAST_GLOBAL_SYSTEM_INODE + 1; i < NUM_SYSTEM_INODES; i++) { |
1a224ad11 ocfs2: Assign fea... |
496 497 |
if (!ocfs2_need_system_inode(osb, i)) continue; |
ccd979bdb [PATCH] OCFS2: Th... |
498 499 500 501 502 503 504 505 506 507 508 509 510 511 |
new = ocfs2_get_system_file_inode(osb, i, osb->slot_num); if (!new) { ocfs2_release_system_inodes(osb); status = -EINVAL; mlog(ML_ERROR, "status=%d, sysfile=%d, slot=%d ", status, i, osb->slot_num); goto bail; } /* the array now has one ref, so drop this one */ iput(new); } bail: |
c1e8d35ef ocfs2: Remove EXI... |
512 513 |
if (status) mlog_errno(status); |
ccd979bdb [PATCH] OCFS2: Th... |
514 515 |
return status; } |
bddb8eb37 [PATCH] fs/ocfs2/... |
516 |
static void ocfs2_release_system_inodes(struct ocfs2_super *osb) |
ccd979bdb [PATCH] OCFS2: Th... |
517 |
{ |
bddb8eb37 [PATCH] fs/ocfs2/... |
518 |
int i; |
ccd979bdb [PATCH] OCFS2: Th... |
519 |
struct inode *inode; |
b4d693fcc ocfs2: Cache syst... |
520 521 |
for (i = 0; i < NUM_GLOBAL_SYSTEM_INODES; i++) { inode = osb->global_system_inodes[i]; |
ccd979bdb [PATCH] OCFS2: Th... |
522 523 |
if (inode) { iput(inode); |
b4d693fcc ocfs2: Cache syst... |
524 |
osb->global_system_inodes[i] = NULL; |
ccd979bdb [PATCH] OCFS2: Th... |
525 526 527 528 529 530 531 532 533 534 535 536 537 538 |
} } inode = osb->sys_root_inode; if (inode) { iput(inode); osb->sys_root_inode = NULL; } inode = osb->root_inode; if (inode) { iput(inode); osb->root_inode = NULL; } |
b4d693fcc ocfs2: Cache syst... |
539 |
if (!osb->local_system_inodes) |
c1e8d35ef ocfs2: Remove EXI... |
540 |
return; |
b4d693fcc ocfs2: Cache syst... |
541 542 543 544 545 546 547 548 549 550 |
for (i = 0; i < NUM_LOCAL_SYSTEM_INODES * osb->max_slots; i++) { if (osb->local_system_inodes[i]) { iput(osb->local_system_inodes[i]); osb->local_system_inodes[i] = NULL; } } kfree(osb->local_system_inodes); osb->local_system_inodes = NULL; |
ccd979bdb [PATCH] OCFS2: Th... |
551 552 553 554 555 556 |
} /* We're allocating fs objects, use GFP_NOFS */ static struct inode *ocfs2_alloc_inode(struct super_block *sb) { struct ocfs2_inode_info *oi; |
e6b4f8da3 [PATCH] slab: rem... |
557 |
oi = kmem_cache_alloc(ocfs2_inode_cachep, GFP_NOFS); |
ccd979bdb [PATCH] OCFS2: Th... |
558 559 |
if (!oi) return NULL; |
2b4e30fbd ocfs2: Switch ove... |
560 |
jbd2_journal_init_jbd_inode(&oi->ip_jinode, &oi->vfs_inode); |
ccd979bdb [PATCH] OCFS2: Th... |
561 562 |
return &oi->vfs_inode; } |
fa0d7e3de fs: icache RCU fr... |
563 |
static void ocfs2_i_callback(struct rcu_head *head) |
ccd979bdb [PATCH] OCFS2: Th... |
564 |
{ |
fa0d7e3de fs: icache RCU fr... |
565 |
struct inode *inode = container_of(head, struct inode, i_rcu); |
ccd979bdb [PATCH] OCFS2: Th... |
566 567 |
kmem_cache_free(ocfs2_inode_cachep, OCFS2_I(inode)); } |
fa0d7e3de fs: icache RCU fr... |
568 569 570 571 |
static void ocfs2_destroy_inode(struct inode *inode) { call_rcu(&inode->i_rcu, ocfs2_i_callback); } |
5a2540317 ocfs2: Fix max of... |
572 573 |
static unsigned long long ocfs2_max_file_offset(unsigned int bbits, unsigned int cbits) |
ccd979bdb [PATCH] OCFS2: Th... |
574 |
{ |
5a2540317 ocfs2: Fix max of... |
575 576 577 578 579 580 581 582 |
unsigned int bytes = 1 << cbits; unsigned int trim = bytes; unsigned int bitshift = 32; /* * i_size and all block offsets in ocfs2 are always 64 bits * wide. i_clusters is 32 bits, in cluster-sized units. So on * 64 bit platforms, cluster size will be the limiting factor. |
ccd979bdb [PATCH] OCFS2: Th... |
583 584 585 |
*/ #if BITS_PER_LONG == 32 |
90c699a9e block: rename CON... |
586 |
# if defined(CONFIG_LBDAF) |
2ecd05ae6 [PATCH] fs/*: use... |
587 |
BUILD_BUG_ON(sizeof(sector_t) != 8); |
5a2540317 ocfs2: Fix max of... |
588 589 590 591 592 593 594 595 596 597 598 599 |
/* * We might be limited by page cache size. */ if (bytes > PAGE_CACHE_SIZE) { bytes = PAGE_CACHE_SIZE; trim = 1; /* * Shift by 31 here so that we don't get larger than * MAX_LFS_FILESIZE */ bitshift = 31; } |
ccd979bdb [PATCH] OCFS2: Th... |
600 |
# else |
5a2540317 ocfs2: Fix max of... |
601 602 603 604 605 606 607 |
/* * We are limited by the size of sector_t. Use block size, as * that's what we expose to the VFS. */ bytes = 1 << bbits; trim = 1; bitshift = 31; |
ccd979bdb [PATCH] OCFS2: Th... |
608 609 |
# endif #endif |
5a2540317 ocfs2: Fix max of... |
610 611 612 613 614 615 |
/* * Trim by a whole cluster when we can actually approach the * on-disk limits. Otherwise we can overflow i_clusters when * an extent start is at the max offset. */ return (((unsigned long long)bytes) << bitshift) - trim; |
ccd979bdb [PATCH] OCFS2: Th... |
616 617 618 619 620 621 |
} static int ocfs2_remount(struct super_block *sb, int *flags, char *data) { int incompat_features; int ret = 0; |
c0123adef [PATCH] ocfs2: fi... |
622 |
struct mount_options parsed_options; |
ccd979bdb [PATCH] OCFS2: Th... |
623 |
struct ocfs2_super *osb = OCFS2_SB(sb); |
2c442719e (2c442719e90a44a6... |
624 |
u32 tmp; |
ccd979bdb [PATCH] OCFS2: Th... |
625 |
|
5297aad80 ocfs2: Make acl u... |
626 627 |
if (!ocfs2_parse_options(sb, data, &parsed_options, 1) || !ocfs2_check_set_options(sb, &parsed_options)) { |
ccd979bdb [PATCH] OCFS2: Th... |
628 629 630 |
ret = -EINVAL; goto out; } |
2c442719e (2c442719e90a44a6... |
631 632 633 |
tmp = OCFS2_MOUNT_HB_LOCAL | OCFS2_MOUNT_HB_GLOBAL | OCFS2_MOUNT_HB_NONE; if ((osb->s_mount_opt & tmp) != (parsed_options.mount_opt & tmp)) { |
ccd979bdb [PATCH] OCFS2: Th... |
634 635 636 637 638 639 640 |
ret = -EINVAL; mlog(ML_ERROR, "Cannot change heartbeat mode on remount "); goto out; } if ((osb->s_mount_opt & OCFS2_MOUNT_DATA_WRITEBACK) != |
c0123adef [PATCH] ocfs2: fi... |
641 |
(parsed_options.mount_opt & OCFS2_MOUNT_DATA_WRITEBACK)) { |
ccd979bdb [PATCH] OCFS2: Th... |
642 643 644 645 646 |
ret = -EINVAL; mlog(ML_ERROR, "Cannot change data mode on remount "); goto out; } |
12462f1d9 ocfs2: Add the 'i... |
647 648 649 650 651 652 653 654 655 |
/* Probably don't want this on remount; it might * mess with other nodes */ if (!(osb->s_mount_opt & OCFS2_MOUNT_INODE64) && (parsed_options.mount_opt & OCFS2_MOUNT_INODE64)) { ret = -EINVAL; mlog(ML_ERROR, "Cannot enable inode64 on remount "); goto out; } |
ccd979bdb [PATCH] OCFS2: Th... |
656 657 |
/* We're going to/from readonly mode. */ if ((*flags & MS_RDONLY) != (sb->s_flags & MS_RDONLY)) { |
19ece546a ocfs2: Enable quo... |
658 659 660 661 662 663 |
/* Disable quota accounting before remounting RO */ if (*flags & MS_RDONLY) { ret = ocfs2_susp_quotas(osb, 0); if (ret < 0) goto out; } |
ccd979bdb [PATCH] OCFS2: Th... |
664 665 666 667 668 669 670 671 672 673 674 |
/* Lock here so the check of HARD_RO and the potential * setting of SOFT_RO is atomic. */ spin_lock(&osb->osb_lock); if (osb->osb_flags & OCFS2_OSB_HARD_RO) { mlog(ML_ERROR, "Remount on readonly device is forbidden. "); ret = -EROFS; goto unlock_osb; } if (*flags & MS_RDONLY) { |
ccd979bdb [PATCH] OCFS2: Th... |
675 676 677 |
sb->s_flags |= MS_RDONLY; osb->osb_flags |= OCFS2_OSB_SOFT_RO; } else { |
ccd979bdb [PATCH] OCFS2: Th... |
678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 |
if (osb->osb_flags & OCFS2_OSB_ERROR_FS) { mlog(ML_ERROR, "Cannot remount RDWR " "filesystem due to previous errors. "); ret = -EROFS; goto unlock_osb; } incompat_features = OCFS2_HAS_RO_COMPAT_FEATURE(sb, ~OCFS2_FEATURE_RO_COMPAT_SUPP); if (incompat_features) { mlog(ML_ERROR, "Cannot remount RDWR because " "of unsupported optional features " "(%x). ", incompat_features); ret = -EINVAL; goto unlock_osb; } sb->s_flags &= ~MS_RDONLY; osb->osb_flags &= ~OCFS2_OSB_SOFT_RO; } |
32a42d392 ocfs2: Remove mas... |
697 |
trace_ocfs2_remount(sb->s_flags, osb->osb_flags, *flags); |
ccd979bdb [PATCH] OCFS2: Th... |
698 699 |
unlock_osb: spin_unlock(&osb->osb_lock); |
19ece546a ocfs2: Enable quo... |
700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 |
/* Enable quota accounting after remounting RW */ if (!ret && !(*flags & MS_RDONLY)) { if (sb_any_quota_suspended(sb)) ret = ocfs2_susp_quotas(osb, 1); else ret = ocfs2_enable_quotas(osb); if (ret < 0) { /* Return back changes... */ spin_lock(&osb->osb_lock); sb->s_flags |= MS_RDONLY; osb->osb_flags |= OCFS2_OSB_SOFT_RO; spin_unlock(&osb->osb_lock); goto out; } } |
ccd979bdb [PATCH] OCFS2: Th... |
715 716 717 |
} if (!ret) { |
ccd979bdb [PATCH] OCFS2: Th... |
718 719 |
/* Only save off the new mount options in case of a successful * remount. */ |
c0123adef [PATCH] ocfs2: fi... |
720 721 722 |
osb->s_mount_opt = parsed_options.mount_opt; osb->s_atime_quantum = parsed_options.atime_quantum; osb->preferred_slot = parsed_options.slot; |
d147b3d63 ocfs2: Support co... |
723 724 |
if (parsed_options.commit_interval) osb->osb_commit_interval = parsed_options.commit_interval; |
e001e796e ocfs2: Reset jour... |
725 726 727 |
if (!ocfs2_is_hard_readonly(osb)) ocfs2_set_journal_params(osb); |
57b09bb5e ocfs2: Set MS_POS... |
728 729 730 731 |
sb->s_flags = (sb->s_flags & ~MS_POSIXACL) | ((osb->s_mount_opt & OCFS2_MOUNT_POSIX_ACL) ? MS_POSIXACL : 0); |
ccd979bdb [PATCH] OCFS2: Th... |
732 733 734 735 736 737 738 |
} out: return ret; } static int ocfs2_sb_probe(struct super_block *sb, struct buffer_head **bh, |
73be192b1 ocfs2: Add statis... |
739 740 |
int *sector_size, struct ocfs2_blockcheck_stats *stats) |
ccd979bdb [PATCH] OCFS2: Th... |
741 |
{ |
bddb8eb37 [PATCH] fs/ocfs2/... |
742 |
int status, tmpstat; |
ccd979bdb [PATCH] OCFS2: Th... |
743 744 745 746 747 748 749 |
struct ocfs1_vol_disk_hdr *hdr; struct ocfs2_dinode *di; int blksize; *bh = NULL; /* may be > 512 */ |
e1defc4ff block: Do away wi... |
750 |
*sector_size = bdev_logical_block_size(sb->s_bdev); |
ccd979bdb [PATCH] OCFS2: Th... |
751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 |
