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| author | Roman Zippel <zippel@linux-m68k.org> | 2005-08-02 08:11:40 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-08-02 08:38:00 +0400 |
| commit | f76d28d235cf777dd2e1c1d48c16ee10c1d1587f (patch) | |
| tree | e0f47d7b83276d91298326eb818e3de7fa32a2f2 /fs/hfs/extent.c | |
| parent | 0072b1389c25355ccc01048114adb9652c13fd9f (diff) | |
| download | linux-f76d28d235cf777dd2e1c1d48c16ee10c1d1587f.tar.xz | |
[PATCH] hfs: don't dirty unchanged inode
If inode size hasn't changed, don't do anything further in truncate, which
also prevents a dirty inode, what might upset some readonly devices quite
badly.
Signed-off-by: Roman Zippel <zippel@linux-m68k.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'fs/hfs/extent.c')
| -rw-r--r-- | fs/hfs/extent.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/hfs/extent.c b/fs/hfs/extent.c index cbc8510ad222..5ea6b3d45eaa 100644 --- a/fs/hfs/extent.c +++ b/fs/hfs/extent.c @@ -482,7 +482,8 @@ void hfs_file_truncate(struct inode *inode) page_cache_release(page); mark_inode_dirty(inode); return; - } + } else if (inode->i_size == HFS_I(inode)->phys_size) + return; size = inode->i_size + HFS_SB(sb)->alloc_blksz - 1; blk_cnt = size / HFS_SB(sb)->alloc_blksz; alloc_cnt = HFS_I(inode)->alloc_blocks; |