diff options
| author | Chao Yu <chao@kernel.org> | 2023-02-07 14:48:08 +0100 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2023-02-09 18:17:30 +0100 |
| commit | 269d119481008cd725ce32553332593c0ecfc91c (patch) | |
| tree | f7fbbfb1a263d5215d77b31accb3084143758d67 /fs/f2fs/extent_cache.c | |
| parent | f2fs: add missing description for ipu_policy node (diff) | |
| download | linux-269d119481008cd725ce32553332593c0ecfc91c.tar.xz linux-269d119481008cd725ce32553332593c0ecfc91c.zip | |
f2fs: fix to do sanity check on extent cache correctly
In do_read_inode(), sanity check for extent cache should be called after
f2fs_init_read_extent_tree(), fix it.
Fixes: 72840cccc0a1 ("f2fs: allocate the extent_cache by default")
Signed-off-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/extent_cache.c')
| -rw-r--r-- | fs/f2fs/extent_cache.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/fs/f2fs/extent_cache.c b/fs/f2fs/extent_cache.c index 8d922c592dae..28b12553f2b3 100644 --- a/fs/f2fs/extent_cache.c +++ b/fs/f2fs/extent_cache.c @@ -19,6 +19,31 @@ #include "node.h" #include <trace/events/f2fs.h> +bool sanity_check_extent_cache(struct inode *inode) +{ + struct f2fs_sb_info *sbi = F2FS_I_SB(inode); + struct f2fs_inode_info *fi = F2FS_I(inode); + struct extent_info *ei; + + if (!fi->extent_tree[EX_READ]) + return true; + + ei = &fi->extent_tree[EX_READ]->largest; + + if (ei->len && + (!f2fs_is_valid_blkaddr(sbi, ei->blk, + DATA_GENERIC_ENHANCE) || + !f2fs_is_valid_blkaddr(sbi, ei->blk + ei->len - 1, + DATA_GENERIC_ENHANCE))) { + set_sbi_flag(sbi, SBI_NEED_FSCK); + f2fs_warn(sbi, "%s: inode (ino=%lx) extent info [%u, %u, %u] is incorrect, run fsck to fix", + __func__, inode->i_ino, + ei->blk, ei->fofs, ei->len); + return false; + } + return true; +} + static void __set_extent_info(struct extent_info *ei, unsigned int fofs, unsigned int len, block_t blk, bool keep_clen, |