Blame view
fs/xfs/xfs_qm.c
46.4 KB
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// SPDX-License-Identifier: GPL-2.0 |
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/* |
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* Copyright (c) 2000-2005 Silicon Graphics, Inc. * All Rights Reserved. |
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*/ |
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#include "xfs.h" #include "xfs_fs.h" |
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#include "xfs_shared.h" |
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#include "xfs_format.h" |
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#include "xfs_log_format.h" |
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#include "xfs_trans_resv.h" |
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#include "xfs_bit.h" |
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#include "xfs_sb.h" |
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#include "xfs_mount.h" |
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#include "xfs_inode.h" |
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#include "xfs_iwalk.h" |
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#include "xfs_quota.h" |
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#include "xfs_bmap.h" |
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#include "xfs_bmap_util.h" |
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#include "xfs_trans.h" |
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#include "xfs_trans_space.h" |
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#include "xfs_qm.h" |
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#include "xfs_trace.h" |
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#include "xfs_icache.h" |
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#include "xfs_error.h" |
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/* * The global quota manager. There is only one of these for the entire * system, _not_ one per file system. XQM keeps track of the overall * quota functionality, including maintaining the freelist and hash * tables of dquots. */ |
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STATIC int xfs_qm_init_quotainos(struct xfs_mount *mp); STATIC int xfs_qm_init_quotainfo(struct xfs_mount *mp); |
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|
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STATIC void xfs_qm_destroy_quotainos(struct xfs_quotainfo *qi); |
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STATIC void xfs_qm_dqfree_one(struct xfs_dquot *dqp); |
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/* |
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* We use the batch lookup interface to iterate over the dquots as it * currently is the only interface into the radix tree code that allows * fuzzy lookups instead of exact matches. Holding the lock over multiple * operations is fine as all callers are used either during mount/umount * or quotaoff. */ #define XFS_DQ_LOOKUP_BATCH 32 STATIC int xfs_qm_dquot_walk( struct xfs_mount *mp, |
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xfs_dqtype_t type, |
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int (*execute)(struct xfs_dquot *dqp, void *data), void *data) |
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{ struct xfs_quotainfo *qi = mp->m_quotainfo; |
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struct radix_tree_root *tree = xfs_dquot_tree(qi, type); |
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uint32_t next_index; int last_error = 0; int skipped; int nr_found; restart: skipped = 0; next_index = 0; nr_found = 0; while (1) { struct xfs_dquot *batch[XFS_DQ_LOOKUP_BATCH]; int error = 0; int i; mutex_lock(&qi->qi_tree_lock); nr_found = radix_tree_gang_lookup(tree, (void **)batch, next_index, XFS_DQ_LOOKUP_BATCH); if (!nr_found) { mutex_unlock(&qi->qi_tree_lock); break; } for (i = 0; i < nr_found; i++) { struct xfs_dquot *dqp = batch[i]; |
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next_index = dqp->q_id + 1; |
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|
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error = execute(batch[i], data); |
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if (error == -EAGAIN) { |
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skipped++; continue; } |
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if (error && last_error != -EFSCORRUPTED) |
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last_error = error; } mutex_unlock(&qi->qi_tree_lock); /* bail out if the filesystem is corrupted. */ |
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if (last_error == -EFSCORRUPTED) { |
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skipped = 0; break; } |
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/* we're done if id overflows back to zero */ if (!next_index) break; |
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} if (skipped) { delay(1); goto restart; } return last_error; } /* * Purge a dquot from all tracking data structures and free it. */ STATIC int xfs_qm_dqpurge( |
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struct xfs_dquot *dqp, void *data) |
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{ struct xfs_mount *mp = dqp->q_mount; struct xfs_quotainfo *qi = mp->m_quotainfo; |
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int error = -EAGAIN; |
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xfs_dqlock(dqp); |
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if ((dqp->q_flags & XFS_DQFLAG_FREEING) || dqp->q_nrefs != 0) |
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goto out_unlock; |
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|
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dqp->q_flags |= XFS_DQFLAG_FREEING; |
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|
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xfs_dqflock(dqp); |
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/* * If we are turning this type of quotas off, we don't care * about the dirty metadata sitting in this dquot. OTOH, if * we're unmounting, we do care, so we flush it and wait. */ if (XFS_DQ_IS_DIRTY(dqp)) { |
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struct xfs_buf *bp = NULL; |
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/* * We don't care about getting disk errors here. We need * to purge this dquot anyway, so we go ahead regardless. */ |
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error = xfs_qm_dqflush(dqp, &bp); |
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if (!error) { |
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error = xfs_bwrite(bp); xfs_buf_relse(bp); |
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} else if (error == -EAGAIN) { |
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dqp->q_flags &= ~XFS_DQFLAG_FREEING; |
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goto out_unlock; |
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} |
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xfs_dqflock(dqp); } ASSERT(atomic_read(&dqp->q_pincount) == 0); ASSERT(XFS_FORCED_SHUTDOWN(mp) || |
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!test_bit(XFS_LI_IN_AIL, &dqp->q_logitem.qli_item.li_flags)); |
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xfs_dqfunlock(dqp); xfs_dqunlock(dqp); |
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radix_tree_delete(xfs_dquot_tree(qi, xfs_dquot_type(dqp)), dqp->q_id); |
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qi->qi_dquots--; /* * We move dquots to the freelist as soon as their reference count * hits zero, so it really should be on the freelist here. */ |
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ASSERT(!list_empty(&dqp->q_lru)); |
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list_lru_del(&qi->qi_lru, &dqp->q_lru); |
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XFS_STATS_DEC(mp, xs_qm_dquot_unused); |
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xfs_qm_dqdestroy(dqp); |
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return 0; |
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out_unlock: xfs_dqunlock(dqp); return error; |
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} /* |
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* Purge the dquot cache. */ void xfs_qm_dqpurge_all( struct xfs_mount *mp, uint flags) { |
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if (flags & XFS_QMOPT_UQUOTA) |
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xfs_qm_dquot_walk(mp, XFS_DQTYPE_USER, xfs_qm_dqpurge, NULL); |
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if (flags & XFS_QMOPT_GQUOTA) |
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xfs_qm_dquot_walk(mp, XFS_DQTYPE_GROUP, xfs_qm_dqpurge, NULL); |
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if (flags & XFS_QMOPT_PQUOTA) |
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xfs_qm_dquot_walk(mp, XFS_DQTYPE_PROJ, xfs_qm_dqpurge, NULL); |
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} /* |
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* Just destroy the quotainfo structure. */ void |
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xfs_qm_unmount( struct xfs_mount *mp) |
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{ |
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if (mp->m_quotainfo) { |
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xfs_qm_dqpurge_all(mp, XFS_QMOPT_QUOTALL); |
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xfs_qm_destroy_quotainfo(mp); |
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} |
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} |
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/* * Called from the vfsops layer. */ |
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void |
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xfs_qm_unmount_quotas( xfs_mount_t *mp) { |
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/* * Release the dquots that root inode, et al might be holding, * before we flush quotas and blow away the quotainfo structure. */ ASSERT(mp->m_rootip); xfs_qm_dqdetach(mp->m_rootip); if (mp->m_rbmip) xfs_qm_dqdetach(mp->m_rbmip); if (mp->m_rsumip) xfs_qm_dqdetach(mp->m_rsumip); /* |
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* Release the quota inodes. |
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*/ |
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if (mp->m_quotainfo) { |
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if (mp->m_quotainfo->qi_uquotaip) { |
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xfs_irele(mp->m_quotainfo->qi_uquotaip); |
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mp->m_quotainfo->qi_uquotaip = NULL; |