if (*sector_size > OCFS2_MAX_BLOCKSIZE) { mlog(ML_ERROR, "Hardware sector size too large: %d (max=%d) ", *sector_size, OCFS2_MAX_BLOCKSIZE); status = -EINVAL; goto bail; } /* Can this really happen? */ if (*sector_size < OCFS2_MIN_BLOCKSIZE) *sector_size = OCFS2_MIN_BLOCKSIZE; /* check block zero for old format */ status = ocfs2_get_sector(sb, bh, 0, *sector_size); if (status < 0) { mlog_errno(status); goto bail; } hdr = (struct ocfs1_vol_disk_hdr *) (*bh)->b_data; if (hdr->major_version == OCFS1_MAJOR_VERSION) { mlog(ML_ERROR, "incompatible version: %u.%u ", hdr->major_version, hdr->minor_version); status = -EINVAL; } if (memcmp(hdr->signature, OCFS1_VOLUME_SIGNATURE, strlen(OCFS1_VOLUME_SIGNATURE)) == 0) { mlog(ML_ERROR, "incompatible volume signature: %8s ", hdr->signature); status = -EINVAL; } brelse(*bh); *bh = NULL; if (status < 0) { mlog(ML_ERROR, "This is an ocfs v1 filesystem which must be " "upgraded before mounting with ocfs v2 "); goto bail; } /* * Now check at magic offset for 512, 1024, 2048, 4096 * blocksizes. 4096 is the maximum blocksize because it is * the minimum clustersize. */ status = -EINVAL; for (blksize = *sector_size; blksize <= OCFS2_MAX_BLOCKSIZE; blksize <<= 1) { tmpstat = ocfs2_get_sector(sb, bh, OCFS2_SUPER_BLOCK_BLKNO, blksize); if (tmpstat < 0) { status = tmpstat; mlog_errno(status); |
fb5cbe9ef ocfs2: Return -EI... |
807 |
break; |
ccd979bdb [PATCH] OCFS2: Th... |
808 809 |
} di = (struct ocfs2_dinode *) (*bh)->b_data; |
73be192b1 ocfs2: Add statis... |
810 |
memset(stats, 0, sizeof(struct ocfs2_blockcheck_stats)); |
1c1d9793f ocfs2: Fix initia... |
811 |
spin_lock_init(&stats->b_lock); |
fb5cbe9ef ocfs2: Return -EI... |
812 813 814 815 816 817 818 |
tmpstat = ocfs2_verify_volume(di, *bh, blksize, stats); if (tmpstat < 0) { brelse(*bh); *bh = NULL; } if (tmpstat != -EAGAIN) { status = tmpstat; |
ccd979bdb [PATCH] OCFS2: Th... |
819 |
break; |
fb5cbe9ef ocfs2: Return -EI... |
820 |
} |
ccd979bdb [PATCH] OCFS2: Th... |
821 822 823 824 825 |
} bail: return status; } |
c271c5c22 ocfs2: local mounts |
826 827 |
static int ocfs2_verify_heartbeat(struct ocfs2_super *osb) { |
2c442719e (2c442719e90a44a6... |
828 829 830 831 |
u32 hb_enabled = OCFS2_MOUNT_HB_LOCAL | OCFS2_MOUNT_HB_GLOBAL; if (osb->s_mount_opt & hb_enabled) { if (ocfs2_mount_local(osb)) { |
c271c5c22 ocfs2: local mounts |
832 833 834 835 836 |
mlog(ML_ERROR, "Cannot heartbeat on a locally " "mounted device. "); return -EINVAL; } |
2c442719e (2c442719e90a44a6... |
837 |
if (ocfs2_userspace_stack(osb)) { |
b61817e11 ocfs2: Add the US... |
838 839 840 841 842 |
mlog(ML_ERROR, "Userspace stack expected, but " "o2cb heartbeat arguments passed to mount "); return -EINVAL; } |
2c442719e (2c442719e90a44a6... |
843 844 845 846 847 848 849 850 |
if (((osb->s_mount_opt & OCFS2_MOUNT_HB_GLOBAL) && !ocfs2_cluster_o2cb_global_heartbeat(osb)) || ((osb->s_mount_opt & OCFS2_MOUNT_HB_LOCAL) && ocfs2_cluster_o2cb_global_heartbeat(osb))) { mlog(ML_ERROR, "Mismatching o2cb heartbeat modes "); return -EINVAL; } |
b61817e11 ocfs2: Add the US... |
851 |
} |
2c442719e (2c442719e90a44a6... |
852 |
if (!(osb->s_mount_opt & hb_enabled)) { |
b61817e11 ocfs2: Add the US... |
853 854 |
if (!ocfs2_mount_local(osb) && !ocfs2_is_hard_readonly(osb) && !ocfs2_userspace_stack(osb)) { |
c271c5c22 ocfs2: local mounts |
855 856 857 858 859 860 861 862 863 |
mlog(ML_ERROR, "Heartbeat has to be started to mount " "a read-write clustered device. "); return -EINVAL; } } return 0; } |
b61817e11 ocfs2: Add the US... |
864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 |
/* * If we're using a userspace stack, mount should have passed * a name that matches the disk. If not, mount should not * have passed a stack. */ static int ocfs2_verify_userspace_stack(struct ocfs2_super *osb, struct mount_options *mopt) { if (!ocfs2_userspace_stack(osb) && mopt->cluster_stack[0]) { mlog(ML_ERROR, "cluster stack passed to mount, but this filesystem " "does not support it "); return -EINVAL; } if (ocfs2_userspace_stack(osb) && strncmp(osb->osb_cluster_stack, mopt->cluster_stack, OCFS2_STACK_LABEL_LEN)) { mlog(ML_ERROR, "cluster stack passed to mount (\"%s\") does not " "match the filesystem (\"%s\") ", mopt->cluster_stack, osb->osb_cluster_stack); return -EINVAL; } return 0; } |
19ece546a ocfs2: Enable quo... |
894 895 896 897 898 899 900 901 902 903 904 905 |
static int ocfs2_susp_quotas(struct ocfs2_super *osb, int unsuspend) { int type; struct super_block *sb = osb->sb; unsigned int feature[MAXQUOTAS] = { OCFS2_FEATURE_RO_COMPAT_USRQUOTA, OCFS2_FEATURE_RO_COMPAT_GRPQUOTA}; int status = 0; for (type = 0; type < MAXQUOTAS; type++) { if (!OCFS2_HAS_RO_COMPAT_FEATURE(sb, feature[type])) continue; if (unsuspend) |
0f0dd62fd quota: kill the v... |
906 |
status = dquot_resume(sb, type); |
eea7feb07 ocfs2: Fix use af... |
907 908 909 910 911 912 |
else { struct ocfs2_mem_dqinfo *oinfo; /* Cancel periodic syncing before suspending */ oinfo = sb_dqinfo(sb, type)->dqi_priv; cancel_delayed_work_sync(&oinfo->dqi_sync_work); |
0f0dd62fd quota: kill the v... |
913 |
status = dquot_suspend(sb, type); |
eea7feb07 ocfs2: Fix use af... |
914 |
} |
19ece546a ocfs2: Enable quo... |
915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 |
if (status < 0) break; } if (status < 0) mlog(ML_ERROR, "Failed to suspend/unsuspend quotas on " "remount (error = %d). ", status); return status; } static int ocfs2_enable_quotas(struct ocfs2_super *osb) { struct inode *inode[MAXQUOTAS] = { NULL, NULL }; struct super_block *sb = osb->sb; unsigned int feature[MAXQUOTAS] = { OCFS2_FEATURE_RO_COMPAT_USRQUOTA, OCFS2_FEATURE_RO_COMPAT_GRPQUOTA}; unsigned int ino[MAXQUOTAS] = { LOCAL_USER_QUOTA_SYSTEM_INODE, LOCAL_GROUP_QUOTA_SYSTEM_INODE }; int status; int type; sb_dqopt(sb)->flags |= DQUOT_QUOTA_SYS_FILE | DQUOT_NEGATIVE_USAGE; for (type = 0; type < MAXQUOTAS; type++) { if (!OCFS2_HAS_RO_COMPAT_FEATURE(sb, feature[type])) continue; inode[type] = ocfs2_get_system_file_inode(osb, ino[type], osb->slot_num); if (!inode[type]) { status = -ENOENT; goto out_quota_off; } |
287a80958 quota: rename def... |
946 947 |
status = dquot_enable(inode[type], type, QFMT_OCFS2, DQUOT_USAGE_ENABLED); |
19ece546a ocfs2: Enable quo... |
948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 |
if (status < 0) goto out_quota_off; } for (type = 0; type < MAXQUOTAS; type++) iput(inode[type]); return 0; out_quota_off: ocfs2_disable_quotas(osb); for (type = 0; type < MAXQUOTAS; type++) iput(inode[type]); mlog_errno(status); return status; } static void ocfs2_disable_quotas(struct ocfs2_super *osb) { int type; struct inode *inode; struct super_block *sb = osb->sb; |
c06bcbfa1 ocfs2: Fix lock i... |
968 |
struct ocfs2_mem_dqinfo *oinfo; |
19ece546a ocfs2: Enable quo... |
969 970 971 972 973 974 |
/* We mostly ignore errors in this function because there's not much * we can do when we see them */ for (type = 0; type < MAXQUOTAS; type++) { if (!sb_has_quota_loaded(sb, type)) continue; |
c06bcbfa1 ocfs2: Fix lock i... |
975 976 977 |
/* Cancel periodic syncing before we grab dqonoff_mutex */ oinfo = sb_dqinfo(sb, type)->dqi_priv; cancel_delayed_work_sync(&oinfo->dqi_sync_work); |
19ece546a ocfs2: Enable quo... |
978 979 980 981 |
inode = igrab(sb->s_dquot.files[type]); /* Turn off quotas. This will remove all dquot structures from * memory and so they will be automatically synced to global * quota files */ |
0f0dd62fd quota: kill the v... |
982 983 |
dquot_disable(sb, type, DQUOT_USAGE_ENABLED | DQUOT_LIMITS_ENABLED); |
19ece546a ocfs2: Enable quo... |
984 985 986 987 988 989 990 |
if (!inode) continue; iput(inode); } } /* Handle quota on quotactl */ |
f00c9e44a quota: Fix deadlo... |
991 |
static int ocfs2_quota_on(struct super_block *sb, int type, int format_id) |
19ece546a ocfs2: Enable quo... |
992 993 994 995 996 997 |
{ unsigned int feature[MAXQUOTAS] = { OCFS2_FEATURE_RO_COMPAT_USRQUOTA, OCFS2_FEATURE_RO_COMPAT_GRPQUOTA}; if (!OCFS2_HAS_RO_COMPAT_FEATURE(sb, feature[type])) return -EINVAL; |
287a80958 quota: rename def... |
998 999 |
return dquot_enable(sb_dqopt(sb)->files[type], type, format_id, DQUOT_LIMITS_ENABLED); |
19ece546a ocfs2: Enable quo... |
1000 1001 1002 |
} /* Handle quota off quotactl */ |
307ae18a5 quota: drop remou... |
1003 |
static int ocfs2_quota_off(struct super_block *sb, int type) |
19ece546a ocfs2: Enable quo... |
1004 |
{ |
0f0dd62fd quota: kill the v... |
1005 |
return dquot_disable(sb, type, DQUOT_LIMITS_ENABLED); |
19ece546a ocfs2: Enable quo... |
1006 |
} |
0d54b217a const: make struc... |
1007 |
static const struct quotactl_ops ocfs2_quotactl_ops = { |
f00c9e44a quota: Fix deadlo... |
1008 |
.quota_on_meta = ocfs2_quota_on, |
19ece546a ocfs2: Enable quo... |
1009 |
.quota_off = ocfs2_quota_off, |
287a80958 quota: rename def... |
1010 1011 1012 1013 1014 |
.quota_sync = dquot_quota_sync, .get_info = dquot_get_dqinfo, .set_info = dquot_set_dqinfo, .get_dqblk = dquot_get_dqblk, .set_dqblk = dquot_set_dqblk, |
19ece546a ocfs2: Enable quo... |
1015 |
}; |
ccd979bdb [PATCH] OCFS2: Th... |
1016 1017 1018 1019 |
static int ocfs2_fill_super(struct super_block *sb, void *data, int silent) { struct dentry *root; int status, sector_size; |
c0123adef [PATCH] ocfs2: fi... |
1020 |
struct mount_options parsed_options; |
ccd979bdb [PATCH] OCFS2: Th... |
1021 1022 1023 |
struct inode *inode = NULL; struct ocfs2_super *osb = NULL; struct buffer_head *bh = NULL; |
c271c5c22 ocfs2: local mounts |
1024 |
char nodestr[8]; |
73be192b1 ocfs2: Add statis... |
1025 |
struct ocfs2_blockcheck_stats stats; |
ccd979bdb [PATCH] OCFS2: Th... |
1026 |
|
32a42d392 ocfs2: Remove mas... |
1027 |
trace_ocfs2_fill_super(sb, data, silent); |
ccd979bdb [PATCH] OCFS2: Th... |
1028 |
|
c0123adef [PATCH] ocfs2: fi... |
1029 |
if (!ocfs2_parse_options(sb, data, &parsed_options, 0)) { |
ccd979bdb [PATCH] OCFS2: Th... |
1030 1031 1032 1033 1034 |
status = -EINVAL; goto read_super_error; } /* probe for superblock */ |
73be192b1 ocfs2: Add statis... |
1035 |
status = ocfs2_sb_probe(sb, &bh, §or_size, &stats); |
ccd979bdb [PATCH] OCFS2: Th... |
1036 1037 1038 1039 1040 |
if (status < 0) { mlog(ML_ERROR, "superblock probe failed! "); goto read_super_error; } |
73be192b1 ocfs2: Add statis... |
1041 |
status = ocfs2_initialize_super(sb, bh, sector_size, &stats); |
ccd979bdb [PATCH] OCFS2: Th... |
1042 1043 1044 1045 1046 1047 1048 |
osb = OCFS2_SB(sb); if (status < 0) { mlog_errno(status); goto read_super_error; } brelse(bh); bh = NULL; |
a68979b85 ocfs2: add mount ... |
