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| author | Theodore Ts'o <tytso@mit.edu> | 2013-08-16 21:21:41 -0400 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2013-08-16 21:21:41 -0400 |
| commit | c349179b4808f7c8e1ff1b4dd967c047eefd24bc (patch) | |
| tree | 39b7286f02be7df26c6140ae1bec8c520ec23e33 | |
| parent | 7d7ea89e756ea18a3b08cd396e2a4c0c12d473a8 (diff) | |
| download | linux-stable-c349179b4808f7c8e1ff1b4dd967c047eefd24bc.tar.gz linux-stable-c349179b4808f7c8e1ff1b4dd967c047eefd24bc.tar.bz2 linux-stable-c349179b4808f7c8e1ff1b4dd967c047eefd24bc.zip | |
ext4: print the block number of invalid extent tree blocks
When we find an invalid extent tree block, report the block number of
the bad block for debugging purposes.
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Reviewed-by: Zheng Liu <wenqing.lz@taobao.com>
| -rw-r--r-- | fs/ext4/extents.c | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c index a40be59ddce6..6e7b7d928f4a 100644 --- a/fs/ext4/extents.c +++ b/fs/ext4/extents.c @@ -407,7 +407,7 @@ static int ext4_valid_extent_entries(struct inode *inode, static int __ext4_ext_check(const char *function, unsigned int line, struct inode *inode, struct ext4_extent_header *eh, - int depth) + int depth, ext4_fsblk_t pblk) { const char *error_msg; int max = 0; @@ -447,21 +447,21 @@ static int __ext4_ext_check(const char *function, unsigned int line, corrupted: ext4_error_inode(inode, function, line, 0, - "bad header/extent: %s - magic %x, " - "entries %u, max %u(%u), depth %u(%u)", - error_msg, le16_to_cpu(eh->eh_magic), - le16_to_cpu(eh->eh_entries), le16_to_cpu(eh->eh_max), - max, le16_to_cpu(eh->eh_depth), depth); - + "pblk %llu bad header/extent: %s - magic %x, " + "entries %u, max %u(%u), depth %u(%u)", + (unsigned long long) pblk, error_msg, + le16_to_cpu(eh->eh_magic), + le16_to_cpu(eh->eh_entries), le16_to_cpu(eh->eh_max), + max, le16_to_cpu(eh->eh_depth), depth); return -EIO; } -#define ext4_ext_check(inode, eh, depth) \ - __ext4_ext_check(__func__, __LINE__, inode, eh, depth) +#define ext4_ext_check(inode, eh, depth, pblk) \ + __ext4_ext_check(__func__, __LINE__, (inode), (eh), (depth), (pblk)) int ext4_ext_check_inode(struct inode *inode) { - return ext4_ext_check(inode, ext_inode_hdr(inode), ext_depth(inode)); + return ext4_ext_check(inode, ext_inode_hdr(inode), ext_depth(inode), 0); } static struct buffer_head * @@ -484,7 +484,7 @@ __read_extent_tree_block(const char *function, unsigned int line, if (buffer_verified(bh)) return bh; err = __ext4_ext_check(function, line, inode, - ext_block_hdr(bh), depth); + ext_block_hdr(bh), depth, pblk); if (err) goto errout; set_buffer_verified(bh); @@ -2775,7 +2775,7 @@ again: path[0].p_hdr = ext_inode_hdr(inode); i = 0; - if (ext4_ext_check(inode, path[0].p_hdr, depth)) { + if (ext4_ext_check(inode, path[0].p_hdr, depth, 0)) { err = -EIO; goto out; } |