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} |
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if (mp->m_quotainfo->qi_gquotaip) { |
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xfs_irele(mp->m_quotainfo->qi_gquotaip); |
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mp->m_quotainfo->qi_gquotaip = NULL; |
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} |
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if (mp->m_quotainfo->qi_pquotaip) { |
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xfs_irele(mp->m_quotainfo->qi_pquotaip); |
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mp->m_quotainfo->qi_pquotaip = NULL; } |
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} |
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} |
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STATIC int xfs_qm_dqattach_one( |
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struct xfs_inode *ip, |
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xfs_dqtype_t type, |
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bool doalloc, struct xfs_dquot **IO_idqpp) |
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{ |
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struct xfs_dquot *dqp; int error; |
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|
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ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL)); |
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error = 0; |
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|
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/* |
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* See if we already have it in the inode itself. IO_idqpp is &i_udquot * or &i_gdquot. This made the code look weird, but made the logic a lot * simpler. |
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*/ |
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dqp = *IO_idqpp; if (dqp) { |
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trace_xfs_dqattach_found(dqp); |
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return 0; |
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} /* |
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* Find the dquot from somewhere. This bumps the reference count of * dquot and returns it locked. This can return ENOENT if dquot didn't * exist on disk and we didn't ask it to allocate; ESRCH if quotas got * turned off suddenly. |
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*/ |
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error = xfs_qm_dqget_inode(ip, type, doalloc, &dqp); |
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if (error) return error; |
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|
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trace_xfs_dqattach_get(dqp); |
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|
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/* * dqget may have dropped and re-acquired the ilock, but it guarantees * that the dquot returned is the one that should go in the inode. */ *IO_idqpp = dqp; |
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xfs_dqunlock(dqp); return 0; |
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} |
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static bool xfs_qm_need_dqattach( struct xfs_inode *ip) { struct xfs_mount *mp = ip->i_mount; if (!XFS_IS_QUOTA_RUNNING(mp)) return false; if (!XFS_IS_QUOTA_ON(mp)) return false; if (!XFS_NOT_DQATTACHED(mp, ip)) return false; |
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if (xfs_is_quota_inode(&mp->m_sb, ip->i_ino)) |
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return false; return true; } |
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/* |
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* Given a locked inode, attach dquot(s) to it, taking U/G/P-QUOTAON * into account. |
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* If @doalloc is true, the dquot(s) will be allocated if needed. |
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* Inode may get unlocked and relocked in here, and the caller must deal with * the consequences. */ int |
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xfs_qm_dqattach_locked( |
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xfs_inode_t *ip, |
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bool doalloc) |
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{ xfs_mount_t *mp = ip->i_mount; |
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int error = 0; |
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if (!xfs_qm_need_dqattach(ip)) |
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return 0; |
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|
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ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL)); |
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|
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if (XFS_IS_UQUOTA_ON(mp) && !ip->i_udquot) { |
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error = xfs_qm_dqattach_one(ip, XFS_DQTYPE_USER, doalloc, &ip->i_udquot); |
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if (error) goto done; |
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ASSERT(ip->i_udquot); |
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} |
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|
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if (XFS_IS_GQUOTA_ON(mp) && !ip->i_gdquot) { |
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error = xfs_qm_dqattach_one(ip, XFS_DQTYPE_GROUP, doalloc, &ip->i_gdquot); |
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if (error) goto done; |
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ASSERT(ip->i_gdquot); |
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} |
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if (XFS_IS_PQUOTA_ON(mp) && !ip->i_pdquot) { |
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error = xfs_qm_dqattach_one(ip, XFS_DQTYPE_PROJ, |
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doalloc, &ip->i_pdquot); |
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if (error) goto done; |
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ASSERT(ip->i_pdquot); |
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} |
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done: |
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/* |
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* Don't worry about the dquots that we may have attached before any * error - they'll get detached later if it has not already been done. |
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*/ |
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ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL)); |
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return error; } |
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|
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int xfs_qm_dqattach( |
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struct xfs_inode *ip) |
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{ int error; |
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if (!xfs_qm_need_dqattach(ip)) return 0; |
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xfs_ilock(ip, XFS_ILOCK_EXCL); |
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error = xfs_qm_dqattach_locked(ip, false); |
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xfs_iunlock(ip, XFS_ILOCK_EXCL); |
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|
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return error; |
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} /* * Release dquots (and their references) if any. * The inode should be locked EXCL except when this's called by * xfs_ireclaim. */ void xfs_qm_dqdetach( xfs_inode_t *ip) { |
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if (!(ip->i_udquot || ip->i_gdquot || ip->i_pdquot)) |
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return; |
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trace_xfs_dquot_dqdetach(ip); |
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ASSERT(!xfs_is_quota_inode(&ip->i_mount->m_sb, ip->i_ino)); |
1da177e4c Linux-2.6.12-rc2 |
383 384 385 386 387 388 389 390 |
if (ip->i_udquot) { xfs_qm_dqrele(ip->i_udquot); ip->i_udquot = NULL; } if (ip->i_gdquot) { xfs_qm_dqrele(ip->i_gdquot); ip->i_gdquot = NULL; } |
92f8ff73f xfs: Add pquota f... |
391 392 393 394 |
if (ip->i_pdquot) { xfs_qm_dqrele(ip->i_pdquot); ip->i_pdquot = NULL; } |
1da177e4c Linux-2.6.12-rc2 |
395 |
} |
cd56a39a5 xfs: convert dquo... |
396 397 398 399 400 401 402 403 |
struct xfs_qm_isolate { struct list_head buffers; struct list_head dispose; }; static enum lru_status xfs_qm_dquot_isolate( struct list_head *item, |
3f97b1632 list_lru: add hel... |
404 |
struct list_lru_one *lru, |
cd56a39a5 xfs: convert dquo... |
405 406 |
spinlock_t *lru_lock, void *arg) |
bf1ed3833 xfs: xfs_qm_dquot... |
407 |
__releases(lru_lock) __acquires(lru_lock) |
cd56a39a5 xfs: convert dquo... |
408 409 410 411 412 413 414 415 416 417 418 419 420 421 |
{ struct xfs_dquot *dqp = container_of(item, struct xfs_dquot, q_lru); struct xfs_qm_isolate *isol = arg; if (!xfs_dqlock_nowait(dqp)) goto out_miss_busy; /* * This dquot has acquired a reference in the meantime remove it from * the freelist and try again. */ if (dqp->q_nrefs) { xfs_dqunlock(dqp); |
ff6d6af23 xfs: per-filesyst... |
422 |
XFS_STATS_INC(dqp->q_mount, xs_qm_dqwants); |
cd56a39a5 xfs: convert dquo... |
423 424 |
trace_xfs_dqreclaim_want(dqp); |
3f97b1632 list_lru: add hel... |
425 |
list_lru_isolate(lru, &dqp->q_lru); |
ff6d6af23 xfs: per-filesyst... |
426 |
XFS_STATS_DEC(dqp->q_mount, xs_qm_dquot_unused); |
35163417f xfs: fix dquot is... |
427 |
return LRU_REMOVED; |
cd56a39a5 xfs: convert dquo... |
428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 |
} /* * If the dquot is dirty, flush it. If it's already being flushed, just * skip it so there is time for the IO to complete before we try to * reclaim it again on the next LRU pass. */ if (!xfs_dqflock_nowait(dqp)) { xfs_dqunlock(dqp); goto out_miss_busy; } if (XFS_DQ_IS_DIRTY(dqp)) { struct xfs_buf *bp = NULL; int error; trace_xfs_dqreclaim_dirty(dqp); /* we have to drop the LRU lock to flush the dquot */ spin_unlock(lru_lock); error = xfs_qm_dqflush(dqp, &bp); |
609001bca xfs: don't spray ... |
450 |
if (error) |
cd56a39a5 xfs: convert dquo... |
451 |
goto out_unlock_dirty; |
cd56a39a5 xfs: convert dquo... |
452 453 454 455 456 457 458 459 460 461 |
xfs_buf_delwri_queue(bp, &isol->buffers); xfs_buf_relse(bp); goto out_unlock_dirty; } xfs_dqfunlock(dqp); /* * Prevent lookups now that we are past the point of no return. */ |