1049 |
|
5297aad80 ocfs2: Make acl u... |
1050 1051 1052 1053 |
if (!ocfs2_check_set_options(sb, &parsed_options)) { status = -EINVAL; goto read_super_error; } |
c0123adef [PATCH] ocfs2: fi... |
1054 1055 1056 |
osb->s_mount_opt = parsed_options.mount_opt; osb->s_atime_quantum = parsed_options.atime_quantum; osb->preferred_slot = parsed_options.slot; |
d147b3d63 ocfs2: Support co... |
1057 |
osb->osb_commit_interval = parsed_options.commit_interval; |
73c8a8000 ocfs2: clean up l... |
1058 1059 |
ocfs2_la_set_sizes(osb, parsed_options.localalloc_opt); |
d02f00cc0 ocfs2: allocation... |
1060 |
osb->osb_resv_level = parsed_options.resv_level; |
83f92318f ocfs2: Add dir_re... |
1061 1062 1063 1064 1065 |
osb->osb_dir_resv_level = parsed_options.resv_level; if (parsed_options.dir_resv_level == -1) osb->osb_dir_resv_level = parsed_options.resv_level; else osb->osb_dir_resv_level = parsed_options.dir_resv_level; |
ccd979bdb [PATCH] OCFS2: Th... |
1066 |
|
b61817e11 ocfs2: Add the US... |
1067 1068 1069 |
status = ocfs2_verify_userspace_stack(osb, &parsed_options); if (status) goto read_super_error; |
ccd979bdb [PATCH] OCFS2: Th... |
1070 |
sb->s_magic = OCFS2_SUPER_MAGIC; |
9e1f1de02 more conservative... |
1071 |
sb->s_flags = (sb->s_flags & ~(MS_POSIXACL | MS_NOSEC)) | |
a68979b85 ocfs2: add mount ... |
1072 |
((osb->s_mount_opt & OCFS2_MOUNT_POSIX_ACL) ? MS_POSIXACL : 0); |
ccd979bdb [PATCH] OCFS2: Th... |
1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 |
/* Hard readonly mode only if: bdev_read_only, MS_RDONLY, * heartbeat=none */ if (bdev_read_only(sb->s_bdev)) { if (!(sb->s_flags & MS_RDONLY)) { status = -EACCES; mlog(ML_ERROR, "Readonly device detected but readonly " "mount was not specified. "); goto read_super_error; } /* You should not be able to start a local heartbeat * on a readonly device. */ if (osb->s_mount_opt & OCFS2_MOUNT_HB_LOCAL) { status = -EROFS; mlog(ML_ERROR, "Local heartbeat specified on readonly " "device. "); goto read_super_error; } status = ocfs2_check_journals_nolocks(osb); if (status < 0) { if (status == -EROFS) mlog(ML_ERROR, "Recovery required on readonly " "file system, but write access is " "unavailable. "); else |
2bd632165 ocfs2/trivial: Re... |
1102 |
mlog_errno(status); |
ccd979bdb [PATCH] OCFS2: Th... |
1103 1104 1105 1106 |
goto read_super_error; } ocfs2_set_ro_flag(osb, 1); |
619c200de ocfs2: Clean up m... |
1107 1108 1109 1110 |
printk(KERN_NOTICE "ocfs2: Readonly device (%s) detected. " "Cluster services will not be used for this mount. " "Recovery will be skipped. ", osb->dev_str); |
ccd979bdb [PATCH] OCFS2: Th... |
1111 1112 1113 |
} if (!ocfs2_is_hard_readonly(osb)) { |
ccd979bdb [PATCH] OCFS2: Th... |
1114 1115 1116 |
if (sb->s_flags & MS_RDONLY) ocfs2_set_ro_flag(osb, 0); } |
c271c5c22 ocfs2: local mounts |
1117 1118 1119 1120 1121 |
status = ocfs2_verify_heartbeat(osb); if (status < 0) { mlog_errno(status); goto read_super_error; } |
ccd979bdb [PATCH] OCFS2: Th... |
1122 1123 1124 1125 1126 1127 1128 1129 |
osb->osb_debug_root = debugfs_create_dir(osb->uuid_str, ocfs2_debugfs_root); if (!osb->osb_debug_root) { status = -EINVAL; mlog(ML_ERROR, "Unable to create per-mount debugfs root. "); goto read_super_error; } |
50397507e ocfs2: Expose the... |
1130 1131 1132 1133 1134 1135 1136 1137 1138 |
osb->osb_ctxt = debugfs_create_file("fs_state", S_IFREG|S_IRUSR, osb->osb_debug_root, osb, &ocfs2_osb_debug_fops); if (!osb->osb_ctxt) { status = -EINVAL; mlog_errno(status); goto read_super_error; } |
73be192b1 ocfs2: Add statis... |
1139 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 |
if (ocfs2_meta_ecc(osb)) { status = ocfs2_blockcheck_stats_debugfs_install( &osb->osb_ecc_stats, osb->osb_debug_root); if (status) { mlog(ML_ERROR, "Unable to create blockcheck statistics " "files "); goto read_super_error; } } |
ccd979bdb [PATCH] OCFS2: Th... |
1151 1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 |
status = ocfs2_mount_volume(sb); if (osb->root_inode) inode = igrab(osb->root_inode); if (status < 0) goto read_super_error; if (!inode) { status = -EIO; mlog_errno(status); goto read_super_error; } root = d_alloc_root(inode); if (!root) { status = -ENOMEM; mlog_errno(status); goto read_super_error; } sb->s_root = root; ocfs2_complete_mount_recovery(osb); |
c271c5c22 ocfs2: local mounts |
1174 1175 1176 |
if (ocfs2_mount_local(osb)) snprintf(nodestr, sizeof(nodestr), "local"); else |
19fdb624d ocfs2: Abstract o... |
1177 |
snprintf(nodestr, sizeof(nodestr), "%u", osb->node_num); |
c271c5c22 ocfs2: local mounts |
1178 1179 |
printk(KERN_INFO "ocfs2: Mounting device (%s) on (node %s, slot %d) " |
781ee3e2b ocfs2: Cleanup me... |
1180 1181 |
"with %s data mode. ", |
c271c5c22 ocfs2: local mounts |
1182 |
osb->dev_str, nodestr, osb->slot_num, |
ccd979bdb [PATCH] OCFS2: Th... |
1183 1184 1185 1186 1187 |
osb->s_mount_opt & OCFS2_MOUNT_DATA_WRITEBACK ? "writeback" : "ordered"); atomic_set(&osb->vol_state, VOLUME_MOUNTED); wake_up(&osb->osb_mount_event); |
19ece546a ocfs2: Enable quo... |
1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 |
/* Now we can initialize quotas because we can afford to wait * for cluster locks recovery now. That also means that truncation * log recovery can happen but that waits for proper quota setup */ if (!(sb->s_flags & MS_RDONLY)) { status = ocfs2_enable_quotas(osb); if (status < 0) { /* We have to err-out specially here because * s_root is already set */ mlog_errno(status); atomic_set(&osb->vol_state, VOLUME_DISABLED); wake_up(&osb->osb_mount_event); |
19ece546a ocfs2: Enable quo... |
1199 1200 1201 1202 1203 1204 1205 1206 1207 |
return status; } } ocfs2_complete_quota_recovery(osb); /* Now we wake up again for processes waiting for quotas */ atomic_set(&osb->vol_state, VOLUME_MOUNTED_QUOTAS); wake_up(&osb->osb_mount_event); |
df152c241 ocfs2: Disable or... |
1208 |
/* Start this when the mount is almost sure of being successful */ |
8b712cd58 ocfs2: Fixup orph... |
1209 |
ocfs2_orphan_scan_start(osb); |
df152c241 ocfs2: Disable or... |
1210 |
|
ccd979bdb [PATCH] OCFS2: Th... |
1211 1212 1213 |
return status; read_super_error: |
a81cb88b6 ocfs2: Don't chec... |
1214 |
brelse(bh); |
ccd979bdb [PATCH] OCFS2: Th... |
1215 1216 1217 1218 1219 1220 1221 1222 1223 |
if (inode) iput(inode); if (osb) { atomic_set(&osb->vol_state, VOLUME_DISABLED); wake_up(&osb->osb_mount_event); ocfs2_dismount_volume(sb, 1); } |
c1e8d35ef ocfs2: Remove EXI... |
1224 1225 |
if (status) mlog_errno(status); |
ccd979bdb [PATCH] OCFS2: Th... |
1226 1227 |
return status; } |
152a08366 new helper: mount... |
1228 |
static struct dentry *ocfs2_mount(struct file_system_type *fs_type, |
454e2398b [PATCH] VFS: Perm... |
1229 1230 |
int flags, const char *dev_name, |
152a08366 new helper: mount... |
1231 |
void *data) |
ccd979bdb [PATCH] OCFS2: Th... |
1232 |
{ |
152a08366 new helper: mount... |
1233 |
return mount_bdev(fs_type, flags, dev_name, data, ocfs2_fill_super); |
ccd979bdb [PATCH] OCFS2: Th... |
1234 |
} |
f7b1aa69b ocfs2: Fix deadlo... |
1235 1236 1237 |
static void ocfs2_kill_sb(struct super_block *sb) { struct ocfs2_super *osb = OCFS2_SB(sb); |
5fd131893 ocfs2: Don't oops... |
1238 1239 1240 |
/* Failed mount? */ if (!osb || atomic_read(&osb->vol_state) == VOLUME_DISABLED) goto out; |
f7b1aa69b ocfs2: Fix deadlo... |
1241 1242 1243 1244 1245 1246 |
/* Prevent further queueing of inode drop events */ spin_lock(&dentry_list_lock); ocfs2_set_osb_flag(osb, OCFS2_OSB_DROP_DENTRY_LOCK_IMMED); spin_unlock(&dentry_list_lock); /* Wait for work to finish and/or remove it */ cancel_work_sync(&osb->dentry_lock_work); |
5fd131893 ocfs2: Don't oops... |
1247 |
out: |
f7b1aa69b ocfs2: Fix deadlo... |
1248 1249 |
kill_block_super(sb); } |
ccd979bdb [PATCH] OCFS2: Th... |
1250 1251 1252 |
static struct file_system_type ocfs2_fs_type = { .owner = THIS_MODULE, .name = "ocfs2", |
152a08366 new helper: mount... |
1253 |
.mount = ocfs2_mount, |
f7b1aa69b ocfs2: Fix deadlo... |
1254 |
.kill_sb = ocfs2_kill_sb, |
1ba9da2ff ocfs2: manually d... |
1255 |
.fs_flags = FS_REQUIRES_DEV|FS_RENAME_DOES_D_MOVE, |
ccd979bdb [PATCH] OCFS2: Th... |
1256 1257 |
.next = NULL }; |
5297aad80 ocfs2: Make acl u... |
1258 1259 1260 1261 1262 1263 1264 1265 1266 1267 1268 1269 1270 1271 1272 1273 1274 1275 1276 1277 1278 1279 1280 1281 1282 1283 1284 1285 1286 1287 1288 1289 1290 1291 1292 1293 |
static int ocfs2_check_set_options(struct super_block *sb, struct mount_options *options) { if (options->mount_opt & OCFS2_MOUNT_USRQUOTA && !OCFS2_HAS_RO_COMPAT_FEATURE(sb, OCFS2_FEATURE_RO_COMPAT_USRQUOTA)) { mlog(ML_ERROR, "User quotas were requested, but this " "filesystem does not have the feature enabled. "); return 0; } if (options->mount_opt & OCFS2_MOUNT_GRPQUOTA && !OCFS2_HAS_RO_COMPAT_FEATURE(sb, OCFS2_FEATURE_RO_COMPAT_GRPQUOTA)) { mlog(ML_ERROR, "Group quotas were requested, but this " "filesystem does not have the feature enabled. "); return 0; } if (options->mount_opt & OCFS2_MOUNT_POSIX_ACL && !OCFS2_HAS_INCOMPAT_FEATURE(sb, OCFS2_FEATURE_INCOMPAT_XATTR)) { mlog(ML_ERROR, "ACL support requested but extended attributes " "feature is not enabled "); return 0; } /* No ACL setting specified? Use XATTR feature... */ if (!(options->mount_opt & (OCFS2_MOUNT_POSIX_ACL | OCFS2_MOUNT_NO_POSIX_ACL))) { if (OCFS2_HAS_INCOMPAT_FEATURE(sb, OCFS2_FEATURE_INCOMPAT_XATTR)) options->mount_opt |= OCFS2_MOUNT_POSIX_ACL; else options->mount_opt |= OCFS2_MOUNT_NO_POSIX_ACL; } return 1; } |
ccd979bdb [PATCH] OCFS2: Th... |
1294 1295 |
static int ocfs2_parse_options(struct super_block *sb, char *options, |
c0123adef [PATCH] ocfs2: fi... |
1296 |
struct mount_options *mopt, |
ccd979bdb [PATCH] OCFS2: Th... |
1297 1298 |
int is_remount) { |
52c303c56 ocfs2: Check hear... |
1299 |
int status, user_stack = 0; |
ccd979bdb [PATCH] OCFS2: Th... |
1300 |
char *p; |
2c442719e (2c442719e90a44a6... |
1301 |
u32 tmp; |
ccd979bdb [PATCH] OCFS2: Th... |
1302 |
|
32a42d392 ocfs2: Remove mas... |
1303 |
trace_ocfs2_parse_options(is_remount, options ? options : "(none)"); |
ccd979bdb [PATCH] OCFS2: Th... |
1304 |
|
d147b3d63 ocfs2: Support co... |
