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fs/efs/file.c
1.16 KB
1da177e4c Linux-2.6.12-rc2 |
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/* * file.c * * Copyright (c) 1999 Al Smith * * Portions derived from work (c) 1995,1996 Christian Vogelgsang. */ #include <linux/buffer_head.h> |
45254b4fb efs: move headers... |
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#include "efs.h" |
1da177e4c Linux-2.6.12-rc2 |
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int efs_get_block(struct inode *inode, sector_t iblock, struct buffer_head *bh_result, int create) { int error = -EROFS; long phys; if (create) return error; if (iblock >= inode->i_blocks) { #ifdef DEBUG /* * i have no idea why this happens as often as it does */ printk(KERN_WARNING "EFS: bmap(): block %d >= %ld (filesize %ld) ", block, inode->i_blocks, inode->i_size); #endif return 0; } phys = efs_map_block(inode, iblock); if (phys) map_bh(bh_result, inode->i_sb, phys); return 0; } int efs_bmap(struct inode *inode, efs_block_t block) { if (block < 0) { printk(KERN_WARNING "EFS: bmap(): block < 0 "); return 0; } /* are we about to read past the end of a file ? */ if (!(block < inode->i_blocks)) { #ifdef DEBUG /* * i have no idea why this happens as often as it does */ printk(KERN_WARNING "EFS: bmap(): block %d >= %ld (filesize %ld) ", block, inode->i_blocks, inode->i_size); #endif return 0; } return efs_map_block(inode, block); } |