985a78fdd xfs: rename dquot... |
462 |
dqp->q_flags |= XFS_DQFLAG_FREEING; |
cd56a39a5 xfs: convert dquo... |
463 464 465 |
xfs_dqunlock(dqp); ASSERT(dqp->q_nrefs == 0); |
3f97b1632 list_lru: add hel... |
466 |
list_lru_isolate_move(lru, &dqp->q_lru, &isol->dispose); |
ff6d6af23 xfs: per-filesyst... |
467 |
XFS_STATS_DEC(dqp->q_mount, xs_qm_dquot_unused); |
cd56a39a5 xfs: convert dquo... |
468 |
trace_xfs_dqreclaim_done(dqp); |
ff6d6af23 xfs: per-filesyst... |
469 |
XFS_STATS_INC(dqp->q_mount, xs_qm_dqreclaims); |
35163417f xfs: fix dquot is... |
470 |
return LRU_REMOVED; |
cd56a39a5 xfs: convert dquo... |
471 472 473 |
out_miss_busy: trace_xfs_dqreclaim_busy(dqp); |
ff6d6af23 xfs: per-filesyst... |
474 |
XFS_STATS_INC(dqp->q_mount, xs_qm_dqreclaim_misses); |
35163417f xfs: fix dquot is... |
475 |
return LRU_SKIP; |
cd56a39a5 xfs: convert dquo... |
476 477 478 |
out_unlock_dirty: trace_xfs_dqreclaim_busy(dqp); |
ff6d6af23 xfs: per-filesyst... |
479 |
XFS_STATS_INC(dqp->q_mount, xs_qm_dqreclaim_misses); |
35163417f xfs: fix dquot is... |
480 481 482 |
xfs_dqunlock(dqp); spin_lock(lru_lock); return LRU_RETRY; |
cd56a39a5 xfs: convert dquo... |
483 |
} |
2f5b56f85 xfs-convert-dquot... |
484 |
static unsigned long |
cd56a39a5 xfs: convert dquo... |
485 486 487 488 489 490 491 |
xfs_qm_shrink_scan( struct shrinker *shrink, struct shrink_control *sc) { struct xfs_quotainfo *qi = container_of(shrink, struct xfs_quotainfo, qi_shrinker); struct xfs_qm_isolate isol; |
2f5b56f85 xfs-convert-dquot... |
492 |
unsigned long freed; |
cd56a39a5 xfs: convert dquo... |
493 |
int error; |
cd56a39a5 xfs: convert dquo... |
494 |
|
d0164adc8 mm, page_alloc: d... |
495 |
if ((sc->gfp_mask & (__GFP_FS|__GFP_DIRECT_RECLAIM)) != (__GFP_FS|__GFP_DIRECT_RECLAIM)) |
cd56a39a5 xfs: convert dquo... |
496 497 498 499 |
return 0; INIT_LIST_HEAD(&isol.buffers); INIT_LIST_HEAD(&isol.dispose); |
503c358cf list_lru: introdu... |
500 501 |
freed = list_lru_shrink_walk(&qi->qi_lru, sc, xfs_qm_dquot_isolate, &isol); |
cd56a39a5 xfs: convert dquo... |
502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 |
error = xfs_buf_delwri_submit(&isol.buffers); if (error) xfs_warn(NULL, "%s: dquot reclaim failed", __func__); while (!list_empty(&isol.dispose)) { struct xfs_dquot *dqp; dqp = list_first_entry(&isol.dispose, struct xfs_dquot, q_lru); list_del_init(&dqp->q_lru); xfs_qm_dqfree_one(dqp); } return freed; } |
2f5b56f85 xfs-convert-dquot... |
517 |
static unsigned long |
cd56a39a5 xfs: convert dquo... |
518 519 520 521 522 523 |
xfs_qm_shrink_count( struct shrinker *shrink, struct shrink_control *sc) { struct xfs_quotainfo *qi = container_of(shrink, struct xfs_quotainfo, qi_shrinker); |
503c358cf list_lru: introdu... |
524 |
return list_lru_shrink_count(&qi->qi_lru, sc); |
cd56a39a5 xfs: convert dquo... |
525 |
} |
be6079461 xfs: Split defaul... |
526 527 |
STATIC void xfs_qm_set_defquota( |
c072fbefe xfs: remove the x... |
528 |
struct xfs_mount *mp, |
1a7ed2716 xfs: create xfs_d... |
529 |
xfs_dqtype_t type, |
c072fbefe xfs: remove the x... |
530 |
struct xfs_quotainfo *qinf) |
be6079461 xfs: Split defaul... |
531 |
{ |
aefe69a45 xfs: remove the x... |
532 533 |
struct xfs_dquot *dqp; struct xfs_def_quota *defq; |
be6079461 xfs: Split defaul... |
534 |
int error; |
114e73ccf xfs: remove direc... |
535 |
error = xfs_qm_dqget_uncached(mp, 0, type, &dqp); |
eac69e167 xfs: refactor quo... |
536 537 |
if (error) return; |
be6079461 xfs: Split defaul... |
538 |
|
ce6e7e79c xfs: switch xfs_g... |
539 |
defq = xfs_get_defquota(qinf, xfs_dquot_type(dqp)); |
be6079461 xfs: Split defaul... |
540 |
|
eac69e167 xfs: refactor quo... |
541 542 543 544 |
/* * Timers and warnings have been already set, let's just set the * default limits for this quota type */ |
438769e31 xfs: refactor def... |
545 546 547 548 549 550 |
defq->blk.hard = dqp->q_blk.hardlimit; defq->blk.soft = dqp->q_blk.softlimit; defq->ino.hard = dqp->q_ino.hardlimit; defq->ino.soft = dqp->q_ino.softlimit; defq->rtb.hard = dqp->q_rtb.hardlimit; defq->rtb.soft = dqp->q_rtb.softlimit; |
eac69e167 xfs: refactor quo... |
551 552 553 554 555 556 557 |
xfs_qm_dqdestroy(dqp); } /* Initialize quota time limits from the root dquot. */ static void xfs_qm_init_timelimits( struct xfs_mount *mp, |
1a7ed2716 xfs: create xfs_d... |
558 |
xfs_dqtype_t type) |
eac69e167 xfs: refactor quo... |
559 |
{ |
e850301f0 xfs: per-type quo... |
560 561 |
struct xfs_quotainfo *qinf = mp->m_quotainfo; struct xfs_def_quota *defq; |
eac69e167 xfs: refactor quo... |
562 |
struct xfs_dquot *dqp; |
eac69e167 xfs: refactor quo... |
563 |
int error; |
e850301f0 xfs: per-type quo... |
564 |
defq = xfs_get_defquota(qinf, type); |
438769e31 xfs: refactor def... |
565 566 567 568 569 570 |
defq->blk.time = XFS_QM_BTIMELIMIT; defq->ino.time = XFS_QM_ITIMELIMIT; defq->rtb.time = XFS_QM_RTBTIMELIMIT; defq->blk.warn = XFS_QM_BWARNLIMIT; defq->ino.warn = XFS_QM_IWARNLIMIT; defq->rtb.warn = XFS_QM_RTBWARNLIMIT; |
eac69e167 xfs: refactor quo... |
571 572 573 574 575 576 577 |
/* * We try to get the limits from the superuser's limits fields. * This is quite hacky, but it is standard quota practice. * * Since we may not have done a quotacheck by this point, just read * the dquot without attaching it to any hashtables or lists. |
eac69e167 xfs: refactor quo... |
578 |
*/ |
eac69e167 xfs: refactor quo... |
579 580 581 |
error = xfs_qm_dqget_uncached(mp, 0, type, &dqp); if (error) return; |
eac69e167 xfs: refactor quo... |
582 583 584 585 586 |
/* * The warnings and timers set the grace period given to * a user or group before he or she can not perform any * more writing. If it is zero, a default is used. */ |
19dce7eae xfs: stop using q... |
587 |
if (dqp->q_blk.timer) |
438769e31 xfs: refactor def... |
588 |
defq->blk.time = dqp->q_blk.timer; |
19dce7eae xfs: stop using q... |
589 |
if (dqp->q_ino.timer) |
438769e31 xfs: refactor def... |
590 |
defq->ino.time = dqp->q_ino.timer; |
19dce7eae xfs: stop using q... |
591 |
if (dqp->q_rtb.timer) |
438769e31 xfs: refactor def... |
592 |
defq->rtb.time = dqp->q_rtb.timer; |
c8c45fb2f xfs: stop using q... |
593 |
if (dqp->q_blk.warnings) |
438769e31 xfs: refactor def... |
594 |
defq->blk.warn = dqp->q_blk.warnings; |
c8c45fb2f xfs: stop using q... |
595 |
if (dqp->q_ino.warnings) |
438769e31 xfs: refactor def... |
596 |
defq->ino.warn = dqp->q_ino.warnings; |
c8c45fb2f xfs: stop using q... |
597 |
if (dqp->q_rtb.warnings) |
438769e31 xfs: refactor def... |
598 |
defq->rtb.warn = dqp->q_rtb.warnings; |
eac69e167 xfs: refactor quo... |
599 600 |
xfs_qm_dqdestroy(dqp); |
be6079461 xfs: Split defaul... |
601 |
} |
a4edd1da2 xfs: add a separa... |
602 |
/* |
1da177e4c Linux-2.6.12-rc2 |
603 604 605 |
* This initializes all the quota information that's kept in the * mount structure */ |
ba0f32d46 [XFS] mark variou... |
606 |
STATIC int |
1da177e4c Linux-2.6.12-rc2 |
607 |
xfs_qm_init_quotainfo( |
114e73ccf xfs: remove direc... |
608 |
struct xfs_mount *mp) |
1da177e4c Linux-2.6.12-rc2 |
609 |
{ |
114e73ccf xfs: remove direc... |
610 |
struct xfs_quotainfo *qinf; |
114e73ccf xfs: remove direc... |
611 |
int error; |
1da177e4c Linux-2.6.12-rc2 |
612 613 |
ASSERT(XFS_IS_QUOTA_RUNNING(mp)); |
c072fbefe xfs: remove the x... |
614 |
qinf = mp->m_quotainfo = kmem_zalloc(sizeof(struct xfs_quotainfo), 0); |
1da177e4c Linux-2.6.12-rc2 |
615 |
|
2451337dd xfs: global error... |
616 |
error = list_lru_init(&qinf->qi_lru); |
ee4eec478 xfs: list_lru_ini... |
617 618 |
if (error) goto out_free_qinf; |
5ca302c8e list_lru: dynamic... |
619 |
|
1da177e4c Linux-2.6.12-rc2 |
620 621 622 623 |
/* * See if quotainodes are setup, and if not, allocate them, * and change the superblock accordingly. */ |
ee4eec478 xfs: list_lru_ini... |
624 625 626 |
error = xfs_qm_init_quotainos(mp); if (error) goto out_free_lru; |
1da177e4c Linux-2.6.12-rc2 |
627 |
|
9f920f116 xfs: use per-file... |
628 629 |
INIT_RADIX_TREE(&qinf->qi_uquota_tree, GFP_NOFS); INIT_RADIX_TREE(&qinf->qi_gquota_tree, GFP_NOFS); |
92f8ff73f xfs: Add pquota f... |
630 |
INIT_RADIX_TREE(&qinf->qi_pquota_tree, GFP_NOFS); |
9f920f116 xfs: use per-file... |
631 |
mutex_init(&qinf->qi_tree_lock); |
1da177e4c Linux-2.6.12-rc2 |
632 |
/* mutex used to serialize quotaoffs */ |
794ee1bae [PATCH] mutex sub... |
633 |
mutex_init(&qinf->qi_quotaofflock); |
1da177e4c Linux-2.6.12-rc2 |
634 635 636 |
/* Precalc some constants */ qinf->qi_dqchunklen = XFS_FSB_TO_BB(mp, XFS_DQUOT_CLUSTER_SIZE_FSB); |
6ea94bb5b xfs: remove unuse... |
637 |
qinf->qi_dqperchunk = xfs_calc_dquots_per_chunk(qinf->qi_dqchunklen); |
4ea1ff3b4 xfs: widen ondisk... |
638 639 640 641 642 643 644 645 646 |
if (xfs_sb_version_hasbigtime(&mp->m_sb)) { qinf->qi_expiry_min = xfs_dq_bigtime_to_unix(XFS_DQ_BIGTIME_EXPIRY_MIN); qinf->qi_expiry_max = xfs_dq_bigtime_to_unix(XFS_DQ_BIGTIME_EXPIRY_MAX); } else { qinf->qi_expiry_min = XFS_DQ_LEGACY_EXPIRY_MIN; qinf->qi_expiry_max = XFS_DQ_LEGACY_EXPIRY_MAX; } |
06dbf82b0 xfs: trace timest... |
647 648 |
trace_xfs_quota_expiry_range(mp, qinf->qi_expiry_min, qinf->qi_expiry_max); |
1da177e4c Linux-2.6.12-rc2 |
649 650 |
mp->m_qflags |= (mp->m_sb.sb_qflags & XFS_ALL_QUOTA_CHKD); |
8cd4901da xfs: rename XFS_D... |
651 652 653 |
xfs_qm_init_timelimits(mp, XFS_DQTYPE_USER); xfs_qm_init_timelimits(mp, XFS_DQTYPE_GROUP); xfs_qm_init_timelimits(mp, XFS_DQTYPE_PROJ); |
1da177e4c Linux-2.6.12-rc2 |
654 |
|
be6079461 xfs: Split defaul... |
655 |
if (XFS_IS_UQUOTA_RUNNING(mp)) |
8cd4901da xfs: rename XFS_D... |
656 |
xfs_qm_set_defquota(mp, XFS_DQTYPE_USER, qinf); |
be6079461 xfs: Split defaul... |
657 |
if (XFS_IS_GQUOTA_RUNNING(mp)) |
8cd4901da xfs: rename XFS_D... |
658 |
xfs_qm_set_defquota(mp, XFS_DQTYPE_GROUP, qinf); |
be6079461 xfs: Split defaul... |
659 |
if (XFS_IS_PQUOTA_RUNNING(mp)) |
8cd4901da xfs: rename XFS_D... |
660 |
xfs_qm_set_defquota(mp, XFS_DQTYPE_PROJ, qinf); |
be6079461 xfs: Split defaul... |
661 |
|
cd56a39a5 xfs: convert dquo... |
662 663 |
qinf->qi_shrinker.count_objects = xfs_qm_shrink_count; qinf->qi_shrinker.scan_objects = xfs_qm_shrink_scan; |
f8739c3ce xfs: per-filesyst... |
664 |
qinf->qi_shrinker.seeks = DEFAULT_SEEKS; |
cd56a39a5 xfs: convert dquo... |
665 |
qinf->qi_shrinker.flags = SHRINKER_NUMA_AWARE; |
3a3882ff2 xfs: quota: check... |
666 667 668 669 |
error = register_shrinker(&qinf->qi_shrinker); if (error) goto out_free_inos; |
014c2544e return statement ... |
670 |
return 0; |
ee4eec478 xfs: list_lru_ini... |
671 |
|
3a3882ff2 xfs: quota: check... |
672 673 674 675 |
out_free_inos: mutex_destroy(&qinf->qi_quotaofflock); mutex_destroy(&qinf->qi_tree_lock); xfs_qm_destroy_quotainos(qinf); |
ee4eec478 xfs: list_lru_ini... |
676 677 678 679 680 681 |
out_free_lru: list_lru_destroy(&qinf->qi_lru); out_free_qinf: kmem_free(qinf); mp->m_quotainfo = NULL; return error; |
1da177e4c Linux-2.6.12-rc2 |
682 |
} |