1305 |
mopt->commit_interval = 0; |
4b37fcb7d ocfs2: Make noint... |
1306 |
mopt->mount_opt = OCFS2_MOUNT_NOINTR; |
c0123adef [PATCH] ocfs2: fi... |
1307 1308 |
mopt->atime_quantum = OCFS2_DEFAULT_ATIME_QUANTUM; mopt->slot = OCFS2_INVALID_SLOT; |
73c8a8000 ocfs2: clean up l... |
1309 |
mopt->localalloc_opt = -1; |
b61817e11 ocfs2: Add the US... |
1310 |
mopt->cluster_stack[0] = '\0'; |
d02f00cc0 ocfs2: allocation... |
1311 |
mopt->resv_level = OCFS2_DEFAULT_RESV_LEVEL; |
83f92318f ocfs2: Add dir_re... |
1312 |
mopt->dir_resv_level = -1; |
ccd979bdb [PATCH] OCFS2: Th... |
1313 1314 1315 1316 1317 1318 1319 1320 1321 1322 1323 1324 1325 1326 1327 1328 |
if (!options) { status = 1; goto bail; } while ((p = strsep(&options, ",")) != NULL) { int token, option; substring_t args[MAX_OPT_ARGS]; if (!*p) continue; token = match_token(p, tokens, args); switch (token) { case Opt_hb_local: |
c0123adef [PATCH] ocfs2: fi... |
1329 |
mopt->mount_opt |= OCFS2_MOUNT_HB_LOCAL; |
ccd979bdb [PATCH] OCFS2: Th... |
1330 1331 |
break; case Opt_hb_none: |
2c442719e (2c442719e90a44a6... |
1332 1333 1334 1335 |
mopt->mount_opt |= OCFS2_MOUNT_HB_NONE; break; case Opt_hb_global: mopt->mount_opt |= OCFS2_MOUNT_HB_GLOBAL; |
ccd979bdb [PATCH] OCFS2: Th... |
1336 1337 1338 1339 1340 1341 1342 |
break; case Opt_barrier: if (match_int(&args[0], &option)) { status = 0; goto bail; } if (option) |
c0123adef [PATCH] ocfs2: fi... |
1343 |
mopt->mount_opt |= OCFS2_MOUNT_BARRIER; |
ccd979bdb [PATCH] OCFS2: Th... |
1344 |
else |
c0123adef [PATCH] ocfs2: fi... |
1345 |
mopt->mount_opt &= ~OCFS2_MOUNT_BARRIER; |
ccd979bdb [PATCH] OCFS2: Th... |
1346 1347 |
break; case Opt_intr: |
c0123adef [PATCH] ocfs2: fi... |
1348 |
mopt->mount_opt &= ~OCFS2_MOUNT_NOINTR; |
ccd979bdb [PATCH] OCFS2: Th... |
1349 1350 |
break; case Opt_nointr: |
c0123adef [PATCH] ocfs2: fi... |
1351 |
mopt->mount_opt |= OCFS2_MOUNT_NOINTR; |
ccd979bdb [PATCH] OCFS2: Th... |
1352 1353 |
break; case Opt_err_panic: |
c0123adef [PATCH] ocfs2: fi... |
1354 |
mopt->mount_opt |= OCFS2_MOUNT_ERRORS_PANIC; |
ccd979bdb [PATCH] OCFS2: Th... |
1355 1356 |
break; case Opt_err_ro: |
c0123adef [PATCH] ocfs2: fi... |
1357 |
mopt->mount_opt &= ~OCFS2_MOUNT_ERRORS_PANIC; |
ccd979bdb [PATCH] OCFS2: Th... |
1358 1359 |
break; case Opt_data_ordered: |
c0123adef [PATCH] ocfs2: fi... |
1360 |
mopt->mount_opt &= ~OCFS2_MOUNT_DATA_WRITEBACK; |
ccd979bdb [PATCH] OCFS2: Th... |
1361 1362 |
break; case Opt_data_writeback: |
c0123adef [PATCH] ocfs2: fi... |
1363 |
mopt->mount_opt |= OCFS2_MOUNT_DATA_WRITEBACK; |
ccd979bdb [PATCH] OCFS2: Th... |
1364 |
break; |
cf1d6c763 ocfs2: Add extend... |
1365 1366 1367 1368 1369 1370 |
case Opt_user_xattr: mopt->mount_opt &= ~OCFS2_MOUNT_NOUSERXATTR; break; case Opt_nouser_xattr: mopt->mount_opt |= OCFS2_MOUNT_NOUSERXATTR; break; |
7f1a37e31 ocfs2: core atime... |
1371 1372 1373 1374 1375 1376 |
case Opt_atime_quantum: if (match_int(&args[0], &option)) { status = 0; goto bail; } if (option >= 0) |
c0123adef [PATCH] ocfs2: fi... |
1377 |
mopt->atime_quantum = option; |
7f1a37e31 ocfs2: core atime... |
1378 |
break; |
baf4661a8 ocfs2: Add "prefe... |
1379 1380 1381 1382 1383 1384 1385 |
case Opt_slot: option = 0; if (match_int(&args[0], &option)) { status = 0; goto bail; } if (option) |
c0123adef [PATCH] ocfs2: fi... |
1386 |
mopt->slot = (s16)option; |
baf4661a8 ocfs2: Add "prefe... |
1387 |
break; |
d147b3d63 ocfs2: Support co... |
1388 1389 1390 1391 1392 1393 1394 1395 1396 |
case Opt_commit: option = 0; if (match_int(&args[0], &option)) { status = 0; goto bail; } if (option < 0) return 0; if (option == 0) |
2b4e30fbd ocfs2: Switch ove... |
1397 |
option = JBD2_DEFAULT_MAX_COMMIT_AGE; |
d147b3d63 ocfs2: Support co... |
1398 1399 |
mopt->commit_interval = HZ * option; break; |
2fbe8d1eb ocfs2: Local allo... |
1400 1401 1402 1403 1404 1405 |
case Opt_localalloc: option = 0; if (match_int(&args[0], &option)) { status = 0; goto bail; } |
73c8a8000 ocfs2: clean up l... |
1406 |
if (option >= 0) |
2fbe8d1eb ocfs2: Local allo... |
1407 1408 |
mopt->localalloc_opt = option; break; |
53fc622b9 [PATCH 2/2] ocfs2... |
1409 1410 1411 1412 1413 1414 1415 1416 1417 1418 1419 1420 1421 1422 |
case Opt_localflocks: /* * Changing this during remount could race * flock() requests, or "unbalance" existing * ones (e.g., a lock is taken in one mode but * dropped in the other). If users care enough * to flip locking modes during remount, we * could add a "local" flag to individual * flock structures for proper tracking of * state. */ if (!is_remount) mopt->mount_opt |= OCFS2_MOUNT_LOCALFLOCKS; break; |
b61817e11 ocfs2: Add the US... |
1423 1424 1425 1426 1427 1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 |
case Opt_stack: /* Check both that the option we were passed * is of the right length and that it is a proper * string of the right length. */ if (((args[0].to - args[0].from) != OCFS2_STACK_LABEL_LEN) || (strnlen(args[0].from, OCFS2_STACK_LABEL_LEN) != OCFS2_STACK_LABEL_LEN)) { mlog(ML_ERROR, "Invalid cluster_stack option "); status = 0; goto bail; } memcpy(mopt->cluster_stack, args[0].from, OCFS2_STACK_LABEL_LEN); mopt->cluster_stack[OCFS2_STACK_LABEL_LEN] = '\0'; |
52c303c56 ocfs2: Check hear... |
1442 1443 1444 1445 1446 1447 1448 1449 1450 |
/* * Open code the memcmp here as we don't have * an osb to pass to * ocfs2_userspace_stack(). */ if (memcmp(mopt->cluster_stack, OCFS2_CLASSIC_CLUSTER_STACK, OCFS2_STACK_LABEL_LEN)) user_stack = 1; |
b61817e11 ocfs2: Add the US... |
1451 |
break; |
12462f1d9 ocfs2: Add the 'i... |
1452 1453 1454 |
case Opt_inode64: mopt->mount_opt |= OCFS2_MOUNT_INODE64; break; |
19ece546a ocfs2: Enable quo... |
1455 |
case Opt_usrquota: |
19ece546a ocfs2: Enable quo... |
1456 1457 1458 |
mopt->mount_opt |= OCFS2_MOUNT_USRQUOTA; break; case Opt_grpquota: |
19ece546a ocfs2: Enable quo... |
1459 1460 |
mopt->mount_opt |= OCFS2_MOUNT_GRPQUOTA; break; |
7bdb0d18b ocfs2: Add a moun... |
1461 1462 1463 1464 1465 1466 |
case Opt_coherency_buffered: mopt->mount_opt |= OCFS2_MOUNT_COHERENCY_BUFFERED; break; case Opt_coherency_full: mopt->mount_opt &= ~OCFS2_MOUNT_COHERENCY_BUFFERED; break; |
a68979b85 ocfs2: add mount ... |
1467 1468 |
case Opt_acl: mopt->mount_opt |= OCFS2_MOUNT_POSIX_ACL; |
5297aad80 ocfs2: Make acl u... |
1469 |
mopt->mount_opt &= ~OCFS2_MOUNT_NO_POSIX_ACL; |
a68979b85 ocfs2: add mount ... |
1470 1471 |
break; case Opt_noacl: |
5297aad80 ocfs2: Make acl u... |
1472 |
mopt->mount_opt |= OCFS2_MOUNT_NO_POSIX_ACL; |
a68979b85 ocfs2: add mount ... |
1473 1474 |
mopt->mount_opt &= ~OCFS2_MOUNT_POSIX_ACL; break; |
d02f00cc0 ocfs2: allocation... |
1475 1476 1477 1478 1479 1480 1481 1482 1483 1484 1485 |
case Opt_resv_level: if (is_remount) break; if (match_int(&args[0], &option)) { status = 0; goto bail; } if (option >= OCFS2_MIN_RESV_LEVEL && option < OCFS2_MAX_RESV_LEVEL) mopt->resv_level = option; break; |
83f92318f ocfs2: Add dir_re... |
1486 1487 1488 1489 1490 1491 1492 1493 1494 1495 1496 |
case Opt_dir_resv_level: if (is_remount) break; if (match_int(&args[0], &option)) { status = 0; goto bail; } if (option >= OCFS2_MIN_RESV_LEVEL && option < OCFS2_MAX_RESV_LEVEL) mopt->dir_resv_level = option; break; |
ccd979bdb [PATCH] OCFS2: Th... |
1497 1498 1499 1500 1501 1502 1503 1504 1505 |
default: mlog(ML_ERROR, "Unrecognized mount option \"%s\" " "or missing value ", p); status = 0; goto bail; } } |
52c303c56 ocfs2: Check hear... |
1506 1507 1508 1509 1510 1511 1512 1513 1514 1515 1516 |
if (user_stack == 0) { /* Ensure only one heartbeat mode */ tmp = mopt->mount_opt & (OCFS2_MOUNT_HB_LOCAL | OCFS2_MOUNT_HB_GLOBAL | OCFS2_MOUNT_HB_NONE); if (hweight32(tmp) != 1) { mlog(ML_ERROR, "Invalid heartbeat mount options "); status = 0; goto bail; } |
2c442719e (2c442719e90a44a6... |
1517 |
} |
ccd979bdb [PATCH] OCFS2: Th... |
1518 1519 1520 |
status = 1; bail: |
ccd979bdb [PATCH] OCFS2: Th... |
1521 1522 |
return status; } |
34c80b1d9 vfs: switch ->sho... |
1523 |
static int ocfs2_show_options(struct seq_file *s, struct dentry *root) |
d550071c0 ocfs2: Implement ... |
1524 |
{ |
34c80b1d9 vfs: switch ->sho... |
1525 |
struct ocfs2_super *osb = OCFS2_SB(root->d_sb); |
d550071c0 ocfs2: Implement ... |
1526 |
unsigned long opts = osb->s_mount_opt; |
ebcee4b5c ocfs2: Track loca... |
1527 |
unsigned int local_alloc_megs; |
d550071c0 ocfs2: Implement ... |
1528 |
|
2c442719e (2c442719e90a44a6... |
1529 1530 1531 1532 1533 1534 1535 1536 |
if (opts & (OCFS2_MOUNT_HB_LOCAL | OCFS2_MOUNT_HB_GLOBAL)) { seq_printf(s, ",_netdev"); if (opts & OCFS2_MOUNT_HB_LOCAL) seq_printf(s, ",%s", OCFS2_HB_LOCAL); else seq_printf(s, ",%s", OCFS2_HB_GLOBAL); } else seq_printf(s, ",%s", OCFS2_HB_NONE); |
d550071c0 ocfs2: Implement ... |
1537 1538 1539 1540 1541 1542 1543 1544 1545 1546 1547 1548 1549 1550 1551 1552 1553 1554 1555 |
if (opts & OCFS2_MOUNT_NOINTR) seq_printf(s, ",nointr"); if (opts & OCFS2_MOUNT_DATA_WRITEBACK) seq_printf(s, ",data=writeback"); else seq_printf(s, ",data=ordered"); if (opts & OCFS2_MOUNT_BARRIER) seq_printf(s, ",barrier=1"); if (opts & OCFS2_MOUNT_ERRORS_PANIC) seq_printf(s, ",errors=panic"); else seq_printf(s, ",errors=remount-ro"); if (osb->preferred_slot != OCFS2_INVALID_SLOT) seq_printf(s, ",preferred_slot=%d", osb->preferred_slot); |
34c80b1d9 vfs: switch ->sho... |
1556 |
seq_printf(s, ",atime_quantum=%u", osb->s_atime_quantum); |
d550071c0 ocfs2: Implement ... |
1557 |
|
d147b3d63 ocfs2: Support co... |
1558 1559 1560 |
if (osb->osb_commit_interval) seq_printf(s, ",commit=%u", (unsigned) (osb->osb_commit_interval / HZ)); |
ebcee4b5c ocfs2: Track loca... |
1561 |
local_alloc_megs = osb->local_alloc_bits >> (20 - osb->s_clustersize_bits); |
6b82021b9 ocfs2: increase t... |
1562 |
if (local_alloc_megs != ocfs2_la_default_mb(osb)) |
ebcee4b5c ocfs2: Track loca... |
1563 |
seq_printf(s, ",localalloc=%d", local_alloc_megs); |
2fbe8d1eb ocfs2: Local allo... |
1564 |
|
53fc622b9 [PATCH 2/2] ocfs2... |
1565 1566 |
if (opts & OCFS2_MOUNT_LOCALFLOCKS) seq_printf(s, ",localflocks,"); |
b61817e11 ocfs2: Add the US... |
1567 1568 1569 |
if (osb->osb_cluster_stack[0]) seq_printf(s, ",cluster_stack=%.*s", OCFS2_STACK_LABEL_LEN, osb->osb_cluster_stack); |
19ece546a ocfs2: Enable quo... |
1570 1571 1572 1573 |
if (opts & OCFS2_MOUNT_USRQUOTA) seq_printf(s, ",usrquota"); if (opts & OCFS2_MOUNT_GRPQUOTA) seq_printf(s, ",grpquota"); |
b61817e11 ocfs2: Add the US... |
1574 |
|
7bdb0d18b ocfs2: Add a moun... |
1575 1576 1577 1578 |
if (opts & OCFS2_MOUNT_COHERENCY_BUFFERED) seq_printf(s, ",coherency=buffered"); else seq_printf(s, ",coherency=full"); |
b0f73cfc3 ocfs2: Add xattr ... |
1579 1580 1581 1582 |
if (opts & OCFS2_MOUNT_NOUSERXATTR) seq_printf(s, ",nouser_xattr"); else seq_printf(s, ",user_xattr"); |
12462f1d9 ocfs2: Add the 'i... |
1583 1584 |
if (opts & OCFS2_MOUNT_INODE64) seq_printf(s, ",inode64"); |
a68979b85 ocfs2: add mount ... |
1585 1586 1587 1588 |
if (opts & OCFS2_MOUNT_POSIX_ACL) seq_printf(s, ",acl"); else seq_printf(s, ",noacl"); |
a68979b85 ocfs2: add mount ... |
1589 |
|
d02f00cc0 ocfs2: allocation... |
1590 1591 |
if (osb->osb_resv_level != OCFS2_DEFAULT_RESV_LEVEL) seq_printf(s, ",resv_level=%d", osb->osb_resv_level); |
83f92318f ocfs2: Add dir_re... |
1592 1593 |
if (osb->osb_dir_resv_level != osb->osb_resv_level) seq_printf(s, ",dir_resv_level=%d", osb->osb_resv_level); |
d550071c0 ocfs2: Implement ... |
1594 1595 |
return 0; } |
a11f7e63c ocfs2: serialize ... |
1596 |
wait_queue_head_t ocfs2__ioend_wq[OCFS2_IOEND_WQ_HASH_SZ]; |
ccd979bdb [PATCH] OCFS2: Th... |
1597 1598 |
static int __init ocfs2_init(void) { |
a11f7e63c ocfs2: serialize ... |
1599 |
int status, i; |
ccd979bdb [PATCH] OCFS2: Th... |
1600 |
|
ccd979bdb [PATCH] OCFS2: Th... |
1601 |
ocfs2_print_version(); |
a11f7e63c ocfs2: serialize ... |
1602 1603 |
for (i = 0; i < OCFS2_IOEND_WQ_HASH_SZ; i++) init_waitqueue_head(&ocfs2__ioend_wq[i]); |
ccd979bdb [PATCH] OCFS2: Th... |
1604 1605 1606 1607 1608 1609 1610 1611 1612 1613 1614 1615 1616 1617 1618 1619 1620 |
status = init_ocfs2_uptodate_cache(); if (status < 0) { mlog_errno(status); goto leave; } status = ocfs2_initialize_mem_caches(); if (status < 0) { mlog_errno(status); goto leave; } ocfs2_wq = create_singlethread_workqueue("ocfs2_wq"); if (!ocfs2_wq) { status = -ENOMEM; goto leave; } |
ccd979bdb [PATCH] OCFS2: Th... |
1621 1622 1623 1624 1625 1626 |
ocfs2_debugfs_root = debugfs_create_dir("ocfs2", NULL); if (!ocfs2_debugfs_root) { status = -EFAULT; mlog(ML_ERROR, "Unable to create ocfs2 debugfs root. "); } |
63e0c48ae ocfs2: Clean up s... |
1627 |
ocfs2_set_locking_protocol(); |
9e33d69f5 ocfs2: Implementa... |
1628 |
status = register_quota_format(&ocfs2_quota_format); |
ccd979bdb [PATCH] OCFS2: Th... |
1629 1630 1631 1632 |
leave: if (status < 0) { ocfs2_free_mem_caches(); exit_ocfs2_uptodate_cache(); |
c1e8d35ef ocfs2: Remove EXI... |
1633 |
mlog_errno(status); |
ccd979bdb [PATCH] OCFS2: Th... |
1634 |
} |
ccd979bdb [PATCH] OCFS2: Th... |
1635 1636 1637 1638 1639 1640 1641 1642 |
if (status >= 0) { return register_filesystem(&ocfs2_fs_type); } else return -1; } static void __exit ocfs2_exit(void) { |
ccd979bdb [PATCH] OCFS2: Th... |
1643 1644 1645 1646 |
if (ocfs2_wq) { flush_workqueue(ocfs2_wq); destroy_workqueue(ocfs2_wq); } |
9e33d69f5 ocfs2: Implementa... |
1647 |
unregister_quota_format(&ocfs2_quota_format); |
ccd979bdb [PATCH] OCFS2: Th... |
1648 1649 1650 1651 1652 |
debugfs_remove(ocfs2_debugfs_root); ocfs2_free_mem_caches(); unregister_filesystem(&ocfs2_fs_type); |
ccd979bdb [PATCH] OCFS2: Th... |
1653 |
exit_ocfs2_uptodate_cache(); |
ccd979bdb [PATCH] OCFS2: Th... |
1654 1655 1656 1657 |
} static void ocfs2_put_super(struct super_block *sb) { |
32a42d392 ocfs2: Remove mas... |
1658 |
trace_ocfs2_put_super(sb); |
ccd979bdb [PATCH] OCFS2: Th... |
1659 1660 1661 |
ocfs2_sync_blockdev(sb); ocfs2_dismount_volume(sb, 0); |
ccd979bdb [PATCH] OCFS2: Th... |
1662 |
} |
726c33422 [PATCH] VFS: Perm... |
1663 |
static int ocfs2_statfs(struct dentry *dentry, struct kstatfs *buf) |
ccd979bdb [PATCH] OCFS2: Th... |
1664 1665 1666 1667 1668 1669 1670 |
{ struct ocfs2_super *osb; u32 numbits, freebits; int status; struct ocfs2_dinode *bm_lock; struct buffer_head *bh = NULL; struct inode *inode = NULL; |
32a42d392 ocfs2: Remove mas... |
1671 |
trace_ocfs2_statfs(dentry->d_sb, buf); |
ccd979bdb [PATCH] OCFS2: Th... |
1672 |
|
726c33422 [PATCH] VFS: Perm... |
1673 |
osb = OCFS2_SB(dentry->d_sb); |
ccd979bdb [PATCH] OCFS2: Th... |
1674 1675 1676 1677 1678 1679 1680 1681 1682 1683 |
inode = ocfs2_get_system_file_inode(osb, GLOBAL_BITMAP_SYSTEM_INODE, OCFS2_INVALID_SLOT); if (!inode) { mlog(ML_ERROR, "failed to get bitmap inode "); status = -EIO; goto bail; } |
e63aecb65 ocfs2: Rename ocf... |
1684 |
status = ocfs2_inode_lock(inode, &bh, 0); |
ccd979bdb [PATCH] OCFS2: Th... |
1685 1686 1687 1688 1689 1690 1691 1692 1693 1694 1695 |
if (status < 0) { mlog_errno(status); goto bail; } bm_lock = (struct ocfs2_dinode *) bh->b_data; numbits = le32_to_cpu(bm_lock->id1.bitmap1.i_total); freebits = numbits - le32_to_cpu(bm_lock->id1.bitmap1.i_used); buf->f_type = OCFS2_SUPER_MAGIC; |
726c33422 [PATCH] VFS: Perm... |
1696 |
buf->f_bsize = dentry->d_sb->s_blocksize; |
ccd979bdb [PATCH] OCFS2: Th... |
1697 1698 1699 1700 1701 1702 1703 1704 |
buf->f_namelen = OCFS2_MAX_FILENAME_LEN; buf->f_blocks = ((sector_t) numbits) * (osb->s_clustersize >> osb->sb->s_blocksize_bits); buf->f_bfree = ((sector_t) freebits) * (osb->s_clustersize >> osb->sb->s_blocksize_bits); buf->f_bavail = buf->f_bfree; buf->f_files = numbits; buf->f_ffree = freebits; |
837711f86 ocfs2: return f_f... |
1705 1706 1707 1708 |
buf->f_fsid.val[0] = crc32_le(0, osb->uuid_str, OCFS2_VOL_UUID_LEN) & 0xFFFFFFFFUL; buf->f_fsid.val[1] = crc32_le(0, osb->uuid_str + OCFS2_VOL_UUID_LEN, OCFS2_VOL_UUID_LEN) & 0xFFFFFFFFUL; |
ccd979bdb [PATCH] OCFS2: Th... |
1709 1710 |
brelse(bh); |
e63aecb65 ocfs2: Rename ocf... |
1711 |
ocfs2_inode_unlock(inode, 0); |
ccd979bdb [PATCH] OCFS2: Th... |
1712 1713 1714 1715 |
status = 0; bail: if (inode) iput(inode); |
c1e8d35ef ocfs2: Remove EXI... |
1716 1717 |
if (status) mlog_errno(status); |
ccd979bdb [PATCH] OCFS2: Th... |
1718 1719 1720 |
return status; } |
51cc50685 SL*B: drop kmem c... |
1721 |
static void ocfs2_inode_init_once(void *data) |
ccd979bdb [PATCH] OCFS2: Th... |
1722 1723 |
{ struct ocfs2_inode_info *oi = data; |
a35afb830 Remove SLAB_CTOR_... |
1724 1725 1726 1727 1728 |
oi->ip_flags = 0; oi->ip_open_count = 0; spin_lock_init(&oi->ip_lock); ocfs2_extent_map_init(&oi->vfs_inode); INIT_LIST_HEAD(&oi->ip_io_markers); |
a35afb830 Remove SLAB_CTOR_... |
1729 |
oi->ip_dir_start_lookup = 0; |
a11f7e63c ocfs2: serialize ... |
1730 |
atomic_set(&oi->ip_unaligned_aio, 0); |
a35afb830 Remove SLAB_CTOR_... |
1731 |
init_rwsem(&oi->ip_alloc_sem); |
cf1d6c763 ocfs2: Add extend... |
1732 |
init_rwsem(&oi->ip_xattr_sem); |
a35afb830 Remove SLAB_CTOR_... |
1733 |
mutex_init(&oi->ip_io_mutex); |
ccd979bdb [PATCH] OCFS2: Th... |
1734 |
|
a35afb830 Remove SLAB_CTOR_... |
1735 1736 |
oi->ip_blkno = 0ULL; oi->ip_clusters = 0; |
ccd979bdb [PATCH] OCFS2: Th... |
1737 |
|
4fe370afa ocfs2: use alloca... |
1738 |
ocfs2_resv_init_once(&oi->ip_la_data_resv); |
a35afb830 Remove SLAB_CTOR_... |
1739 |
ocfs2_lock_res_init_once(&oi->ip_rw_lockres); |
e63aecb65 ocfs2: Rename ocf... |
1740 |
ocfs2_lock_res_init_once(&oi->ip_inode_lockres); |
a35afb830 Remove SLAB_CTOR_... |
1741 |
ocfs2_lock_res_init_once(&oi->ip_open_lockres); |
ccd979bdb [PATCH] OCFS2: Th... |
1742 |
|
8cb471e8f ocfs2: Take the i... |
1743 |
ocfs2_metadata_cache_init(INODE_CACHE(&oi->vfs_inode), |
6e5a3d753 ocfs2: Change met... |
1744 |
&ocfs2_inode_caching_ops); |
ccd979bdb [PATCH] OCFS2: Th... |
1745 |
|
a35afb830 Remove SLAB_CTOR_... |
1746 |
inode_init_once(&oi->vfs_inode); |
ccd979bdb [PATCH] OCFS2: Th... |
1747 1748 1749 1750 1751 |
} static int ocfs2_initialize_mem_caches(void) { ocfs2_inode_cachep = kmem_cache_create("ocfs2_inode_cache", |
fffb60f93 [PATCH] cpuset me... |
1752 1753 1754 1755 |
sizeof(struct ocfs2_inode_info), 0, (SLAB_HWCACHE_ALIGN|SLAB_RECLAIM_ACCOUNT| SLAB_MEM_SPREAD), |
20c2df83d mm: Remove slab d... |
1756 |
ocfs2_inode_init_once); |
9e33d69f5 ocfs2: Implementa... |
1757 1758 1759 1760 1761 1762 1763 1764 1765 1766 1767 1768 1769 1770 1771 1772 1773 1774 1775 |
ocfs2_dquot_cachep = kmem_cache_create("ocfs2_dquot_cache", sizeof(struct ocfs2_dquot), 0, (SLAB_HWCACHE_ALIGN|SLAB_RECLAIM_ACCOUNT| SLAB_MEM_SPREAD), NULL); ocfs2_qf_chunk_cachep = kmem_cache_create("ocfs2_qf_chunk_cache", sizeof(struct ocfs2_quota_chunk), 0, (SLAB_RECLAIM_ACCOUNT|SLAB_MEM_SPREAD), NULL); if (!ocfs2_inode_cachep || !ocfs2_dquot_cachep || !ocfs2_qf_chunk_cachep) { if (ocfs2_inode_cachep) kmem_cache_destroy(ocfs2_inode_cachep); if (ocfs2_dquot_cachep) kmem_cache_destroy(ocfs2_dquot_cachep); if (ocfs2_qf_chunk_cachep) kmem_cache_destroy(ocfs2_qf_chunk_cachep); |
ccd979bdb [PATCH] OCFS2: Th... |
1776 |
return -ENOMEM; |
9e33d69f5 ocfs2: Implementa... |
1777 |
} |
ccd979bdb [PATCH] OCFS2: Th... |
1778 |
|
ccd979bdb [PATCH] OCFS2: Th... |
1779 1780 1781 1782 1783 1784 1785 |
return 0; } static void ocfs2_free_mem_caches(void) { if (ocfs2_inode_cachep) kmem_cache_destroy(ocfs2_inode_cachep); |
ccd979bdb [PATCH] OCFS2: Th... |
1786 |
ocfs2_inode_cachep = NULL; |
9e33d69f5 ocfs2: Implementa... |
1787 1788 1789 1790 1791 1792 1793 1794 |
if (ocfs2_dquot_cachep) kmem_cache_destroy(ocfs2_dquot_cachep); ocfs2_dquot_cachep = NULL; if (ocfs2_qf_chunk_cachep) kmem_cache_destroy(ocfs2_qf_chunk_cachep); ocfs2_qf_chunk_cachep = NULL; |
ccd979bdb [PATCH] OCFS2: Th... |
1795 1796 1797 1798 1799 1800 1801 1802 1803 1804 1805 1806 1807 1808 1809 1810 1811 1812 1813 1814 1815 1816 1817 1818 |
} static int ocfs2_get_sector(struct super_block *sb, struct buffer_head **bh, int block, int sect_size) { if (!sb_set_blocksize(sb, sect_size)) { mlog(ML_ERROR, "unable to set blocksize "); return -EIO; } *bh = sb_getblk(sb, block); if (!*bh) { mlog_errno(-EIO); return -EIO; } lock_buffer(*bh); if (!buffer_dirty(*bh)) clear_buffer_uptodate(*bh); unlock_buffer(*bh); ll_rw_block(READ, 1, bh); wait_on_buffer(*bh); |
28d57d437 ocfs2: add IO err... |
1819 1820 1821 1822 1823 1824 |