1da177e4c Linux-2.6.12-rc2 |
683 684 685 686 687 688 689 |
/* * Gets called when unmounting a filesystem or when all quotas get * turned off. * This purges the quota inodes, destroys locks and frees itself. */ void xfs_qm_destroy_quotainfo( |
c072fbefe xfs: remove the x... |
690 |
struct xfs_mount *mp) |
1da177e4c Linux-2.6.12-rc2 |
691 |
{ |
c072fbefe xfs: remove the x... |
692 |
struct xfs_quotainfo *qi; |
1da177e4c Linux-2.6.12-rc2 |
693 694 695 |
qi = mp->m_quotainfo; ASSERT(qi != NULL); |
1da177e4c Linux-2.6.12-rc2 |
696 |
|
f8739c3ce xfs: per-filesyst... |
697 |
unregister_shrinker(&qi->qi_shrinker); |
f5e1dd345 super: fix for de... |
698 |
list_lru_destroy(&qi->qi_lru); |
3a3882ff2 xfs: quota: check... |
699 |
xfs_qm_destroy_quotainos(qi); |
219688156 xfs: quota: fix m... |
700 |
mutex_destroy(&qi->qi_tree_lock); |
1da177e4c Linux-2.6.12-rc2 |
701 |
mutex_destroy(&qi->qi_quotaofflock); |
f0e2d93c2 [XFS] Remove unus... |
702 |
kmem_free(qi); |
1da177e4c Linux-2.6.12-rc2 |
703 704 |
mp->m_quotainfo = NULL; } |
1da177e4c Linux-2.6.12-rc2 |
705 706 707 708 709 710 711 712 |
/* * Create an inode and return with a reference already taken, but unlocked * This is how we create quota inodes */ STATIC int xfs_qm_qino_alloc( xfs_mount_t *mp, xfs_inode_t **ip, |
1da177e4c Linux-2.6.12-rc2 |
713 714 715 716 |
uint flags) { xfs_trans_t *tp; int error; |
58c904734 xfs: inodes are n... |
717 |
bool need_alloc = true; |
1da177e4c Linux-2.6.12-rc2 |
718 |
|
d892d5864 xfs: Start using ... |
719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 |
*ip = NULL; /* * With superblock that doesn't have separate pquotino, we * share an inode between gquota and pquota. If the on-disk * superblock has GQUOTA and the filesystem is now mounted * with PQUOTA, just use sb_gquotino for sb_pquotino and * vice-versa. */ if (!xfs_sb_version_has_pquotino(&mp->m_sb) && (flags & (XFS_QMOPT_PQUOTA|XFS_QMOPT_GQUOTA))) { xfs_ino_t ino = NULLFSINO; if ((flags & XFS_QMOPT_PQUOTA) && (mp->m_sb.sb_gquotino != NULLFSINO)) { ino = mp->m_sb.sb_gquotino; |
a71895c5d xfs: convert open... |
734 735 |
if (XFS_IS_CORRUPT(mp, mp->m_sb.sb_pquotino != NULLFSINO)) |
a5155b870 xfs: always log c... |
736 |
return -EFSCORRUPTED; |
d892d5864 xfs: Start using ... |
737 738 739 |
} else if ((flags & XFS_QMOPT_GQUOTA) && (mp->m_sb.sb_pquotino != NULLFSINO)) { ino = mp->m_sb.sb_pquotino; |
a71895c5d xfs: convert open... |
740 741 |
if (XFS_IS_CORRUPT(mp, mp->m_sb.sb_gquotino != NULLFSINO)) |
a5155b870 xfs: always log c... |
742 |
return -EFSCORRUPTED; |
d892d5864 xfs: Start using ... |
743 744 745 746 747 748 749 |
} if (ino != NULLFSINO) { error = xfs_iget(mp, NULL, ino, 0, 0, ip); if (error) return error; mp->m_sb.sb_gquotino = NULLFSINO; mp->m_sb.sb_pquotino = NULLFSINO; |
58c904734 xfs: inodes are n... |
750 |
need_alloc = false; |
d892d5864 xfs: Start using ... |
751 752 |
} } |
253f4911f xfs: better xfs_t... |
753 |
error = xfs_trans_alloc(mp, &M_RES(mp)->tr_create, |
fb353ff19 xfs: reserve quot... |
754 755 |
need_alloc ? XFS_QM_QINOCREATE_SPACE_RES(mp) : 0, 0, 0, &tp); |
253f4911f xfs: better xfs_t... |
756 |
if (error) |
014c2544e return statement ... |
757 |
return error; |
1da177e4c Linux-2.6.12-rc2 |
758 |
|
58c904734 xfs: inodes are n... |
759 |
if (need_alloc) { |
c959025ed xfs: Remove "comm... |
760 |
error = xfs_dir_ialloc(&tp, NULL, S_IFREG, 1, 0, 0, ip); |
d892d5864 xfs: Start using ... |
761 |
if (error) { |
4906e2154 xfs: remove the f... |
762 |
xfs_trans_cancel(tp); |
d892d5864 xfs: Start using ... |
763 764 |
return error; } |
1da177e4c Linux-2.6.12-rc2 |
765 766 767 |
} /* |
1da177e4c Linux-2.6.12-rc2 |
768 769 770 771 |
* Make the changes in the superblock, and log those too. * sbfields arg may contain fields other than *QUOTINO; * VERSIONNUM for example. */ |
3685c2a1d [XFS] Unwrap XFS_... |
772 |
spin_lock(&mp->m_sb_lock); |
1da177e4c Linux-2.6.12-rc2 |
773 |
if (flags & XFS_QMOPT_SBVERSION) { |
621187099 [XFS] remove shou... |
774 |
ASSERT(!xfs_sb_version_hasquota(&mp->m_sb)); |
1da177e4c Linux-2.6.12-rc2 |
775 |
|
621187099 [XFS] remove shou... |
776 |
xfs_sb_version_addquota(&mp->m_sb); |
1da177e4c Linux-2.6.12-rc2 |
777 778 |
mp->m_sb.sb_uquotino = NULLFSINO; mp->m_sb.sb_gquotino = NULLFSINO; |
d892d5864 xfs: Start using ... |
779 |
mp->m_sb.sb_pquotino = NULLFSINO; |
1da177e4c Linux-2.6.12-rc2 |
780 |
|
d892d5864 xfs: Start using ... |
781 782 |
/* qflags will get updated fully _after_ quotacheck */ mp->m_sb.sb_qflags = mp->m_qflags & XFS_ALL_QUOTA_ACCT; |
1da177e4c Linux-2.6.12-rc2 |
783 784 785 |
} if (flags & XFS_QMOPT_UQUOTA) mp->m_sb.sb_uquotino = (*ip)->i_ino; |
d892d5864 xfs: Start using ... |
786 |
else if (flags & XFS_QMOPT_GQUOTA) |
1da177e4c Linux-2.6.12-rc2 |
787 |
mp->m_sb.sb_gquotino = (*ip)->i_ino; |
d892d5864 xfs: Start using ... |
788 789 |
else mp->m_sb.sb_pquotino = (*ip)->i_ino; |
3685c2a1d [XFS] Unwrap XFS_... |
790 |
spin_unlock(&mp->m_sb_lock); |
61e63ecb5 xfs: consolidate ... |
791 |
xfs_log_sb(tp); |
1da177e4c Linux-2.6.12-rc2 |
792 |
|
70393313d xfs: saner xfs_tr... |
793 |
error = xfs_trans_commit(tp); |
58c904734 xfs: inodes are n... |
794 795 |
if (error) { ASSERT(XFS_FORCED_SHUTDOWN(mp)); |
534877869 xfs: convert xfs_... |
796 |
xfs_alert(mp, "%s failed (error %d)!", __func__, error); |
1da177e4c Linux-2.6.12-rc2 |
797 |
} |
58c904734 xfs: inodes are n... |
798 799 800 |
if (need_alloc) xfs_finish_inode_setup(*ip); return error; |
1da177e4c Linux-2.6.12-rc2 |
801 |
} |
5b1397385 [XFS] xfs_qm_rese... |
802 |
STATIC void |
1da177e4c Linux-2.6.12-rc2 |
803 |
xfs_qm_reset_dqcounts( |
1a7ed2716 xfs: create xfs_d... |
804 805 806 807 |
struct xfs_mount *mp, struct xfs_buf *bp, xfs_dqid_t id, xfs_dqtype_t type) |
1da177e4c Linux-2.6.12-rc2 |
808 |
{ |
6fcdc59de xfs: rework dquot... |
809 |
struct xfs_dqblk *dqb; |
1da177e4c Linux-2.6.12-rc2 |
810 |
int j; |
0b1b213fc xfs: event tracin... |
811 |
trace_xfs_reset_dqcounts(bp, _RET_IP_); |
1da177e4c Linux-2.6.12-rc2 |
812 813 814 815 816 |
/* * Reset all counters and timers. They'll be * started afresh by xfs_qm_quotacheck. */ #ifdef DEBUG |
90115407c xfs: remove use o... |
817 818 |
j = (int)XFS_FSB_TO_B(mp, XFS_DQUOT_CLUSTER_SIZE_FSB) / sizeof(xfs_dqblk_t); |
8a7b8a89a xfs: access quota... |
819 |
ASSERT(mp->m_quotainfo->qi_dqperchunk == j); |
1da177e4c Linux-2.6.12-rc2 |
820 |
#endif |
6fcdc59de xfs: rework dquot... |
821 |
dqb = bp->b_addr; |
8a7b8a89a xfs: access quota... |
822 |
for (j = 0; j < mp->m_quotainfo->qi_dqperchunk; j++) { |
6fcdc59de xfs: rework dquot... |
823 824 825 |
struct xfs_disk_dquot *ddq; ddq = (struct xfs_disk_dquot *)&dqb[j]; |
1da177e4c Linux-2.6.12-rc2 |
826 827 828 |
/* * Do a sanity check, and if needed, repair the dqblk. Don't * output any warnings because it's perfectly possible to |
eebf3cab9 xfs: standardize ... |
829 830 |
* find uninitialised dquot blks. See comment in * xfs_dquot_verify. |
1da177e4c Linux-2.6.12-rc2 |
831 |
*/ |
f9751c4ad xfs: drop the typ... |
832 |
if (xfs_dqblk_verify(mp, &dqb[j], id + j) || |
d8c1af0d6 xfs: rename the o... |
833 |
(dqb[j].dd_diskdq.d_type & XFS_DQTYPE_REC_MASK) != type) |
48fa1db87 xfs: pass full xf... |
834 |
xfs_dqblk_repair(mp, &dqb[j], id + j, type); |
eeea79802 xfs: separate dqu... |
835 |
|
dfcc70a8c xfs: Fix quota ty... |
836 837 838 839 |
/* * Reset type in case we are reusing group quota file for * project quotas or vice versa */ |
d8c1af0d6 xfs: rename the o... |
840 |
ddq->d_type = type; |
1149d96ae [XFS] endianess a... |
841 842 843 |
ddq->d_bcount = 0; ddq->d_icount = 0; ddq->d_rtbcount = 0; |
5885539f0 xfs: preserve def... |
844 845 846 847 848 849 850 851 852 853 854 855 856 |
/* * dquot id 0 stores the default grace period and the maximum * warning limit that were set by the administrator, so we * should not reset them. */ if (ddq->d_id != 0) { ddq->d_btimer = 0; ddq->d_itimer = 0; ddq->d_rtbtimer = 0; ddq->d_bwarns = 0; ddq->d_iwarns = 0; ddq->d_rtbwarns = 0; |
4ea1ff3b4 xfs: widen ondisk... |
857 858 |
if (xfs_sb_version_hasbigtime(&mp->m_sb)) ddq->d_type |= XFS_DQTYPE_BIGTIME; |
5885539f0 xfs: preserve def... |
859 |
} |
6fcdc59de xfs: rework dquot... |
860 861 862 863 864 865 |
if (xfs_sb_version_hascrc(&mp->m_sb)) { xfs_update_cksum((char *)&dqb[j], sizeof(struct xfs_dqblk), XFS_DQUOT_CRC_OFF); } |
1da177e4c Linux-2.6.12-rc2 |
866 |
} |
1da177e4c Linux-2.6.12-rc2 |
867 868 869 |
} STATIC int |
28b9060bd xfs: rename on-di... |
870 |
xfs_qm_reset_dqcounts_all( |
43ff2122e xfs: on-stack del... |
871 872 873 874 |
struct xfs_mount *mp, xfs_dqid_t firstid, xfs_fsblock_t bno, xfs_filblks_t blkcnt, |
1a7ed2716 xfs: create xfs_d... |
875 |
xfs_dqtype_t type, |
43ff2122e xfs: on-stack del... |
876 |
struct list_head *buffer_list) |
1da177e4c Linux-2.6.12-rc2 |
877 |
{ |
43ff2122e xfs: on-stack del... |
878 |
struct xfs_buf *bp; |
0dcc0728c xfs: refactor quo... |
879 |
int error = 0; |
1da177e4c Linux-2.6.12-rc2 |
880 881 |
ASSERT(blkcnt > 0); |
1da177e4c Linux-2.6.12-rc2 |
882 883 884 885 886 887 888 889 890 891 892 893 894 |
/* * Blkcnt arg can be a very big number, and might even be * larger than the log itself. So, we have to break it up into * manageable-sized transactions. * Note that we don't start a permanent transaction here; we might * not be able to get a log reservation for the whole thing up front, * and we don't really care to either, because we just discard * everything if we were to crash in the middle of this loop. */ while (blkcnt--) { error = xfs_trans_read_buf(mp, NULL, mp->m_ddev_targp, XFS_FSB_TO_DADDR(mp, bno), |
c63191987 xfs: verify dquot... |
895 |
mp->m_quotainfo->qi_dqchunklen, 0, &bp, |
1813dd640 xfs: convert buff... |
896 |
&xfs_dquot_buf_ops); |
1da177e4c Linux-2.6.12-rc2 |
897 |
|
3fe58f30b xfs: add CRC chec... |
898 |
/* |
6fcdc59de xfs: rework dquot... |
899 900 901 902 903 |
* CRC and validation errors will return a EFSCORRUPTED here. If * this occurs, re-read without CRC validation so that we can * repair the damage via xfs_qm_reset_dqcounts(). This process * will leave a trace in the log indicating corruption has * been detected. |
3fe58f30b xfs: add CRC chec... |
904 |
*/ |
2451337dd xfs: global error... |
905 |
if (error == -EFSCORRUPTED) { |
6fcdc59de xfs: rework dquot... |
906 907 908 909 910 911 912 913 |
error = xfs_trans_read_buf(mp, NULL, mp->m_ddev_targp, XFS_FSB_TO_DADDR(mp, bno), mp->m_quotainfo->qi_dqchunklen, 0, &bp, NULL); } if (error) break; |
5fd364fee xfs: quotacheck l... |
914 915 916 917 918 919 |
/* * A corrupt buffer might not have a verifier attached, so * make sure we have the correct one attached before writeback * occurs. */ bp->b_ops = &xfs_dquot_buf_ops; |
5b1397385 [XFS] xfs_qm_rese... |
920 |
xfs_qm_reset_dqcounts(mp, bp, firstid, type); |
43ff2122e xfs: on-stack del... |
921 |
xfs_buf_delwri_queue(bp, buffer_list); |
61551f1ee xfs: call xfs_buf... |
922 |