if (!buffer_uptodate(*bh)) { mlog_errno(-EIO); brelse(*bh); *bh = NULL; return -EIO; } |
ccd979bdb [PATCH] OCFS2: Th... |
1825 1826 |
return 0; } |
ccd979bdb [PATCH] OCFS2: Th... |
1827 1828 1829 1830 1831 |
static int ocfs2_mount_volume(struct super_block *sb) { int status = 0; int unlock_super = 0; struct ocfs2_super *osb = OCFS2_SB(sb); |
ccd979bdb [PATCH] OCFS2: Th... |
1832 1833 |
if (ocfs2_is_hard_readonly(osb)) goto leave; |
ccd979bdb [PATCH] OCFS2: Th... |
1834 1835 1836 1837 1838 |
status = ocfs2_dlm_init(osb); if (status < 0) { mlog_errno(status); goto leave; } |
ccd979bdb [PATCH] OCFS2: Th... |
1839 1840 1841 1842 1843 1844 1845 1846 1847 1848 1849 1850 1851 |
status = ocfs2_super_lock(osb, 1); if (status < 0) { mlog_errno(status); goto leave; } unlock_super = 1; /* This will load up the node map and add ourselves to it. */ status = ocfs2_find_slot(osb); if (status < 0) { mlog_errno(status); goto leave; } |
ccd979bdb [PATCH] OCFS2: Th... |
1852 1853 1854 1855 1856 1857 1858 1859 1860 1861 1862 1863 1864 1865 |
/* load all node-local system inodes */ status = ocfs2_init_local_system_inodes(osb); if (status < 0) { mlog_errno(status); goto leave; } status = ocfs2_check_volume(osb); if (status < 0) { mlog_errno(status); goto leave; } status = ocfs2_truncate_log_init(osb); |
06c59bb89 ocfs2: Remove red... |
1866 |
if (status < 0) |
ccd979bdb [PATCH] OCFS2: Th... |
1867 |
mlog_errno(status); |
c271c5c22 ocfs2: local mounts |
1868 |
|
ccd979bdb [PATCH] OCFS2: Th... |
1869 1870 1871 |
leave: if (unlock_super) ocfs2_super_unlock(osb, 1); |
ccd979bdb [PATCH] OCFS2: Th... |
1872 1873 |
return status; } |
ccd979bdb [PATCH] OCFS2: Th... |
1874 1875 |
static void ocfs2_dismount_volume(struct super_block *sb, int mnt_err) { |
286eaa95c ocfs2: Break out ... |
1876 |
int tmp, hangup_needed = 0; |
ccd979bdb [PATCH] OCFS2: Th... |
1877 |
struct ocfs2_super *osb = NULL; |
c271c5c22 ocfs2: local mounts |
1878 |
char nodestr[8]; |
ccd979bdb [PATCH] OCFS2: Th... |
1879 |
|
32a42d392 ocfs2: Remove mas... |
1880 |
trace_ocfs2_dismount_volume(sb); |
ccd979bdb [PATCH] OCFS2: Th... |
1881 1882 1883 1884 |
BUG_ON(!sb); osb = OCFS2_SB(sb); BUG_ON(!osb); |
50397507e ocfs2: Expose the... |
1885 |
debugfs_remove(osb->osb_ctxt); |
f7b1aa69b ocfs2: Fix deadlo... |
1886 1887 1888 1889 1890 |
/* * Flush inode dropping work queue so that deletes are * performed while the filesystem is still working */ ocfs2_drop_all_dl_inodes(osb); |
692684e19 ocfs2: Stop orpha... |
1891 1892 |
/* Orphan scan should be stopped as early as possible */ ocfs2_orphan_scan_stop(osb); |
19ece546a ocfs2: Enable quo... |
1893 |
ocfs2_disable_quotas(osb); |
ccd979bdb [PATCH] OCFS2: Th... |
1894 1895 1896 |
ocfs2_shutdown_local_alloc(osb); ocfs2_truncate_log_shutdown(osb); |
553abd046 ocfs2: Change the... |
1897 1898 |
/* This will disable recovery and flush any recovery work. */ ocfs2_recovery_exit(osb); |
ccd979bdb [PATCH] OCFS2: Th... |
1899 1900 1901 1902 |
ocfs2_journal_shutdown(osb); ocfs2_sync_blockdev(sb); |
374a263e7 ocfs2: Add refcou... |
1903 |
ocfs2_purge_refcount_trees(osb); |
4670c46de ocfs2: Introduce ... |
1904 1905 1906 |
/* No cluster connection means we've failed during mount, so skip * all the steps which depended on that to complete. */ if (osb->cconn) { |
ccd979bdb [PATCH] OCFS2: Th... |
1907 1908 1909 1910 1911 |
tmp = ocfs2_super_lock(osb, 1); if (tmp < 0) { mlog_errno(tmp); return; } |
19b613d41 ocfs2: Clear slot... |
1912 |
} |
ccd979bdb [PATCH] OCFS2: Th... |
1913 |
|
19b613d41 ocfs2: Clear slot... |
1914 1915 |
if (osb->slot_num != OCFS2_INVALID_SLOT) ocfs2_put_slot(osb); |
ccd979bdb [PATCH] OCFS2: Th... |
1916 |
|
4670c46de ocfs2: Introduce ... |
1917 |
if (osb->cconn) |
ccd979bdb [PATCH] OCFS2: Th... |
1918 |
ocfs2_super_unlock(osb, 1); |
ccd979bdb [PATCH] OCFS2: Th... |
1919 1920 |
ocfs2_release_system_inodes(osb); |
6953b4c00 ocfs2: Move o2hb ... |
1921 |
/* |
6953b4c00 ocfs2: Move o2hb ... |
1922 1923 1924 1925 1926 |
* If we're dismounting due to mount error, mount.ocfs2 will clean * up heartbeat. If we're a local mount, there is no heartbeat. * If we failed before we got a uuid_str yet, we can't stop * heartbeat. Otherwise, do it. */ |
03efed8a2 ocfs2: Bugfix for... |
1927 1928 |
if (!mnt_err && !ocfs2_mount_local(osb) && osb->uuid_str && !ocfs2_is_hard_readonly(osb)) |
286eaa95c ocfs2: Break out ... |
1929 1930 1931 1932 |
hangup_needed = 1; if (osb->cconn) ocfs2_dlm_shutdown(osb, hangup_needed); |
73be192b1 ocfs2: Add statis... |
1933 |
ocfs2_blockcheck_stats_debugfs_remove(&osb->osb_ecc_stats); |
286eaa95c ocfs2: Break out ... |
1934 1935 1936 |
debugfs_remove(osb->osb_debug_root); if (hangup_needed) |
6953b4c00 ocfs2: Move o2hb ... |
1937 |
ocfs2_cluster_hangup(osb->uuid_str, strlen(osb->uuid_str)); |
ccd979bdb [PATCH] OCFS2: Th... |
1938 1939 |
atomic_set(&osb->vol_state, VOLUME_DISMOUNTED); |
c271c5c22 ocfs2: local mounts |
1940 1941 1942 |
if (ocfs2_mount_local(osb)) snprintf(nodestr, sizeof(nodestr), "local"); else |
19fdb624d ocfs2: Abstract o... |
1943 |
snprintf(nodestr, sizeof(nodestr), "%u", osb->node_num); |
c271c5c22 ocfs2: local mounts |
1944 1945 1946 1947 |
printk(KERN_INFO "ocfs2: Unmounting device (%s) on (node %s) ", osb->dev_str, nodestr); |
ccd979bdb [PATCH] OCFS2: Th... |
1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 |
ocfs2_delete_osb(osb); kfree(osb); sb->s_dev = 0; sb->s_fs_info = NULL; } static int ocfs2_setup_osb_uuid(struct ocfs2_super *osb, const unsigned char *uuid, unsigned uuid_bytes) { int i, ret; char *ptr; BUG_ON(uuid_bytes != OCFS2_VOL_UUID_LEN); |
cd8612808 [PATCH] Fix numer... |
1962 |
osb->uuid_str = kzalloc(OCFS2_VOL_UUID_LEN * 2 + 1, GFP_KERNEL); |
ccd979bdb [PATCH] OCFS2: Th... |
1963 1964 |
if (osb->uuid_str == NULL) return -ENOMEM; |
ccd979bdb [PATCH] OCFS2: Th... |
1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 |
for (i = 0, ptr = osb->uuid_str; i < OCFS2_VOL_UUID_LEN; i++) { /* print with null */ ret = snprintf(ptr, 3, "%02X", uuid[i]); if (ret != 2) /* drop super cleans up */ return -EINVAL; /* then only advance past the last char */ ptr += 2; } return 0; } |
3bdb8efd9 OCFS2: Allow huge... |
1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 |
/* Make sure entire volume is addressable by our journal. Requires osb_clusters_at_boot to be valid and for the journal to have been initialized by ocfs2_journal_init(). */ static int ocfs2_journal_addressable(struct ocfs2_super *osb) { int status = 0; u64 max_block = ocfs2_clusters_to_blocks(osb->sb, osb->osb_clusters_at_boot) - 1; /* 32-bit block number is always OK. */ if (max_block <= (u32)~0ULL) goto out; /* Volume is "huge", so see if our journal is new enough to support it. */ if (!(OCFS2_HAS_COMPAT_FEATURE(osb->sb, OCFS2_FEATURE_COMPAT_JBD2_SB) && jbd2_journal_check_used_features(osb->journal->j_journal, 0, 0, JBD2_FEATURE_INCOMPAT_64BIT))) { mlog(ML_ERROR, "The journal cannot address the entire volume. " "Enable the 'block64' journal option with tunefs.ocfs2"); status = -EFBIG; goto out; } out: return status; } |
ccd979bdb [PATCH] OCFS2: Th... |
2005 2006 |
static int ocfs2_initialize_super(struct super_block *sb, struct buffer_head *bh, |
73be192b1 ocfs2: Add statis... |
2007 2008 |
int sector_size, struct ocfs2_blockcheck_stats *stats) |
ccd979bdb [PATCH] OCFS2: Th... |
2009 |
{ |
bddb8eb37 [PATCH] fs/ocfs2/... |
2010 |
int status; |
5a2540317 ocfs2: Fix max of... |
2011 2012 |
int i, cbits, bbits; struct ocfs2_dinode *di = (struct ocfs2_dinode *)bh->b_data; |
ccd979bdb [PATCH] OCFS2: Th... |
2013 |
struct inode *inode = NULL; |
ccd979bdb [PATCH] OCFS2: Th... |
2014 2015 2016 |
struct ocfs2_journal *journal; __le32 uuid_net_key; struct ocfs2_super *osb; |
3bdb8efd9 OCFS2: Allow huge... |
2017 |
u64 total_blocks; |
ccd979bdb [PATCH] OCFS2: Th... |
2018 |
|
cd8612808 [PATCH] Fix numer... |
2019 |
osb = kzalloc(sizeof(struct ocfs2_super), GFP_KERNEL); |
ccd979bdb [PATCH] OCFS2: Th... |
2020 2021 2022 2023 2024 2025 2026 2027 |
if (!osb) { status = -ENOMEM; mlog_errno(status); goto bail; } sb->s_fs_info = osb; sb->s_op = &ocfs2_sops; |
ba87167c0 switch ocfs2, clo... |
2028 |
sb->s_d_op = &ocfs2_dentry_ops; |
ccd979bdb [PATCH] OCFS2: Th... |
2029 |
sb->s_export_op = &ocfs2_export_ops; |
19ece546a ocfs2: Enable quo... |
2030 2031 |
sb->s_qcop = &ocfs2_quotactl_ops; sb->dq_op = &ocfs2_quota_operations; |
cf1d6c763 ocfs2: Add extend... |
2032 |
sb->s_xattr = ocfs2_xattr_handlers; |
e0dceaf0a ocfs2: set non-de... |
2033 |
sb->s_time_gran = 1; |
ccd979bdb [PATCH] OCFS2: Th... |
2034 2035 |
sb->s_flags |= MS_NOATIME; /* this is needed to support O_LARGEFILE */ |
5a2540317 ocfs2: Fix max of... |
2036 2037 2038 |
cbits = le32_to_cpu(di->id2.i_super.s_clustersize_bits); bbits = le32_to_cpu(di->id2.i_super.s_blocksize_bits); sb->s_maxbytes = ocfs2_max_file_offset(bbits, cbits); |
ccd979bdb [PATCH] OCFS2: Th... |
2039 |
|
9b7895efa ocfs2: Add a name... |
2040 2041 2042 2043 2044 |
osb->osb_dx_mask = (1 << (cbits - bbits)) - 1; for (i = 0; i < 3; i++) osb->osb_dx_seed[i] = le32_to_cpu(di->id2.i_super.s_dx_seed[i]); osb->osb_dx_seed[3] = le32_to_cpu(di->id2.i_super.s_uuid_hash); |
ccd979bdb [PATCH] OCFS2: Th... |
2045 2046 2047 |
osb->sb = sb; /* Save off for ocfs2_rw_direct */ osb->s_sectsize_bits = blksize_bits(sector_size); |
ebdec83ba [PATCH] BUG_ON() ... |
2048 |
BUG_ON(!osb->s_sectsize_bits); |
ccd979bdb [PATCH] OCFS2: Th... |
2049 |
|
34d024f84 ocfs2: Remove mou... |
2050 2051 2052 2053 |
spin_lock_init(&osb->dc_task_lock); init_waitqueue_head(&osb->dc_event); osb->dc_work_sequence = 0; osb->dc_wake_sequence = 0; |
ccd979bdb [PATCH] OCFS2: Th... |
2054 2055 |
INIT_LIST_HEAD(&osb->blocked_lock_list); osb->blocked_lock_count = 0; |
ccd979bdb [PATCH] OCFS2: Th... |
2056 |
spin_lock_init(&osb->osb_lock); |
c8b9cf9a7 ocfs2: lock the m... |
2057 |
spin_lock_init(&osb->osb_xattr_lock); |
b89c54282 ocfs2: add extent... |
2058 |
ocfs2_init_steal_slots(osb); |
ccd979bdb [PATCH] OCFS2: Th... |
2059 2060 2061 2062 2063 2064 |
atomic_set(&osb->alloc_stats.moves, 0); atomic_set(&osb->alloc_stats.local_data, 0); atomic_set(&osb->alloc_stats.bitmap_data, 0); atomic_set(&osb->alloc_stats.bg_allocs, 0); atomic_set(&osb->alloc_stats.bg_extends, 0); |
73be192b1 ocfs2: Add statis... |
2065 2066 |
/* Copy the blockcheck stats from the superblock probe */ osb->osb_ecc_stats = *stats; |
ccd979bdb [PATCH] OCFS2: Th... |
2067 2068 2069 2070 |
ocfs2_init_node_maps(osb); snprintf(osb->dev_str, sizeof(osb->dev_str), "%u,%u", MAJOR(osb->sb->s_dev), MINOR(osb->sb->s_dev)); |
75d9bbc73 Initialize max_sl... |
2071 2072 2073 2074 2075 2076 2077 2078 |
osb->max_slots = le16_to_cpu(di->id2.i_super.s_max_slots); if (osb->max_slots > OCFS2_MAX_SLOTS || osb->max_slots == 0) { mlog(ML_ERROR, "Invalid number of node slots (%u) ", osb->max_slots); status = -EINVAL; goto bail; } |
75d9bbc73 Initialize max_sl... |
2079 |
|
8b712cd58 ocfs2: Fixup orph... |
2080 |
ocfs2_orphan_scan_init(osb); |
553abd046 ocfs2: Change the... |
2081 2082 2083 2084 2085 2086 2087 |
status = ocfs2_recovery_init(osb); if (status) { mlog(ML_ERROR, "Unable to initialize recovery state "); mlog_errno(status); goto bail; } |
ccd979bdb [PATCH] OCFS2: Th... |
2088 2089 2090 |
init_waitqueue_head(&osb->checkpoint_event); atomic_set(&osb->needs_checkpoint, 0); |
7f1a37e31 ocfs2: core atime... |
2091 |
osb->s_atime_quantum = OCFS2_DEFAULT_ATIME_QUANTUM; |
ccd979bdb [PATCH] OCFS2: Th... |
2092 |
osb->slot_num = OCFS2_INVALID_SLOT; |
8154da3d2 ocfs2: Add incomp... |
2093 2094 |
osb->s_xattr_inline_size = le16_to_cpu( di->id2.i_super.s_xattr_inline_size); |
fdd77704a ocfs2: reserve in... |
2095 |
|
ccd979bdb [PATCH] OCFS2: Th... |
2096 2097 |
osb->local_alloc_state = OCFS2_LA_UNUSED; osb->local_alloc_bh = NULL; |
9c7af40b2 ocfs2: throttle b... |
2098 |
INIT_DELAYED_WORK(&osb->la_enable_wq, ocfs2_la_enable_worker); |
ccd979bdb [PATCH] OCFS2: Th... |
2099 |
|
ccd979bdb [PATCH] OCFS2: Th... |
2100 |
init_waitqueue_head(&osb->osb_mount_event); |
d02f00cc0 ocfs2: allocation... |
2101 2102 2103 2104 2105 |
status = ocfs2_resmap_init(osb, &osb->osb_la_resmap); if (status) { mlog_errno(status); goto bail; } |
ccd979bdb [PATCH] OCFS2: Th... |
2106 2107 2108 2109 2110 2111 2112 |
osb->vol_label = kmalloc(OCFS2_MAX_VOL_LABEL_LEN, GFP_KERNEL); if (!osb->vol_label) { mlog(ML_ERROR, "unable to alloc vol label "); status = -ENOMEM; goto bail; } |
539d82640 [PATCH 2/2] ocfs2... |
2113 2114 2115 2116 2117 2118 2119 2120 |
osb->slot_recovery_generations = kcalloc(osb->max_slots, sizeof(*osb->slot_recovery_generations), GFP_KERNEL); if (!osb->slot_recovery_generations) { status = -ENOMEM; mlog_errno(status); goto bail; } |
b4df6ed8d [PATCH] ocfs2: fi... |
2121 2122 2123 2124 2125 2126 2127 2128 2129 |
init_waitqueue_head(&osb->osb_wipe_event); osb->osb_orphan_wipes = kcalloc(osb->max_slots, sizeof(*osb->osb_orphan_wipes), GFP_KERNEL); if (!osb->osb_orphan_wipes) { status = -ENOMEM; mlog_errno(status); goto bail; } |
374a263e7 ocfs2: Add refcou... |
2130 |
osb->osb_rf_lock_tree = RB_ROOT; |
ccd979bdb [PATCH] OCFS2: Th... |
2131 2132 2133 2134 2135 2136 2137 2138 2139 2140 2141 2142 2143 2144 2145 2146 2147 2148 2149 2150 2151 2152 |
osb->s_feature_compat = le32_to_cpu(OCFS2_RAW_SB(di)->s_feature_compat); osb->s_feature_ro_compat = le32_to_cpu(OCFS2_RAW_SB(di)->s_feature_ro_compat); osb->s_feature_incompat = le32_to_cpu(OCFS2_RAW_SB(di)->s_feature_incompat); if ((i = OCFS2_HAS_INCOMPAT_FEATURE(osb->sb, ~OCFS2_FEATURE_INCOMPAT_SUPP))) { mlog(ML_ERROR, "couldn't mount because of unsupported " "optional features (%x). ", i); status = -EINVAL; goto bail; } if (!(osb->sb->s_flags & MS_RDONLY) && (i = OCFS2_HAS_RO_COMPAT_FEATURE(osb->sb, ~OCFS2_FEATURE_RO_COMPAT_SUPP))) { mlog(ML_ERROR, "couldn't mount RDWR because of " "unsupported optional features (%x). ", i); status = -EINVAL; goto bail; } |
98f486f23 (98f486f23bc5b6a6... |
2153 2154 2155 |
if (ocfs2_clusterinfo_valid(osb)) { osb->osb_stackflags = OCFS2_RAW_SB(di)->s_cluster_info.ci_stackflags; |
b61817e11 ocfs2: Add the US... |
2156 2157 2158 2159 2160 2161 2162 2163 2164 2165 2166 2167 2168 2169 2170 2171 2172 2173 |
memcpy(osb->osb_cluster_stack, OCFS2_RAW_SB(di)->s_cluster_info.ci_stack, OCFS2_STACK_LABEL_LEN); osb->osb_cluster_stack[OCFS2_STACK_LABEL_LEN] = '\0'; if (strlen(osb->osb_cluster_stack) != OCFS2_STACK_LABEL_LEN) { mlog(ML_ERROR, "couldn't mount because of an invalid " "cluster stack label (%s) ", osb->osb_cluster_stack); status = -EINVAL; goto bail; } } else { /* The empty string is identical with classic tools that * don't know about s_cluster_info. */ osb->osb_cluster_stack[0] = '\0'; } |
ccd979bdb [PATCH] OCFS2: Th... |
2174 2175 2176 2177 2178 2179 2180 2181 2182 2183 |
get_random_bytes(&osb->s_next_generation, sizeof(u32)); /* FIXME * This should be done in ocfs2_journal_init(), but unknown * ordering issues will cause the filesystem to crash. * If anyone wants to figure out what part of the code * refers to osb->journal before ocfs2_journal_init() is run, * be my guest. */ /* initialize our journal structure */ |
cd8612808 [PATCH] Fix numer... |
2184 |
journal = kzalloc(sizeof(struct ocfs2_journal), GFP_KERNEL); |
ccd979bdb [PATCH] OCFS2: Th... |
2185 2186 2187 2188 2189 2190 2191 2192 2193 2194 2195 2196 2197 2198 2199 |
if (!journal) { mlog(ML_ERROR, "unable to alloc journal "); status = -ENOMEM; goto bail; } osb->journal = journal; journal->j_osb = osb; atomic_set(&journal->j_num_trans, 0); init_rwsem(&journal->j_trans_barrier); init_waitqueue_head(&journal->j_checkpointed); spin_lock_init(&journal->j_lock); journal->j_trans_id = (unsigned long) 1; INIT_LIST_HEAD(&journal->j_la_cleanups); |
c4028958b WorkStruct: make ... |
2200 |
INIT_WORK(&journal->j_recovery_work, ocfs2_complete_recovery); |
ccd979bdb [PATCH] OCFS2: Th... |
2201 |
journal->j_state = OCFS2_JOURNAL_FREE; |
ea455f8ab ocfs2: Push out d... |
2202 2203 |
INIT_WORK(&osb->dentry_lock_work, ocfs2_drop_dl_inodes); osb->dentry_lock_list = NULL; |
ccd979bdb [PATCH] OCFS2: Th... |
2204 2205 2206 2207 |
/* get some pseudo constants for clustersize bits */ osb->s_clustersize_bits = le32_to_cpu(di->id2.i_super.s_clustersize_bits); osb->s_clustersize = 1 << osb->s_clustersize_bits; |
ccd979bdb [PATCH] OCFS2: Th... |
2208 2209 2210 2211 2212 2213 2214 2215 2216 |
if (osb->s_clustersize < OCFS2_MIN_CLUSTERSIZE || osb->s_clustersize > OCFS2_MAX_CLUSTERSIZE) { mlog(ML_ERROR, "Volume has invalid cluster size (%d) ", osb->s_clustersize); status = -EINVAL; goto bail; } |
3bdb8efd9 OCFS2: Allow huge... |
2217 2218 2219 2220 2221 2222 2223 2224 2225 |
total_blocks = ocfs2_clusters_to_blocks(osb->sb, le32_to_cpu(di->i_clusters)); status = generic_check_addressable(osb->sb->s_blocksize_bits, total_blocks); if (status) { mlog(ML_ERROR, "Volume too large " "to mount safely on this system"); status = -EFBIG; |
ccd979bdb [PATCH] OCFS2: Th... |
2226 2227 2228 2229 2230 2231 2232 2233 2234 2235 |
goto bail; } if (ocfs2_setup_osb_uuid(osb, di->id2.i_super.s_uuid, sizeof(di->id2.i_super.s_uuid))) { mlog(ML_ERROR, "Out of memory trying to setup our uuid. "); status = -ENOMEM; goto bail; } |
784270435 ocfs2: clean up s... |
2236 |
memcpy(&uuid_net_key, di->id2.i_super.s_uuid, sizeof(uuid_net_key)); |
ccd979bdb [PATCH] OCFS2: Th... |
2237 2238 2239 2240 2241 2242 2243 2244 |
strncpy(osb->vol_label, di->id2.i_super.s_label, 63); osb->vol_label[63] = '\0'; osb->root_blkno = le64_to_cpu(di->id2.i_super.s_root_blkno); osb->system_dir_blkno = le64_to_cpu(di->id2.i_super.s_system_dir_blkno); osb->first_cluster_group_blkno = le64_to_cpu(di->id2.i_super.s_first_cluster_group); osb->fs_generation = le32_to_cpu(di->i_fs_generation); |
cf1d6c763 ocfs2: Add extend... |
2245 |
osb->uuid_hash = le32_to_cpu(di->id2.i_super.s_uuid_hash); |
32a42d392 ocfs2: Remove mas... |
2246 2247 2248 2249 |
trace_ocfs2_initialize_super(osb->vol_label, osb->uuid_str, (unsigned long long)osb->root_blkno, (unsigned long long)osb->system_dir_blkno, osb->s_clustersize_bits); |
ccd979bdb [PATCH] OCFS2: Th... |
2250 2251 2252 2253 2254 2255 2256 2257 2258 2259 2260 2261 2262 2263 2264 2265 2266 2267 2268 2269 2270 2271 2272 2273 2274 2275 2276 2277 2278 |
osb->osb_dlm_debug = ocfs2_new_dlm_debug(); if (!osb->osb_dlm_debug) { status = -ENOMEM; mlog_errno(status); goto bail; } atomic_set(&osb->vol_state, VOLUME_INIT); /* load root, system_dir, and all global system inodes */ status = ocfs2_init_global_system_inodes(osb); if (status < 0) { mlog_errno(status); goto bail; } /* * global bitmap */ inode = ocfs2_get_system_file_inode(osb, GLOBAL_BITMAP_SYSTEM_INODE, OCFS2_INVALID_SLOT); if (!inode) { status = -EINVAL; mlog_errno(status); goto bail; } osb->bitmap_blkno = OCFS2_I(inode)->ip_blkno; |
6b82021b9 ocfs2: increase t... |
2279 |
osb->osb_clusters_at_boot = OCFS2_I(inode)->ip_clusters; |
ccd979bdb [PATCH] OCFS2: Th... |
2280 |
iput(inode); |
ccd979bdb [PATCH] OCFS2: Th... |
2281 |
|
8571882c2 ocfs2: ocfs2_grou... |
2282 2283 |
osb->bitmap_cpg = ocfs2_group_bitmap_size(sb, 0, osb->s_feature_incompat) * 8; |
ccd979bdb [PATCH] OCFS2: Th... |
2284 2285 2286 2287 2288 2289 |
status = ocfs2_init_slot_info(osb); if (status < 0) { mlog_errno(status); goto bail; } |
e41d33af7 ocfs2: send corre... |
2290 |
cleancache_init_shared_fs((char *)&di->id2.i_super.s_uuid, sb); |
ccd979bdb [PATCH] OCFS2: Th... |
2291 |
|
ccd979bdb [PATCH] OCFS2: Th... |
2292 |
bail: |
ccd979bdb [PATCH] OCFS2: Th... |
2293 2294 2295 2296 2297 2298 2299 2300 2301 2302 |
return status; } /* * will return: -EAGAIN if it is ok to keep searching for superblocks * -EINVAL if there is a bad superblock * 0 on success */ static int ocfs2_verify_volume(struct ocfs2_dinode *di, struct buffer_head *bh, |
73be192b1 ocfs2: Add statis... |
2303 2304 |
u32 blksz, struct ocfs2_blockcheck_stats *stats) |
ccd979bdb [PATCH] OCFS2: Th... |
2305 2306 |
{ int status = -EAGAIN; |
ccd979bdb [PATCH] OCFS2: Th... |
2307 2308 |
if (memcmp(di->i_signature, OCFS2_SUPER_BLOCK_SIGNATURE, strlen(OCFS2_SUPER_BLOCK_SIGNATURE)) == 0) { |
d030cc978 ocfs2: Validate s... |
2309 2310 2311 2312 2313 |
/* We have to do a raw check of the feature here */ if (le32_to_cpu(di->id2.i_super.s_feature_incompat) & OCFS2_FEATURE_INCOMPAT_META_ECC) { status = ocfs2_block_check_validate(bh->b_data, bh->b_size, |