xfs_buf_relse(bp); |
6fcdc59de xfs: rework dquot... |
923 924 |
/* goto the next block. */ |
1da177e4c Linux-2.6.12-rc2 |
925 |
bno++; |
8a7b8a89a xfs: access quota... |
926 |
firstid += mp->m_quotainfo->qi_dqperchunk; |
1da177e4c Linux-2.6.12-rc2 |
927 |
} |
43ff2122e xfs: on-stack del... |
928 |
|
014c2544e return statement ... |
929 |
return error; |
1da177e4c Linux-2.6.12-rc2 |
930 931 932 |
} /* |
28b9060bd xfs: rename on-di... |
933 934 |
* Iterate over all allocated dquot blocks in this quota inode, zeroing all * counters for every chunk of dquots that we find. |
1da177e4c Linux-2.6.12-rc2 |
935 936 |
*/ STATIC int |
28b9060bd xfs: rename on-di... |
937 |
xfs_qm_reset_dqcounts_buf( |
43ff2122e xfs: on-stack del... |
938 939 |
struct xfs_mount *mp, struct xfs_inode *qip, |
1a7ed2716 xfs: create xfs_d... |
940 |
xfs_dqtype_t type, |
43ff2122e xfs: on-stack del... |
941 |
struct list_head *buffer_list) |
1da177e4c Linux-2.6.12-rc2 |
942 |
{ |
43ff2122e xfs: on-stack del... |
943 |
struct xfs_bmbt_irec *map; |
1da177e4c Linux-2.6.12-rc2 |
944 945 946 947 948 949 950 951 952 953 |
int i, nmaps; /* number of map entries */ int error; /* return value */ xfs_fileoff_t lblkno; xfs_filblks_t maxlblkcnt; xfs_dqid_t firstid; xfs_fsblock_t rablkno; xfs_filblks_t rablkcnt; error = 0; /* |
c41564b5a [XFS] We really s... |
954 |
* This looks racy, but we can't keep an inode lock across a |
1da177e4c Linux-2.6.12-rc2 |
955 956 957 958 |
* trans_reserve. But, this gets called during quotacheck, and that * happens only at mount time which is single threaded. */ if (qip->i_d.di_nblocks == 0) |
014c2544e return statement ... |
959 |
return 0; |
1da177e4c Linux-2.6.12-rc2 |
960 |
|
707e0ddaf fs: xfs: Remove K... |
961 |
map = kmem_alloc(XFS_DQITER_MAP_SIZE * sizeof(*map), 0); |
1da177e4c Linux-2.6.12-rc2 |
962 963 |
lblkno = 0; |
32972383c xfs: make largest... |
964 |
maxlblkcnt = XFS_B_TO_FSB(mp, mp->m_super->s_maxbytes); |
1da177e4c Linux-2.6.12-rc2 |
965 |
do { |
da51d32d4 xfs: use xfs_iloc... |
966 |
uint lock_mode; |
1da177e4c Linux-2.6.12-rc2 |
967 968 969 970 971 972 |
nmaps = XFS_DQITER_MAP_SIZE; /* * We aren't changing the inode itself. Just changing * some of its data. No new blocks are added here, and * the inode is never added to the transaction. */ |
da51d32d4 xfs: use xfs_iloc... |
973 |
lock_mode = xfs_ilock_data_map_shared(qip); |
5c8ed2021 xfs: introduce xf... |
974 975 |
error = xfs_bmapi_read(qip, lblkno, maxlblkcnt - lblkno, map, &nmaps, 0); |
da51d32d4 xfs: use xfs_iloc... |
976 |
xfs_iunlock(qip, lock_mode); |
1da177e4c Linux-2.6.12-rc2 |
977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 |
if (error) break; ASSERT(nmaps <= XFS_DQITER_MAP_SIZE); for (i = 0; i < nmaps; i++) { ASSERT(map[i].br_startblock != DELAYSTARTBLOCK); ASSERT(map[i].br_blockcount); lblkno += map[i].br_blockcount; if (map[i].br_startblock == HOLESTARTBLOCK) continue; firstid = (xfs_dqid_t) map[i].br_startoff * |
8a7b8a89a xfs: access quota... |
992 |
mp->m_quotainfo->qi_dqperchunk; |
1da177e4c Linux-2.6.12-rc2 |
993 994 995 996 997 998 999 1000 |
/* * Do a read-ahead on the next extent. */ if ((i+1 < nmaps) && (map[i+1].br_startblock != HOLESTARTBLOCK)) { rablkcnt = map[i+1].br_blockcount; rablkno = map[i+1].br_startblock; while (rablkcnt--) { |
1a1a3e97b xfs: remove xfs_b... |
1001 |
xfs_buf_readahead(mp->m_ddev_targp, |
1da177e4c Linux-2.6.12-rc2 |
1002 |
XFS_FSB_TO_DADDR(mp, rablkno), |
c3f8fc73a xfs: make buffer ... |
1003 |
mp->m_quotainfo->qi_dqchunklen, |
5fd364fee xfs: quotacheck l... |
1004 |
&xfs_dquot_buf_ops); |
1da177e4c Linux-2.6.12-rc2 |
1005 1006 1007 1008 1009 1010 1011 |
rablkno++; } } /* * Iterate thru all the blks in the extent and * reset the counters of all the dquots inside them. */ |
28b9060bd xfs: rename on-di... |
1012 |
error = xfs_qm_reset_dqcounts_all(mp, firstid, |
43ff2122e xfs: on-stack del... |
1013 1014 |
map[i].br_startblock, map[i].br_blockcount, |
0dcc0728c xfs: refactor quo... |
1015 |
type, buffer_list); |
43ff2122e xfs: on-stack del... |
1016 1017 |
if (error) goto out; |
1da177e4c Linux-2.6.12-rc2 |
1018 |
} |
1da177e4c Linux-2.6.12-rc2 |
1019 |
} while (nmaps > 0); |
43ff2122e xfs: on-stack del... |
1020 |
out: |
f0e2d93c2 [XFS] Remove unus... |
1021 |
kmem_free(map); |
014c2544e return statement ... |
1022 |
return error; |
1da177e4c Linux-2.6.12-rc2 |
1023 1024 1025 1026 |
} /* * Called by dqusage_adjust in doing a quotacheck. |
52fda1142 xfs: simplify xfs... |
1027 1028 1029 1030 1031 |
* * Given the inode, and a dquot id this updates both the incore dqout as well * as the buffer copy. This is so that once the quotacheck is done, we can * just log all the buffers, as opposed to logging numerous updates to * individual dquots. |
1da177e4c Linux-2.6.12-rc2 |
1032 |
*/ |
52fda1142 xfs: simplify xfs... |
1033 |
STATIC int |
1da177e4c Linux-2.6.12-rc2 |
1034 |
xfs_qm_quotacheck_dqadjust( |
52fda1142 xfs: simplify xfs... |
1035 |
struct xfs_inode *ip, |
1a7ed2716 xfs: create xfs_d... |
1036 |
xfs_dqtype_t type, |
1da177e4c Linux-2.6.12-rc2 |
1037 1038 1039 |
xfs_qcnt_t nblks, xfs_qcnt_t rtblks) { |
52fda1142 xfs: simplify xfs... |
1040 1041 |
struct xfs_mount *mp = ip->i_mount; struct xfs_dquot *dqp; |
0fcef1270 xfs: fetch dquots... |
1042 |
xfs_dqid_t id; |
52fda1142 xfs: simplify xfs... |
1043 |
int error; |
0fcef1270 xfs: fetch dquots... |
1044 |
id = xfs_qm_id_for_quotatype(ip, type); |
30ab2dcf2 xfs: replace XFS_... |
1045 |
error = xfs_qm_dqget(mp, id, type, true, &dqp); |
52fda1142 xfs: simplify xfs... |
1046 1047 1048 1049 |
if (error) { /* * Shouldn't be able to turn off quotas here. */ |
2451337dd xfs: global error... |
1050 1051 |
ASSERT(error != -ESRCH); ASSERT(error != -ENOENT); |
52fda1142 xfs: simplify xfs... |
1052 1053 |
return error; } |
0b1b213fc xfs: event tracin... |
1054 1055 |
trace_xfs_dqadjust(dqp); |
1da177e4c Linux-2.6.12-rc2 |
1056 1057 1058 1059 |
/* * Adjust the inode count and the block count to reflect this inode's * resource usage. */ |
be37d40c1 xfs: stop using q... |
1060 |
dqp->q_ino.count++; |
784e80f56 xfs: use a per-re... |
1061 |
dqp->q_ino.reserved++; |
1da177e4c Linux-2.6.12-rc2 |
1062 |
if (nblks) { |
be37d40c1 xfs: stop using q... |
1063 |
dqp->q_blk.count += nblks; |
784e80f56 xfs: use a per-re... |
1064 |
dqp->q_blk.reserved += nblks; |
1da177e4c Linux-2.6.12-rc2 |
1065 1066 |
} if (rtblks) { |
be37d40c1 xfs: stop using q... |
1067 |
dqp->q_rtb.count += rtblks; |
784e80f56 xfs: use a per-re... |
1068 |
dqp->q_rtb.reserved += rtblks; |
1da177e4c Linux-2.6.12-rc2 |
1069 1070 1071 1072 |
} /* * Set default limits, adjust timers (since we changed usages) |
191f8488f xfs: remove a few... |
1073 1074 |
* * There are no timers for the default values set in the root dquot. |
1da177e4c Linux-2.6.12-rc2 |
1075 |
*/ |
c51df7334 xfs: stop using q... |
1076 |
if (dqp->q_id) { |
c8c753e19 xfs: remove unnec... |
1077 1078 |
xfs_qm_adjust_dqlimits(dqp); xfs_qm_adjust_dqtimers(dqp); |
1da177e4c Linux-2.6.12-rc2 |
1079 |
} |
985a78fdd xfs: rename dquot... |
1080 |
dqp->q_flags |= XFS_DQFLAG_DIRTY; |
52fda1142 xfs: simplify xfs... |
1081 1082 |
xfs_qm_dqput(dqp); return 0; |
1da177e4c Linux-2.6.12-rc2 |
1083 |
} |
1da177e4c Linux-2.6.12-rc2 |
1084 1085 1086 1087 1088 1089 1090 |
/* * callback routine supplied to bulkstat(). Given an inumber, find its * dquots and update them to account for resources taken by that inode. */ /* ARGSUSED */ STATIC int xfs_qm_dqusage_adjust( |
ebd126a65 xfs: convert quot... |
1091 1092 1093 1094 |
struct xfs_mount *mp, struct xfs_trans *tp, xfs_ino_t ino, void *data) |
1da177e4c Linux-2.6.12-rc2 |
1095 |
{ |
ebd126a65 xfs: convert quot... |
1096 1097 1098 1099 |
struct xfs_inode *ip; xfs_qcnt_t nblks; xfs_filblks_t rtblks = 0; /* total rt blks */ int error; |
1da177e4c Linux-2.6.12-rc2 |
1100 1101 1102 1103 1104 1105 1106 |
ASSERT(XFS_IS_QUOTA_RUNNING(mp)); /* * rootino must have its resources accounted for, not so with the quota * inodes. */ |
ebd126a65 xfs: convert quot... |
1107 1108 |
if (xfs_is_quota_inode(&mp->m_sb, ino)) return 0; |
1da177e4c Linux-2.6.12-rc2 |
1109 1110 |
/* |
0fcef1270 xfs: fetch dquots... |
1111 1112 |
* We don't _need_ to take the ilock EXCL here because quotacheck runs * at mount time and therefore nobody will be racing chown/chproj. |
1da177e4c Linux-2.6.12-rc2 |
1113 |
*/ |
ebd126a65 xfs: convert quot... |
1114 1115 1116 1117 |
error = xfs_iget(mp, tp, ino, XFS_IGET_DONTCACHE, 0, &ip); if (error == -EINVAL || error == -ENOENT) return 0; if (error) |
014c2544e return statement ... |
1118 |
return error; |
1da177e4c Linux-2.6.12-rc2 |
1119 |
|
52fda1142 xfs: simplify xfs... |
1120 |
ASSERT(ip->i_delayed_blks == 0); |
1da177e4c Linux-2.6.12-rc2 |
1121 |
|
52fda1142 xfs: simplify xfs... |
1122 |
if (XFS_IS_REALTIME_INODE(ip)) { |
8bfadd8d0 xfs: replace xfs_... |
1123 1124 1125 |
struct xfs_ifork *ifp = XFS_IFORK_PTR(ip, XFS_DATA_FORK); if (!(ifp->if_flags & XFS_IFEXTENTS)) { |
ebd126a65 xfs: convert quot... |
1126 |
error = xfs_iread_extents(tp, ip, XFS_DATA_FORK); |
8bfadd8d0 xfs: replace xfs_... |
1127 1128 1129 1130 1131 |
if (error) goto error0; } xfs_bmap_count_leaves(ifp, &rtblks); |
1da177e4c Linux-2.6.12-rc2 |
1132 |
} |
1da177e4c Linux-2.6.12-rc2 |
1133 |
|
52fda1142 xfs: simplify xfs... |
1134 |
nblks = (xfs_qcnt_t)ip->i_d.di_nblocks - rtblks; |
1da177e4c Linux-2.6.12-rc2 |
1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 |
/* * Add the (disk blocks and inode) resources occupied by this * inode to its dquots. We do this adjustment in the incore dquot, * and also copy the changes to its buffer. * We don't care about putting these changes in a transaction * envelope because if we crash in the middle of a 'quotacheck' * we have to start from the beginning anyway. * Once we're done, we'll log all the dquot bufs. * |
c41564b5a [XFS] We really s... |
1145 |
* The *QUOTA_ON checks below may look pretty racy, but quotachecks |
1da177e4c Linux-2.6.12-rc2 |
1146 1147 1148 |
* and quotaoffs don't race. (Quotachecks happen at mount time only). */ if (XFS_IS_UQUOTA_ON(mp)) { |
8cd4901da xfs: rename XFS_D... |
1149 |
error = xfs_qm_quotacheck_dqadjust(ip, XFS_DQTYPE_USER, nblks, |
0fcef1270 xfs: fetch dquots... |
1150 |
rtblks); |
52fda1142 xfs: simplify xfs... |
1151 1152 |
if (error) goto error0; |
1da177e4c Linux-2.6.12-rc2 |
1153 |
} |
52fda1142 xfs: simplify xfs... |
1154 1155 |
if (XFS_IS_GQUOTA_ON(mp)) { |
8cd4901da xfs: rename XFS_D... |
1156 |
error = xfs_qm_quotacheck_dqadjust(ip, XFS_DQTYPE_GROUP, nblks, |
0fcef1270 xfs: fetch dquots... |
1157 |
rtblks); |
52fda1142 xfs: simplify xfs... |
1158 1159 |
if (error) goto error0; |
1da177e4c Linux-2.6.12-rc2 |
1160 |
} |
1da177e4c Linux-2.6.12-rc2 |
1161 |
|
52fda1142 xfs: simplify xfs... |
1162 |
if (XFS_IS_PQUOTA_ON(mp)) { |
8cd4901da xfs: rename XFS_D... |
1163 |
error = xfs_qm_quotacheck_dqadjust(ip, XFS_DQTYPE_PROJ, nblks, |
0fcef1270 xfs: fetch dquots... |
1164 |
rtblks); |
52fda1142 xfs: simplify xfs... |
1165 1166 1167 |
if (error) goto error0; } |
52fda1142 xfs: simplify xfs... |
1168 |
error0: |
44a8736bd xfs: clean up IRE... |
1169 |
xfs_irele(ip); |
52fda1142 xfs: simplify xfs... |
1170 |
return error; |
1da177e4c Linux-2.6.12-rc2 |
1171 |
} |
b84a3a967 xfs: remove the p... |
1172 1173 |
STATIC int xfs_qm_flush_one( |
43ff2122e xfs: on-stack del... |
1174 1175 |
struct xfs_dquot *dqp, void *data) |
b84a3a967 xfs: remove the p... |
1176 |
{ |
7912e7fef xfs: push buffer ... |
1177 |
struct xfs_mount *mp = dqp->q_mount; |
43ff2122e xfs: on-stack del... |
1178 |
struct list_head *buffer_list = data; |
fe7257fd4 xfs: do not write... |
1179 |
struct xfs_buf *bp = NULL; |
b84a3a967 xfs: remove the p... |
1180 1181 1182 |
int error = 0; xfs_dqlock(dqp); |
985a78fdd xfs: rename dquot... |
1183 |
if (dqp->q_flags & XFS_DQFLAG_FREEING) |
b84a3a967 xfs: remove the p... |
1184 1185 1186 |
goto out_unlock; if (!XFS_DQ_IS_DIRTY(dqp)) goto out_unlock; |
7912e7fef xfs: push buffer ... |
1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 |
/* * The only way the dquot is already flush locked by the time quotacheck * gets here is if reclaim flushed it before the dqadjust walk dirtied * it for the final time. Quotacheck collects all dquot bufs in the * local delwri queue before dquots are dirtied, so reclaim can't have * possibly queued it for I/O. The only way out is to push the buffer to * cycle the flush lock. */ if (!xfs_dqflock_nowait(dqp)) { /* buf is pinned in-core by delwri list */ |
8925a3dc4 xfs: make xfs_buf... |
1197 1198 |
bp = xfs_buf_incore(mp->m_ddev_targp, dqp->q_blkno, mp->m_quotainfo->qi_dqchunklen, 0); |
7912e7fef xfs: push buffer ... |
1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 |
if (!bp) { error = -EINVAL; goto out_unlock; } xfs_buf_unlock(bp); xfs_buf_delwri_pushbuf(bp, buffer_list); xfs_buf_rele(bp); error = -EAGAIN; goto out_unlock; } |
fe7257fd4 xfs: do not write... |
1211 1212 1213 |
error = xfs_qm_dqflush(dqp, &bp); if (error) goto out_unlock; |
b84a3a967 xfs: remove the p... |
1214 |
|
43ff2122e xfs: on-stack del... |
1215 |
xfs_buf_delwri_queue(bp, buffer_list); |
fe7257fd4 xfs: do not write... |
1216 |
xfs_buf_relse(bp); |
b84a3a967 xfs: remove the p... |
1217 1218 1219 1220 |
out_unlock: xfs_dqunlock(dqp); return error; } |
1da177e4c Linux-2.6.12-rc2 |
1221 1222 1223 1224 |
/* * Walk thru all the filesystem inodes and construct a consistent view * of the disk quota world. If the quotacheck fails, disable quotas. */ |
eb866bbf0 xfs: mark xfs_qm_... |
1225 |
STATIC int |
1da177e4c Linux-2.6.12-rc2 |
1226 1227 1228 |
xfs_qm_quotacheck( xfs_mount_t *mp) { |
ebd126a65 xfs: convert quot... |
1229 |
int error, error2; |
113a56835 xfs: Code cleanup... |
1230 1231 1232 1233 |
uint flags; LIST_HEAD (buffer_list); struct xfs_inode *uip = mp->m_quotainfo->qi_uquotaip; struct xfs_inode *gip = mp->m_quotainfo->qi_gquotaip; |
92f8ff73f xfs: Add pquota f... |
1234 |
struct xfs_inode *pip = mp->m_quotainfo->qi_pquotaip; |
1da177e4c Linux-2.6.12-rc2 |
1235 |
|
1da177e4c Linux-2.6.12-rc2 |
1236 |
flags = 0; |
92f8ff73f xfs: Add pquota f... |
1237 |
ASSERT(uip || gip || pip); |
1da177e4c Linux-2.6.12-rc2 |
1238 |
ASSERT(XFS_IS_QUOTA_RUNNING(mp)); |
0b932cccb xfs: Convert rema... |
1239 |
xfs_notice(mp, "Quotacheck needed: Please wait."); |
1da177e4c Linux-2.6.12-rc2 |
1240 1241 |
/* |
c8ad20ffe [XFS] Add support... |
1242 |
* First we go thru all the dquots on disk, USR and GRP/PRJ, and reset |
1da177e4c Linux-2.6.12-rc2 |
1243 1244 1245 |
* their counters to zero. We need a clean slate. * We don't log our changes till later. */ |
8a7b8a89a xfs: access quota... |
1246 |
if (uip) { |
8cd4901da xfs: rename XFS_D... |
1247 |
error = xfs_qm_reset_dqcounts_buf(mp, uip, XFS_DQTYPE_USER, |
43ff2122e xfs: on-stack del... |
1248 |
&buffer_list); |
8a7b8a89a xfs: access quota... |
1249 |
if (error) |
1da177e4c Linux-2.6.12-rc2 |
1250 1251 1252 |
goto error_return; flags |= XFS_UQUOTA_CHKD; } |
8a7b8a89a xfs: access quota... |
1253 |
if (gip) { |
8cd4901da xfs: rename XFS_D... |
1254 |
error = xfs_qm_reset_dqcounts_buf(mp, gip, XFS_DQTYPE_GROUP, |
43ff2122e xfs: on-stack del... |
1255 |
&buffer_list); |
8a7b8a89a xfs: access quota... |
1256 |
if (error) |
1da177e4c Linux-2.6.12-rc2 |
1257 |
goto error_return; |
92f8ff73f xfs: Add pquota f... |
1258 1259 1260 1261 |
flags |= XFS_GQUOTA_CHKD; } if (pip) { |
8cd4901da xfs: rename XFS_D... |
1262 |
error = xfs_qm_reset_dqcounts_buf(mp, pip, XFS_DQTYPE_PROJ, |
92f8ff73f xfs: Add pquota f... |
1263 1264 1265 1266 |
&buffer_list); if (error) goto error_return; flags |= XFS_PQUOTA_CHKD; |
1da177e4c Linux-2.6.12-rc2 |
1267 |
} |
13d59a2a6 xfs: specify AG i... |
1268 1269 |
error = xfs_iwalk_threaded(mp, 0, 0, xfs_qm_dqusage_adjust, 0, true, NULL); |
ebd126a65 xfs: convert quot... |
1270 1271 |
if (error) goto error_return; |
1da177e4c Linux-2.6.12-rc2 |
1272 1273 |
/* |
b84a3a967 xfs: remove the p... |
1274 1275 |
* We've made all the changes that we need to make incore. Flush them * down to disk buffers if everything was updated successfully. |
4b8879df8 [XFS] Propagate x... |
1276 |
*/ |
43ff2122e xfs: on-stack del... |
1277 |
if (XFS_IS_UQUOTA_ON(mp)) { |
8cd4901da xfs: rename XFS_D... |
1278 |
error = xfs_qm_dquot_walk(mp, XFS_DQTYPE_USER, xfs_qm_flush_one, |
43ff2122e xfs: on-stack del... |
1279 1280 |
&buffer_list); } |
b84a3a967 xfs: remove the p... |
1281 |
if (XFS_IS_GQUOTA_ON(mp)) { |
8cd4901da xfs: rename XFS_D... |
1282 |
error2 = xfs_qm_dquot_walk(mp, XFS_DQTYPE_GROUP, xfs_qm_flush_one, |
43ff2122e xfs: on-stack del... |
1283 |
&buffer_list); |
b84a3a967 xfs: remove the p... |
1284 1285 1286 1287 |
if (!error) error = error2; } if (XFS_IS_PQUOTA_ON(mp)) { |
8cd4901da xfs: rename XFS_D... |
1288 |
error2 = xfs_qm_dquot_walk(mp, XFS_DQTYPE_PROJ, xfs_qm_flush_one, |
43ff2122e xfs: on-stack del... |
1289 |
&buffer_list); |
b84a3a967 xfs: remove the p... |
1290 1291 1292 |
if (!error) error = error2; } |
4b8879df8 [XFS] Propagate x... |
1293 |
|
43ff2122e xfs: on-stack del... |
1294 1295 1296 |
error2 = xfs_buf_delwri_submit(&buffer_list); if (!error) error = error2; |
4b8879df8 [XFS] Propagate x... |
1297 |
/* |
1da177e4c Linux-2.6.12-rc2 |
1298 1299 1300 1301 1302 1303 1304 |
* We can get this error if we couldn't do a dquot allocation inside * xfs_qm_dqusage_adjust (via bulkstat). We don't care about the * dirty dquots that might be cached, we just want to get rid of them * and turn quotaoff. The dquots won't be attached to any of the inodes * at this point (because we intentionally didn't in dqget_noattach). */ if (error) { |
8112e9dc6 xfs: removed unus... |
1305 |
xfs_qm_dqpurge_all(mp, XFS_QMOPT_QUOTALL); |
1da177e4c Linux-2.6.12-rc2 |
1306 1307 |
goto error_return; } |
1da177e4c Linux-2.6.12-rc2 |
1308 1309 |
/* |
1da177e4c Linux-2.6.12-rc2 |
1310 1311 1312 1313 |
* If one type of quotas is off, then it will lose its * quotachecked status, since we won't be doing accounting for * that type anymore. */ |
4177af3a8 Define new macro ... |
1314 |
mp->m_qflags &= ~XFS_ALL_QUOTA_CHKD; |
1da177e4c Linux-2.6.12-rc2 |
1315 |
mp->m_qflags |= flags; |
1da177e4c Linux-2.6.12-rc2 |
1316 |
error_return: |
20e8a0637 xfs: fix up quota... |
1317 |
xfs_buf_delwri_cancel(&buffer_list); |
43ff2122e xfs: on-stack del... |
1318 |
|
1da177e4c Linux-2.6.12-rc2 |
1319 |
if (error) { |
0b932cccb xfs: Convert rema... |
1320 1321 1322 |
xfs_warn(mp, "Quotacheck: Unsuccessful (Error %d): Disabling quotas.", error); |
1da177e4c Linux-2.6.12-rc2 |
1323 1324 1325 1326 |
/* * We must turn off quotas. */ ASSERT(mp->m_quotainfo != NULL); |
1da177e4c Linux-2.6.12-rc2 |
1327 |
xfs_qm_destroy_quotainfo(mp); |
31d5577b3 [XFS] Catch error... |
1328 |
if (xfs_mount_reset_sbqflags(mp)) { |
0b932cccb xfs: Convert rema... |
1329 1330 |
xfs_warn(mp, "Quotacheck: Failed to reset quota flags."); |
31d5577b3 [XFS] Catch error... |
1331 |
} |
0b932cccb xfs: Convert rema... |
1332 1333 |
} else xfs_notice(mp, "Quotacheck: Done."); |
d99831ff3 xfs: return is no... |
1334 |
return error; |
1da177e4c Linux-2.6.12-rc2 |
1335 1336 1337 |
} /* |
eb866bbf0 xfs: mark xfs_qm_... |
1338 1339 1340 1341 1342 1343 1344 1345 1346 1347 1348 1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 1363 1364 1365 1366 1367 1368 1369 1370 1371 1372 1373 1374 1375 1376 1377 1378 1379 1380 1381 1382 1383 1384 1385 1386 1387 1388 1389 1390 1391 1392 1393 1394 1395 1396 1397 1398 1399 1400 1401 1402 1403 1404 1405 1406 1407 1408 1409 1410 |
* This is called from xfs_mountfs to start quotas and initialize all * necessary data structures like quotainfo. This is also responsible for * running a quotacheck as necessary. We are guaranteed that the superblock * is consistently read in at this point. * * If we fail here, the mount will continue with quota turned off. We don't * need to inidicate success or failure at all. */ void xfs_qm_mount_quotas( struct xfs_mount *mp) { int error = 0; uint sbf; /* * If quotas on realtime volumes is not supported, we disable * quotas immediately. */ if (mp->m_sb.sb_rextents) { xfs_notice(mp, "Cannot turn on quotas for realtime filesystem"); mp->m_qflags = 0; goto write_changes; } ASSERT(XFS_IS_QUOTA_RUNNING(mp)); /* * Allocate the quotainfo structure inside the mount struct, and * create quotainode(s), and change/rev superblock if necessary. */ error = xfs_qm_init_quotainfo(mp); if (error) { /* * We must turn off quotas. */ ASSERT(mp->m_quotainfo == NULL); mp->m_qflags = 0; goto write_changes; } /* * If any of the quotas are not consistent, do a quotacheck. */ if (XFS_QM_NEED_QUOTACHECK(mp)) { error = xfs_qm_quotacheck(mp); if (error) { /* Quotacheck failed and disabled quotas. */ return; } } /* * If one type of quotas is off, then it will lose its * quotachecked status, since we won't be doing accounting for * that type anymore. */ if (!XFS_IS_UQUOTA_ON(mp)) mp->m_qflags &= ~XFS_UQUOTA_CHKD; if (!XFS_IS_GQUOTA_ON(mp)) mp->m_qflags &= ~XFS_GQUOTA_CHKD; if (!XFS_IS_PQUOTA_ON(mp)) mp->m_qflags &= ~XFS_PQUOTA_CHKD; write_changes: /* * We actually don't have to acquire the m_sb_lock at all. * This can only be called from mount, and that's single threaded. XXX */ spin_lock(&mp->m_sb_lock); sbf = mp->m_sb.sb_qflags; mp->m_sb.sb_qflags = mp->m_qflags & XFS_MOUNT_QUOTA_ALL; spin_unlock(&mp->m_sb_lock); if (sbf != (mp->m_qflags & XFS_MOUNT_QUOTA_ALL)) { |
61e63ecb5 xfs: consolidate ... |
1411 |
if (xfs_sync_sb(mp, false)) { |
eb866bbf0 xfs: mark xfs_qm_... |
1412 1413 1414 1415 1416 1417 1418 1419 1420 1421 1422 1423 1424 1425 1426 1427 1428 1429 1430 |