73be192b1 ocfs2: Add statis... |
2314 2315 |
&di->i_check, stats); |
d030cc978 ocfs2: Validate s... |
2316 2317 2318 |
if (status) goto out; } |
ccd979bdb [PATCH] OCFS2: Th... |
2319 2320 2321 2322 2323 2324 2325 2326 2327 2328 2329 2330 2331 2332 2333 2334 2335 2336 2337 2338 |
status = -EINVAL; if ((1 << le32_to_cpu(di->id2.i_super.s_blocksize_bits)) != blksz) { mlog(ML_ERROR, "found superblock with incorrect block " "size: found %u, should be %u ", 1 << le32_to_cpu(di->id2.i_super.s_blocksize_bits), blksz); } else if (le16_to_cpu(di->id2.i_super.s_major_rev_level) != OCFS2_MAJOR_REV_LEVEL || le16_to_cpu(di->id2.i_super.s_minor_rev_level) != OCFS2_MINOR_REV_LEVEL) { mlog(ML_ERROR, "found superblock with bad version: " "found %u.%u, should be %u.%u ", le16_to_cpu(di->id2.i_super.s_major_rev_level), le16_to_cpu(di->id2.i_super.s_minor_rev_level), OCFS2_MAJOR_REV_LEVEL, OCFS2_MINOR_REV_LEVEL); } else if (bh->b_blocknr != le64_to_cpu(di->i_blkno)) { mlog(ML_ERROR, "bad block number on superblock: " |
b0697053f ocfs2: don't use ... |
2339 2340 |
"found %llu, should be %llu ", |
1ca1a111b ocfs2: fix sparse... |
2341 |
(unsigned long long)le64_to_cpu(di->i_blkno), |
b0697053f ocfs2: don't use ... |
2342 |
(unsigned long long)bh->b_blocknr); |
ccd979bdb [PATCH] OCFS2: Th... |
2343 2344 2345 2346 2347 2348 2349 2350 2351 2352 2353 2354 2355 2356 2357 2358 2359 2360 2361 2362 2363 2364 2365 |
} else if (le32_to_cpu(di->id2.i_super.s_clustersize_bits) < 12 || le32_to_cpu(di->id2.i_super.s_clustersize_bits) > 20) { mlog(ML_ERROR, "bad cluster size found: %u ", 1 << le32_to_cpu(di->id2.i_super.s_clustersize_bits)); } else if (!le64_to_cpu(di->id2.i_super.s_root_blkno)) { mlog(ML_ERROR, "bad root_blkno: 0 "); } else if (!le64_to_cpu(di->id2.i_super.s_system_dir_blkno)) { mlog(ML_ERROR, "bad system_dir_blkno: 0 "); } else if (le16_to_cpu(di->id2.i_super.s_max_slots) > OCFS2_MAX_SLOTS) { mlog(ML_ERROR, "Superblock slots found greater than file system " "maximum: found %u, max %u ", le16_to_cpu(di->id2.i_super.s_max_slots), OCFS2_MAX_SLOTS); } else { /* found it! */ status = 0; } } |
d030cc978 ocfs2: Validate s... |
2366 |
out: |
c1e8d35ef ocfs2: Remove EXI... |
2367 2368 |
if (status && status != -EAGAIN) mlog_errno(status); |
ccd979bdb [PATCH] OCFS2: Th... |
2369 2370 2371 2372 2373 |
return status; } static int ocfs2_check_volume(struct ocfs2_super *osb) { |
bddb8eb37 [PATCH] fs/ocfs2/... |
2374 |
int status; |
ccd979bdb [PATCH] OCFS2: Th... |
2375 |
int dirty; |
c271c5c22 ocfs2: local mounts |
2376 |
int local; |
ccd979bdb [PATCH] OCFS2: Th... |
2377 2378 2379 |
struct ocfs2_dinode *local_alloc = NULL; /* only used if we * recover * ourselves. */ |
ccd979bdb [PATCH] OCFS2: Th... |
2380 2381 2382 2383 2384 2385 2386 |
/* Init our journal object. */ status = ocfs2_journal_init(osb->journal, &dirty); if (status < 0) { mlog(ML_ERROR, "Could not initialize journal! "); goto finally; } |
3bdb8efd9 OCFS2: Allow huge... |
2387 2388 2389 2390 2391 |
/* Now that journal has been initialized, check to make sure entire volume is addressable. */ status = ocfs2_journal_addressable(osb); if (status) goto finally; |
ccd979bdb [PATCH] OCFS2: Th... |
2392 2393 2394 2395 2396 2397 2398 2399 2400 2401 |
/* If the journal was unmounted cleanly then we don't want to * recover anything. Otherwise, journal_load will do that * dirty work for us :) */ if (!dirty) { status = ocfs2_journal_wipe(osb->journal, 0); if (status < 0) { mlog_errno(status); goto finally; } } else { |
619c200de ocfs2: Clean up m... |
2402 2403 2404 |
printk(KERN_NOTICE "ocfs2: File system on device (%s) was not " "unmounted cleanly, recovering it. ", osb->dev_str); |
ccd979bdb [PATCH] OCFS2: Th... |
2405 |
} |
c271c5c22 ocfs2: local mounts |
2406 |
local = ocfs2_mount_local(osb); |
ccd979bdb [PATCH] OCFS2: Th... |
2407 |
/* will play back anything left in the journal. */ |
539d82640 [PATCH 2/2] ocfs2... |
2408 |
status = ocfs2_journal_load(osb->journal, local, dirty); |
01af48203 ocfs2: Handle err... |
2409 2410 2411 2412 2413 |
if (status < 0) { mlog(ML_ERROR, "ocfs2 journal load failed! %d ", status); goto finally; } |
ccd979bdb [PATCH] OCFS2: Th... |
2414 2415 2416 2417 2418 2419 2420 2421 2422 2423 2424 2425 2426 |
if (dirty) { /* recover my local alloc if we didn't unmount cleanly. */ status = ocfs2_begin_local_alloc_recovery(osb, osb->slot_num, &local_alloc); if (status < 0) { mlog_errno(status); goto finally; } /* we complete the recovery process after we've marked * ourselves as mounted. */ } |
ccd979bdb [PATCH] OCFS2: Th... |
2427 2428 2429 2430 2431 2432 2433 2434 2435 2436 2437 2438 2439 2440 2441 2442 2443 2444 |
status = ocfs2_load_local_alloc(osb); if (status < 0) { mlog_errno(status); goto finally; } if (dirty) { /* Recovery will be completed after we've mounted the * rest of the volume. */ osb->dirty = 1; osb->local_alloc_copy = local_alloc; local_alloc = NULL; } /* go through each journal, trylock it and if you get the * lock, and it's marked as dirty, set the bit in the recover * map and launch a recovery thread for it. */ status = ocfs2_mark_dead_nodes(osb); |
9140db04e ocfs2: recover or... |
2445 2446 2447 2448 2449 2450 |
if (status < 0) { mlog_errno(status); goto finally; } status = ocfs2_compute_replay_slots(osb); |
ccd979bdb [PATCH] OCFS2: Th... |
2451 2452 2453 2454 2455 2456 |
if (status < 0) mlog_errno(status); finally: if (local_alloc) kfree(local_alloc); |
c1e8d35ef ocfs2: Remove EXI... |
2457 2458 |
if (status) mlog_errno(status); |
ccd979bdb [PATCH] OCFS2: Th... |
2459 2460 2461 2462 2463 2464 2465 2466 2467 2468 2469 |
return status; } /* * The routine gets called from dismount or close whenever a dismount on * volume is requested and the osb open count becomes 1. * It will remove the osb from the global list and also free up all the * initialized resources and fileobject. */ static void ocfs2_delete_osb(struct ocfs2_super *osb) { |
ccd979bdb [PATCH] OCFS2: Th... |
2470 |
/* This function assumes that the caller has the main osb resource */ |
8e8a4603b ocfs2: Move slot ... |
2471 |
ocfs2_free_slot_info(osb); |
ccd979bdb [PATCH] OCFS2: Th... |
2472 |
|
b4df6ed8d [PATCH] ocfs2: fi... |
2473 |
kfree(osb->osb_orphan_wipes); |
539d82640 [PATCH 2/2] ocfs2... |
2474 |
kfree(osb->slot_recovery_generations); |
ccd979bdb [PATCH] OCFS2: Th... |
2475 2476 |
/* FIXME * This belongs in journal shutdown, but because we have to |
421f91d21 fix typos concern... |
2477 |
* allocate osb->journal at the start of ocfs2_initialize_osb(), |
ccd979bdb [PATCH] OCFS2: Th... |
2478 2479 2480 2481 2482 2483 2484 2485 |
* we free it here. */ kfree(osb->journal); if (osb->local_alloc_copy) kfree(osb->local_alloc_copy); kfree(osb->uuid_str); ocfs2_put_dlm_debug(osb->osb_dlm_debug); memset(osb, 0, sizeof(struct ocfs2_super)); |
ccd979bdb [PATCH] OCFS2: Th... |
2486 2487 2488 2489 2490 2491 2492 2493 2494 2495 2496 2497 2498 2499 2500 2501 2502 2503 2504 2505 2506 2507 2508 2509 2510 2511 2512 2513 2514 2515 2516 2517 2518 2519 2520 2521 2522 |
} /* Put OCFS2 into a readonly state, or (if the user specifies it), * panic(). We do not support continue-on-error operation. */ static void ocfs2_handle_error(struct super_block *sb) { struct ocfs2_super *osb = OCFS2_SB(sb); if (osb->s_mount_opt & OCFS2_MOUNT_ERRORS_PANIC) panic("OCFS2: (device %s): panic forced after error ", sb->s_id); ocfs2_set_osb_flag(osb, OCFS2_OSB_ERROR_FS); if (sb->s_flags & MS_RDONLY && (ocfs2_is_soft_readonly(osb) || ocfs2_is_hard_readonly(osb))) return; printk(KERN_CRIT "File system is now read-only due to the potential " "of on-disk corruption. Please run fsck.ocfs2 once the file " "system is unmounted. "); sb->s_flags |= MS_RDONLY; ocfs2_set_ro_flag(osb, 0); } static char error_buf[1024]; void __ocfs2_error(struct super_block *sb, const char *function, const char *fmt, ...) { va_list args; va_start(args, fmt); |
4a6e617a4 [PATCH] fs/*: tri... |
2523 |
vsnprintf(error_buf, sizeof(error_buf), fmt, args); |
ccd979bdb [PATCH] OCFS2: Th... |
2524 2525 2526 2527 2528 2529 2530 2531 2532 2533 2534 2535 2536 2537 2538 2539 2540 2541 2542 2543 2544 |
va_end(args); /* Not using mlog here because we want to show the actual * function the error came from. */ printk(KERN_CRIT "OCFS2: ERROR (device %s): %s: %s ", sb->s_id, function, error_buf); ocfs2_handle_error(sb); } /* Handle critical errors. This is intentionally more drastic than * ocfs2_handle_error, so we only use for things like journal errors, * etc. */ void __ocfs2_abort(struct super_block* sb, const char *function, const char *fmt, ...) { va_list args; va_start(args, fmt); |
4a6e617a4 [PATCH] fs/*: tri... |
2545 |
vsnprintf(error_buf, sizeof(error_buf), fmt, args); |
ccd979bdb [PATCH] OCFS2: Th... |
2546 2547 2548 2549 2550 2551 2552 2553 2554 2555 2556 2557 2558 2559 2560 2561 2562 |
va_end(args); printk(KERN_CRIT "OCFS2: abort (device %s): %s: %s ", sb->s_id, function, error_buf); /* We don't have the cluster support yet to go straight to * hard readonly in here. Until then, we want to keep * ocfs2_abort() so that we can at least mark critical * errors. * * TODO: This should abort the journal and alert other nodes * that our slot needs recovery. */ /* Force a panic(). This stinks, but it's better than letting * things continue without having a proper hard readonly * here. */ |
a2f2ddbf2 ocfs2: __ocfs2_ab... |
2563 2564 |
if (!ocfs2_mount_local(OCFS2_SB(sb))) OCFS2_SB(sb)->s_mount_opt |= OCFS2_MOUNT_ERRORS_PANIC; |
ccd979bdb [PATCH] OCFS2: Th... |
2565 2566 |
ocfs2_handle_error(sb); } |
e4b963f10 ocfs2: Wrap signa... |
2567 2568 2569 2570 2571 2572 2573 2574 2575 2576 2577 2578 2579 2580 2581 2582 2583 2584 2585 |
/* * Void signal blockers, because in-kernel sigprocmask() only fails * when SIG_* is wrong. */ void ocfs2_block_signals(sigset_t *oldset) { int rc; sigset_t blocked; sigfillset(&blocked); rc = sigprocmask(SIG_BLOCK, &blocked, oldset); BUG_ON(rc); } void ocfs2_unblock_signals(sigset_t *oldset) { int rc = sigprocmask(SIG_SETMASK, oldset, NULL); BUG_ON(rc); } |
ccd979bdb [PATCH] OCFS2: Th... |
2586 2587 |
module_init(ocfs2_init); module_exit(ocfs2_exit); |