/* * We could only have been turning quotas off. * We aren't in very good shape actually because * the incore structures are convinced that quotas are * off, but the on disk superblock doesn't know that ! */ ASSERT(!(XFS_IS_QUOTA_RUNNING(mp))); xfs_alert(mp, "%s: Superblock update failed!", __func__); } } if (error) { xfs_warn(mp, "Failed to initialize disk quotas."); return; } } /* |
1da177e4c Linux-2.6.12-rc2 |
1431 1432 1433 1434 1435 1436 1437 |
* This is called after the superblock has been read in and we're ready to * iget the quota inodes. */ STATIC int xfs_qm_init_quotainos( xfs_mount_t *mp) { |
113a56835 xfs: Code cleanup... |
1438 1439 |
struct xfs_inode *uip = NULL; struct xfs_inode *gip = NULL; |
92f8ff73f xfs: Add pquota f... |
1440 |
struct xfs_inode *pip = NULL; |
113a56835 xfs: Code cleanup... |
1441 |
int error; |
113a56835 xfs: Code cleanup... |
1442 |
uint flags = 0; |
1da177e4c Linux-2.6.12-rc2 |
1443 1444 |
ASSERT(mp->m_quotainfo); |
1da177e4c Linux-2.6.12-rc2 |
1445 1446 1447 1448 |
/* * Get the uquota and gquota inodes */ |
621187099 [XFS] remove shou... |
1449 |
if (xfs_sb_version_hasquota(&mp->m_sb)) { |
1da177e4c Linux-2.6.12-rc2 |
1450 1451 1452 |
if (XFS_IS_UQUOTA_ON(mp) && mp->m_sb.sb_uquotino != NULLFSINO) { ASSERT(mp->m_sb.sb_uquotino > 0); |
113a56835 xfs: Code cleanup... |
1453 1454 1455 |
error = xfs_iget(mp, NULL, mp->m_sb.sb_uquotino, 0, 0, &uip); if (error) |
b474c7ae4 xfs: Nuke XFS_ERR... |
1456 |
return error; |
1da177e4c Linux-2.6.12-rc2 |
1457 |
} |
92f8ff73f xfs: Add pquota f... |
1458 |
if (XFS_IS_GQUOTA_ON(mp) && |
1da177e4c Linux-2.6.12-rc2 |
1459 1460 |
mp->m_sb.sb_gquotino != NULLFSINO) { ASSERT(mp->m_sb.sb_gquotino > 0); |
113a56835 xfs: Code cleanup... |
1461 1462 1463 1464 |
error = xfs_iget(mp, NULL, mp->m_sb.sb_gquotino, 0, 0, &gip); if (error) goto error_rele; |
1da177e4c Linux-2.6.12-rc2 |
1465 |
} |
92f8ff73f xfs: Add pquota f... |
1466 |
if (XFS_IS_PQUOTA_ON(mp) && |
d892d5864 xfs: Start using ... |
1467 1468 1469 |
mp->m_sb.sb_pquotino != NULLFSINO) { ASSERT(mp->m_sb.sb_pquotino > 0); error = xfs_iget(mp, NULL, mp->m_sb.sb_pquotino, |
92f8ff73f xfs: Add pquota f... |
1470 1471 1472 1473 |
0, 0, &pip); if (error) goto error_rele; } |
1da177e4c Linux-2.6.12-rc2 |
1474 1475 |
} else { flags |= XFS_QMOPT_SBVERSION; |
1da177e4c Linux-2.6.12-rc2 |
1476 1477 1478 |
} /* |
92f8ff73f xfs: Add pquota f... |
1479 |
* Create the three inodes, if they don't exist already. The changes |
1da177e4c Linux-2.6.12-rc2 |
1480 1481 1482 1483 1484 |
* made above will get added to a transaction and logged in one of * the qino_alloc calls below. If the device is readonly, * temporarily switch to read-write to do this. */ if (XFS_IS_UQUOTA_ON(mp) && uip == NULL) { |
113a56835 xfs: Code cleanup... |
1485 |
error = xfs_qm_qino_alloc(mp, &uip, |
113a56835 xfs: Code cleanup... |
1486 1487 1488 |
flags | XFS_QMOPT_UQUOTA); if (error) goto error_rele; |
1da177e4c Linux-2.6.12-rc2 |
1489 1490 1491 |
flags &= ~XFS_QMOPT_SBVERSION; } |
92f8ff73f xfs: Add pquota f... |
1492 |
if (XFS_IS_GQUOTA_ON(mp) && gip == NULL) { |
c8ad20ffe [XFS] Add support... |
1493 |
error = xfs_qm_qino_alloc(mp, &gip, |
92f8ff73f xfs: Add pquota f... |
1494 1495 1496 1497 1498 1499 1500 |
flags | XFS_QMOPT_GQUOTA); if (error) goto error_rele; flags &= ~XFS_QMOPT_SBVERSION; } if (XFS_IS_PQUOTA_ON(mp) && pip == NULL) { |
92f8ff73f xfs: Add pquota f... |
1501 |
error = xfs_qm_qino_alloc(mp, &pip, |
92f8ff73f xfs: Add pquota f... |
1502 |
flags | XFS_QMOPT_PQUOTA); |
113a56835 xfs: Code cleanup... |
1503 1504 |
if (error) goto error_rele; |
1da177e4c Linux-2.6.12-rc2 |
1505 |
} |
8a7b8a89a xfs: access quota... |
1506 1507 |
mp->m_quotainfo->qi_uquotaip = uip; mp->m_quotainfo->qi_gquotaip = gip; |
92f8ff73f xfs: Add pquota f... |
1508 |
mp->m_quotainfo->qi_pquotaip = pip; |
1da177e4c Linux-2.6.12-rc2 |
1509 |
|
014c2544e return statement ... |
1510 |
return 0; |
113a56835 xfs: Code cleanup... |
1511 1512 1513 |
error_rele: if (uip) |
44a8736bd xfs: clean up IRE... |
1514 |
xfs_irele(uip); |
113a56835 xfs: Code cleanup... |
1515 |
if (gip) |
44a8736bd xfs: clean up IRE... |
1516 |
xfs_irele(gip); |
92f8ff73f xfs: Add pquota f... |
1517 |
if (pip) |
44a8736bd xfs: clean up IRE... |
1518 |
xfs_irele(pip); |
b474c7ae4 xfs: Nuke XFS_ERR... |
1519 |
return error; |
1da177e4c Linux-2.6.12-rc2 |
1520 |
} |
92b2e5b31 xfs: use a normal... |
1521 |
STATIC void |
3a3882ff2 xfs: quota: check... |
1522 |
xfs_qm_destroy_quotainos( |
c072fbefe xfs: remove the x... |
1523 |
struct xfs_quotainfo *qi) |
3a3882ff2 xfs: quota: check... |
1524 1525 |
{ if (qi->qi_uquotaip) { |
44a8736bd xfs: clean up IRE... |
1526 |
xfs_irele(qi->qi_uquotaip); |
3a3882ff2 xfs: quota: check... |
1527 1528 1529 |
qi->qi_uquotaip = NULL; /* paranoia */ } if (qi->qi_gquotaip) { |
44a8736bd xfs: clean up IRE... |
1530 |
xfs_irele(qi->qi_gquotaip); |
3a3882ff2 xfs: quota: check... |
1531 1532 1533 |
qi->qi_gquotaip = NULL; } if (qi->qi_pquotaip) { |
44a8736bd xfs: clean up IRE... |
1534 |
xfs_irele(qi->qi_pquotaip); |
3a3882ff2 xfs: quota: check... |
1535 1536 1537 1538 1539 |
qi->qi_pquotaip = NULL; } } STATIC void |
92b2e5b31 xfs: use a normal... |
1540 1541 1542 1543 1544 |
xfs_qm_dqfree_one( struct xfs_dquot *dqp) { struct xfs_mount *mp = dqp->q_mount; struct xfs_quotainfo *qi = mp->m_quotainfo; |
1da177e4c Linux-2.6.12-rc2 |
1545 |
|
9f920f116 xfs: use per-file... |
1546 |
mutex_lock(&qi->qi_tree_lock); |
51dbb1be5 xfs: remove qcore... |
1547 |
radix_tree_delete(xfs_dquot_tree(qi, xfs_dquot_type(dqp)), dqp->q_id); |
368e13617 xfs: remove dupli... |
1548 |
|
92b2e5b31 xfs: use a normal... |
1549 |
qi->qi_dquots--; |
b84a3a967 xfs: remove the p... |
1550 |
mutex_unlock(&qi->qi_tree_lock); |
92b2e5b31 xfs: use a normal... |
1551 1552 1553 |
xfs_qm_dqdestroy(dqp); } |
1da177e4c Linux-2.6.12-rc2 |
1554 1555 1556 1557 |
/* --------------- utility functions for vnodeops ---------------- */ /* |
6c77b0ea1 xfs: remove xfs_c... |
1558 |
* Given an inode, a uid, gid and prid make sure that we have |
1da177e4c Linux-2.6.12-rc2 |
1559 1560 1561 1562 1563 1564 1565 1566 1567 1568 |
* allocated relevant dquot(s) on disk, and that we won't exceed inode * quotas by creating this file. * This also attaches dquot(s) to the given inode after locking it, * and returns the dquots corresponding to the uid and/or gid. * * in : inode (unlocked) * out : udquot, gdquot with references taken and unlocked */ int xfs_qm_vop_dqalloc( |
7d095257e xfs: kill xfs_qmops |
1569 |
struct xfs_inode *ip, |
542951592 xfs: remove the i... |
1570 1571 |
kuid_t uid, kgid_t gid, |
7d095257e xfs: kill xfs_qmops |
1572 1573 1574 |
prid_t prid, uint flags, struct xfs_dquot **O_udqpp, |
92f8ff73f xfs: Add pquota f... |
1575 1576 |
struct xfs_dquot **O_gdqpp, struct xfs_dquot **O_pdqpp) |
1da177e4c Linux-2.6.12-rc2 |
1577 |
{ |
7d095257e xfs: kill xfs_qmops |
1578 |
struct xfs_mount *mp = ip->i_mount; |
542951592 xfs: remove the i... |
1579 |
struct inode *inode = VFS_I(ip); |
ba8adad5d xfs: remove the k... |
1580 |
struct user_namespace *user_ns = inode->i_sb->s_user_ns; |
113a56835 xfs: Code cleanup... |
1581 1582 |
struct xfs_dquot *uq = NULL; struct xfs_dquot *gq = NULL; |
92f8ff73f xfs: Add pquota f... |
1583 |
struct xfs_dquot *pq = NULL; |
7d095257e xfs: kill xfs_qmops |
1584 1585 |
int error; uint lockflags; |
1da177e4c Linux-2.6.12-rc2 |
1586 |
|
7d095257e xfs: kill xfs_qmops |
1587 |
if (!XFS_IS_QUOTA_RUNNING(mp) || !XFS_IS_QUOTA_ON(mp)) |
1da177e4c Linux-2.6.12-rc2 |
1588 1589 1590 1591 |
return 0; lockflags = XFS_ILOCK_EXCL; xfs_ilock(ip, lockflags); |
bd186aa90 [XFS] kill the vf... |
1592 |
if ((flags & XFS_QMOPT_INHERIT) && XFS_INHERIT_GID(ip)) |
542951592 xfs: remove the i... |
1593 |
gid = inode->i_gid; |
1da177e4c Linux-2.6.12-rc2 |
1594 1595 1596 1597 1598 1599 |
/* * Attach the dquot(s) to this inode, doing a dquot allocation * if necessary. The dquot(s) will not be locked. */ if (XFS_NOT_DQATTACHED(mp, ip)) { |
4882c19d2 xfs: split out dq... |
1600 |
error = xfs_qm_dqattach_locked(ip, true); |
7d095257e xfs: kill xfs_qmops |
1601 |
if (error) { |
1da177e4c Linux-2.6.12-rc2 |
1602 |
xfs_iunlock(ip, lockflags); |
014c2544e return statement ... |
1603 |
return error; |
1da177e4c Linux-2.6.12-rc2 |
1604 1605 |
} } |
c8ad20ffe [XFS] Add support... |
1606 |
if ((flags & XFS_QMOPT_UQUOTA) && XFS_IS_UQUOTA_ON(mp)) { |
97611f936 xfs: do the ASSER... |
1607 |
ASSERT(O_udqpp); |
542951592 xfs: remove the i... |
1608 |
if (!uid_eq(inode->i_uid, uid)) { |
1da177e4c Linux-2.6.12-rc2 |
1609 1610 1611 1612 1613 1614 1615 1616 1617 1618 |
/* * What we need is the dquot that has this uid, and * if we send the inode to dqget, the uid of the inode * takes priority over what's sent in the uid argument. * We must unlock inode here before calling dqget if * we're not sending the inode, because otherwise * we'll deadlock by doing trans_reserve while * holding ilock. */ xfs_iunlock(ip, lockflags); |
ba8adad5d xfs: remove the k... |
1619 |
error = xfs_qm_dqget(mp, from_kuid(user_ns, uid), |
8cd4901da xfs: rename XFS_D... |
1620 |
XFS_DQTYPE_USER, true, &uq); |
113a56835 xfs: Code cleanup... |
1621 |
if (error) { |
2451337dd xfs: global error... |
1622 |
ASSERT(error != -ENOENT); |
014c2544e return statement ... |
1623 |
return error; |
1da177e4c Linux-2.6.12-rc2 |
1624 1625 1626 1627 1628 1629 1630 1631 1632 1633 1634 1635 1636 |
} /* * Get the ilock in the right order. */ xfs_dqunlock(uq); lockflags = XFS_ILOCK_SHARED; xfs_ilock(ip, lockflags); } else { /* * Take an extra reference, because we'll return * this to caller */ ASSERT(ip->i_udquot); |
78e55892d xfs: add a xfs_dq... |
1637 |
uq = xfs_qm_dqhold(ip->i_udquot); |
1da177e4c Linux-2.6.12-rc2 |
1638 1639 |
} } |
c8ad20ffe [XFS] Add support... |
1640 |
if ((flags & XFS_QMOPT_GQUOTA) && XFS_IS_GQUOTA_ON(mp)) { |
97611f936 xfs: do the ASSER... |
1641 |
ASSERT(O_gdqpp); |
542951592 xfs: remove the i... |
1642 |
if (!gid_eq(inode->i_gid, gid)) { |
1da177e4c Linux-2.6.12-rc2 |
1643 |
xfs_iunlock(ip, lockflags); |
ba8adad5d xfs: remove the k... |
1644 |
error = xfs_qm_dqget(mp, from_kgid(user_ns, gid), |
8cd4901da xfs: rename XFS_D... |
1645 |
XFS_DQTYPE_GROUP, true, &gq); |
113a56835 xfs: Code cleanup... |
1646 |
if (error) { |
2451337dd xfs: global error... |
1647 |
ASSERT(error != -ENOENT); |
113a56835 xfs: Code cleanup... |
1648 |
goto error_rele; |
1da177e4c Linux-2.6.12-rc2 |
1649 1650 1651 1652 1653 1654 |
} xfs_dqunlock(gq); lockflags = XFS_ILOCK_SHARED; xfs_ilock(ip, lockflags); } else { ASSERT(ip->i_gdquot); |
78e55892d xfs: add a xfs_dq... |
1655 |
gq = xfs_qm_dqhold(ip->i_gdquot); |
1da177e4c Linux-2.6.12-rc2 |
1656 |
} |
92f8ff73f xfs: Add pquota f... |
1657 1658 |
} if ((flags & XFS_QMOPT_PQUOTA) && XFS_IS_PQUOTA_ON(mp)) { |
97611f936 xfs: do the ASSER... |
1659 |
ASSERT(O_pdqpp); |
de7a866fd xfs: merge the pr... |
1660 |
if (ip->i_d.di_projid != prid) { |
c8ad20ffe [XFS] Add support... |
1661 |
xfs_iunlock(ip, lockflags); |
5aff6750d xfs: remove the u... |
1662 |
error = xfs_qm_dqget(mp, prid, |
8cd4901da xfs: rename XFS_D... |
1663 |
XFS_DQTYPE_PROJ, true, &pq); |
113a56835 xfs: Code cleanup... |
1664 |
if (error) { |
2451337dd xfs: global error... |
1665 |
ASSERT(error != -ENOENT); |
113a56835 xfs: Code cleanup... |
1666 |
goto error_rele; |
c8ad20ffe [XFS] Add support... |
1667 |
} |
92f8ff73f xfs: Add pquota f... |
1668 |
xfs_dqunlock(pq); |
c8ad20ffe [XFS] Add support... |
1669 1670 1671 |
lockflags = XFS_ILOCK_SHARED; xfs_ilock(ip, lockflags); } else { |
92f8ff73f xfs: Add pquota f... |
1672 1673 |
ASSERT(ip->i_pdquot); pq = xfs_qm_dqhold(ip->i_pdquot); |
c8ad20ffe [XFS] Add support... |
1674 |
} |
1da177e4c Linux-2.6.12-rc2 |
1675 |
} |
c140735bb xfs: trace quota ... |
1676 |
trace_xfs_dquot_dqalloc(ip); |
1da177e4c Linux-2.6.12-rc2 |
1677 1678 1679 1680 |
xfs_iunlock(ip, lockflags); if (O_udqpp) *O_udqpp = uq; |
d2a5e3c6f xfs: remove unnec... |
1681 |
else |
1da177e4c Linux-2.6.12-rc2 |
1682 1683 1684 |
xfs_qm_dqrele(uq); if (O_gdqpp) *O_gdqpp = gq; |
d2a5e3c6f xfs: remove unnec... |
1685 |
else |
1da177e4c Linux-2.6.12-rc2 |
1686 |
xfs_qm_dqrele(gq); |
92f8ff73f xfs: Add pquota f... |
1687 1688 |
if (O_pdqpp) *O_pdqpp = pq; |
d2a5e3c6f xfs: remove unnec... |
1689 |
else |
92f8ff73f xfs: Add pquota f... |
1690 |
xfs_qm_dqrele(pq); |
014c2544e return statement ... |
1691 |
return 0; |
113a56835 xfs: Code cleanup... |
1692 1693 |
error_rele: |
d2a5e3c6f xfs: remove unnec... |
1694 1695 |
xfs_qm_dqrele(gq); xfs_qm_dqrele(uq); |
113a56835 xfs: Code cleanup... |
1696 |
return error; |
1da177e4c Linux-2.6.12-rc2 |
1697 1698 1699 1700 1701 1702 |
} /* * Actually transfer ownership, and do dquot modifications. * These were already reserved. */ |
aefe69a45 xfs: remove the x... |
1703 |
struct xfs_dquot * |
1da177e4c Linux-2.6.12-rc2 |
1704 |
xfs_qm_vop_chown( |
aefe69a45 xfs: remove the x... |
1705 1706 1707 1708 |
struct xfs_trans *tp, struct xfs_inode *ip, struct xfs_dquot **IO_olddq, struct xfs_dquot *newdq) |
1da177e4c Linux-2.6.12-rc2 |
1709 |
{ |
aefe69a45 xfs: remove the x... |
1710 |
struct xfs_dquot *prevdq; |
06d10dd9c [XFS] Merge fixes... |
1711 1712 |
uint bfield = XFS_IS_REALTIME_INODE(ip) ? XFS_TRANS_DQ_RTBCOUNT : XFS_TRANS_DQ_BCOUNT; |
7d095257e xfs: kill xfs_qmops |
1713 |
|
579aa9caf [XFS] shrink mrlo... |
1714 |
ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL)); |
1da177e4c Linux-2.6.12-rc2 |
1715 1716 1717 1718 1719 1720 |
ASSERT(XFS_IS_QUOTA_RUNNING(ip->i_mount)); /* old dquot */ prevdq = *IO_olddq; ASSERT(prevdq); ASSERT(prevdq != newdq); |
06d10dd9c [XFS] Merge fixes... |
1721 1722 |
xfs_trans_mod_dquot(tp, prevdq, bfield, -(ip->i_d.di_nblocks)); xfs_trans_mod_dquot(tp, prevdq, XFS_TRANS_DQ_ICOUNT, -1); |
1da177e4c Linux-2.6.12-rc2 |
1723 1724 |
/* the sparkling new dquot */ |
06d10dd9c [XFS] Merge fixes... |
1725 1726 |
xfs_trans_mod_dquot(tp, newdq, bfield, ip->i_d.di_nblocks); xfs_trans_mod_dquot(tp, newdq, XFS_TRANS_DQ_ICOUNT, 1); |
1da177e4c Linux-2.6.12-rc2 |
1727 1728 |
/* |
78e55892d xfs: add a xfs_dq... |
1729 1730 |
* Take an extra reference, because the inode is going to keep * this dquot pointer even after the trans_commit. |
1da177e4c Linux-2.6.12-rc2 |
1731 |
*/ |
78e55892d xfs: add a xfs_dq... |
1732 |
*IO_olddq = xfs_qm_dqhold(newdq); |
1da177e4c Linux-2.6.12-rc2 |
1733 |
|
014c2544e return statement ... |
1734 |
return prevdq; |
1da177e4c Linux-2.6.12-rc2 |
1735 1736 1737 |
} /* |
c8ad20ffe [XFS] Add support... |
1738 |
* Quota reservations for setattr(AT_UID|AT_GID|AT_PROJID). |
1da177e4c Linux-2.6.12-rc2 |
1739 1740 1741 |
*/ int xfs_qm_vop_chown_reserve( |
113a56835 xfs: Code cleanup... |
1742 1743 1744 1745 |
struct xfs_trans *tp, struct xfs_inode *ip, struct xfs_dquot *udqp, struct xfs_dquot *gdqp, |
92f8ff73f xfs: Add pquota f... |
1746 |
struct xfs_dquot *pdqp, |
113a56835 xfs: Code cleanup... |
1747 |
uint flags) |
1da177e4c Linux-2.6.12-rc2 |
1748 |
{ |
113a56835 xfs: Code cleanup... |
1749 |
struct xfs_mount *mp = ip->i_mount; |
394aafdc1 xfs: widen inode ... |
1750 |
uint64_t delblks; |
dcf1ccc99 xfs: always retur... |
1751 |
unsigned int blkflags; |
113a56835 xfs: Code cleanup... |
1752 1753 |
struct xfs_dquot *udq_unres = NULL; struct xfs_dquot *gdq_unres = NULL; |
92f8ff73f xfs: Add pquota f... |
1754 |
struct xfs_dquot *pdq_unres = NULL; |
113a56835 xfs: Code cleanup... |
1755 1756 |
struct xfs_dquot *udq_delblks = NULL; struct xfs_dquot *gdq_delblks = NULL; |
92f8ff73f xfs: Add pquota f... |
1757 |
struct xfs_dquot *pdq_delblks = NULL; |
113a56835 xfs: Code cleanup... |
1758 |
int error; |
7d095257e xfs: kill xfs_qmops |
1759 |
|
1da177e4c Linux-2.6.12-rc2 |
1760 |
|
579aa9caf [XFS] shrink mrlo... |
1761 |
ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL|XFS_ILOCK_SHARED)); |
1da177e4c Linux-2.6.12-rc2 |
1762 1763 1764 |
ASSERT(XFS_IS_QUOTA_RUNNING(mp)); delblks = ip->i_delayed_blks; |
06d10dd9c [XFS] Merge fixes... |
1765 1766 |
blkflags = XFS_IS_REALTIME_INODE(ip) ? XFS_QMOPT_RES_RTBLKS : XFS_QMOPT_RES_REGBLKS; |
1da177e4c Linux-2.6.12-rc2 |
1767 1768 |
if (XFS_IS_UQUOTA_ON(mp) && udqp && |
c51df7334 xfs: stop using q... |
1769 |
i_uid_read(VFS_I(ip)) != udqp->q_id) { |
113a56835 xfs: Code cleanup... |
1770 |
udq_delblks = udqp; |
1da177e4c Linux-2.6.12-rc2 |
1771 1772 1773 1774 1775 1776 1777 |
/* * If there are delayed allocation blocks, then we have to * unreserve those from the old dquot, and add them to the * new dquot. */ if (delblks) { ASSERT(ip->i_udquot); |
113a56835 xfs: Code cleanup... |
1778 |
udq_unres = ip->i_udquot; |
1da177e4c Linux-2.6.12-rc2 |
1779 1780 |
} } |
92f8ff73f xfs: Add pquota f... |
1781 |
if (XFS_IS_GQUOTA_ON(ip->i_mount) && gdqp && |
c51df7334 xfs: stop using q... |
1782 |
i_gid_read(VFS_I(ip)) != gdqp->q_id) { |
92f8ff73f xfs: Add pquota f... |
1783 1784 1785 1786 1787 1788 1789 1790 |
gdq_delblks = gdqp; if (delblks) { ASSERT(ip->i_gdquot); gdq_unres = ip->i_gdquot; } } if (XFS_IS_PQUOTA_ON(ip->i_mount) && pdqp && |
c51df7334 xfs: stop using q... |
1791 |
ip->i_d.di_projid != pdqp->q_id) { |
92f8ff73f xfs: Add pquota f... |
1792 1793 1794 1795 |
pdq_delblks = pdqp; if (delblks) { ASSERT(ip->i_pdquot); pdq_unres = ip->i_pdquot; |
1da177e4c Linux-2.6.12-rc2 |
1796 1797 |
} } |
113a56835 xfs: Code cleanup... |
1798 |
error = xfs_trans_reserve_quota_bydquots(tp, ip->i_mount, |
92f8ff73f xfs: Add pquota f... |
1799 |
udq_delblks, gdq_delblks, pdq_delblks, |
dcf1ccc99 xfs: always retur... |
1800 |
ip->i_d.di_nblocks, 1, flags | blkflags); |
113a56835 xfs: Code cleanup... |
1801 1802 |
if (error) return error; |
1da177e4c Linux-2.6.12-rc2 |
1803 1804 1805 1806 1807 1808 1809 1810 1811 1812 1813 |
/* * Do the delayed blks reservations/unreservations now. Since, these * are done without the help of a transaction, if a reservation fails * its previous reservations won't be automatically undone by trans * code. So, we have to do it manually here. */ if (delblks) { /* * Do the reservations first. Unreservation can't fail. */ |
92f8ff73f xfs: Add pquota f... |
1814 1815 |
ASSERT(udq_delblks || gdq_delblks || pdq_delblks); ASSERT(udq_unres || gdq_unres || pdq_unres); |
113a56835 xfs: Code cleanup... |
1816 |
error = xfs_trans_reserve_quota_bydquots(NULL, ip->i_mount, |
92f8ff73f xfs: Add pquota f... |
1817 |
udq_delblks, gdq_delblks, pdq_delblks, |
dcf1ccc99 xfs: always retur... |
1818 |
(xfs_qcnt_t)delblks, 0, flags | blkflags); |
113a56835 xfs: Code cleanup... |
1819 1820 |
if (error) return error; |
1da177e4c Linux-2.6.12-rc2 |
1821 |
xfs_trans_reserve_quota_bydquots(NULL, ip->i_mount, |
92f8ff73f xfs: Add pquota f... |
1822 1823 |
udq_unres, gdq_unres, pdq_unres, -((xfs_qcnt_t)delblks), 0, blkflags); |
1da177e4c Linux-2.6.12-rc2 |
1824 |
} |
d99831ff3 xfs: return is no... |
1825 |
return 0; |
1da177e4c Linux-2.6.12-rc2 |
1826 1827 1828 1829 |
} int xfs_qm_vop_rename_dqattach( |
7d095257e xfs: kill xfs_qmops |
1830 |
struct xfs_inode **i_tab) |
1da177e4c Linux-2.6.12-rc2 |
1831 |
{ |
7d095257e xfs: kill xfs_qmops |
1832 1833 |
struct xfs_mount *mp = i_tab[0]->i_mount; int i; |
1da177e4c Linux-2.6.12-rc2 |
1834 |
|
7d095257e xfs: kill xfs_qmops |
1835 |
if (!XFS_IS_QUOTA_RUNNING(mp) || !XFS_IS_QUOTA_ON(mp)) |
014c2544e return statement ... |
1836 |
return 0; |
1da177e4c Linux-2.6.12-rc2 |
1837 |
|
7d095257e xfs: kill xfs_qmops |
1838 1839 1840 |
for (i = 0; (i < 4 && i_tab[i]); i++) { struct xfs_inode *ip = i_tab[i]; int error; |
1da177e4c Linux-2.6.12-rc2 |
1841 1842 1843 |
/* * Watch out for duplicate entries in the table. */ |
7d095257e xfs: kill xfs_qmops |
1844 1845 |
if (i == 0 || ip != i_tab[i-1]) { if (XFS_NOT_DQATTACHED(mp, ip)) { |
c14cfccab xfs: remove unnec... |
1846 |
error = xfs_qm_dqattach(ip); |
1da177e4c Linux-2.6.12-rc2 |
1847 |
if (error) |
014c2544e return statement ... |
1848 |
return error; |
1da177e4c Linux-2.6.12-rc2 |
1849 1850 1851 |
} } } |
014c2544e return statement ... |
1852 |
return 0; |
1da177e4c Linux-2.6.12-rc2 |
1853 1854 1855 |
} void |
7d095257e xfs: kill xfs_qmops |
1856 1857 1858 1859 |
xfs_qm_vop_create_dqattach( struct xfs_trans *tp, struct xfs_inode *ip, struct xfs_dquot *udqp, |
92f8ff73f xfs: Add pquota f... |
1860 1861 |
struct xfs_dquot *gdqp, struct xfs_dquot *pdqp) |
1da177e4c Linux-2.6.12-rc2 |
1862 |
{ |
7d095257e xfs: kill xfs_qmops |
1863 1864 1865 |
struct xfs_mount *mp = tp->t_mountp; if (!XFS_IS_QUOTA_RUNNING(mp) || !XFS_IS_QUOTA_ON(mp)) |
1da177e4c Linux-2.6.12-rc2 |
1866 |
return; |
579aa9caf [XFS] shrink mrlo... |
1867 |
ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL)); |
1da177e4c Linux-2.6.12-rc2 |
1868 |
|
37eb9706e xfs: fix false as... |
1869 |
if (udqp && XFS_IS_UQUOTA_ON(mp)) { |
1da177e4c Linux-2.6.12-rc2 |
1870 |
ASSERT(ip->i_udquot == NULL); |
c51df7334 xfs: stop using q... |
1871 |
ASSERT(i_uid_read(VFS_I(ip)) == udqp->q_id); |
78e55892d xfs: add a xfs_dq... |
1872 1873 |
ip->i_udquot = xfs_qm_dqhold(udqp); |
1da177e4c Linux-2.6.12-rc2 |
1874 1875 |
xfs_trans_mod_dquot(tp, udqp, XFS_TRANS_DQ_ICOUNT, 1); } |
37eb9706e xfs: fix false as... |
1876 |
if (gdqp && XFS_IS_GQUOTA_ON(mp)) { |
1da177e4c Linux-2.6.12-rc2 |
1877 |
ASSERT(ip->i_gdquot == NULL); |
c51df7334 xfs: stop using q... |
1878 |
ASSERT(i_gid_read(VFS_I(ip)) == gdqp->q_id); |
542951592 xfs: remove the i... |
1879 |
|
78e55892d xfs: add a xfs_dq... |
1880 |
ip->i_gdquot = xfs_qm_dqhold(gdqp); |
1da177e4c Linux-2.6.12-rc2 |
1881 1882 |
xfs_trans_mod_dquot(tp, gdqp, XFS_TRANS_DQ_ICOUNT, 1); } |
37eb9706e xfs: fix false as... |
1883 |
if (pdqp && XFS_IS_PQUOTA_ON(mp)) { |
92f8ff73f xfs: Add pquota f... |
1884 |
ASSERT(ip->i_pdquot == NULL); |
c51df7334 xfs: stop using q... |
1885 |
ASSERT(ip->i_d.di_projid == pdqp->q_id); |
92f8ff73f xfs: Add pquota f... |
1886 1887 1888 1889 |
ip->i_pdquot = xfs_qm_dqhold(pdqp); xfs_trans_mod_dquot(tp, pdqp, XFS_TRANS_DQ_ICOUNT, 1); } |
1da177e4c Linux-2.6.12-rc2 |
1890 |
} |