diff options
| author | Theodore Ts'o <tytso@mit.edu> | 2009-09-08 08:21:26 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2009-12-14 08:06:28 -0800 |
| commit | 6758feb58f9c66dbbd8ef67543deb03311296f3a (patch) | |
| tree | 00b8a973f407bc1ba44350c3ba9fb089c6ca4483 /fs | |
| parent | f112250b558ed59538502992570272253b4ef129 (diff) | |
ext4: print more sysadmin-friendly message in check_block_validity()
(cherry picked from commit 80e42468d65475e92651e62175bb7807773321d0)
Drop the WARN_ON(1), as he stack trace is not appropriate, since it is
triggered by file system corruption, and it misleads users into
thinking there is a kernel bug. In addition, change the message
displayed by ext4_error() to make it clear that this is a file system
corruption problem.
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/ext4/inode.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index f15322d06c4..ac9b5a1225a 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -1122,16 +1122,15 @@ static void ext4_da_update_reserve_space(struct inode *inode, int used) ext4_discard_preallocations(inode); } -static int check_block_validity(struct inode *inode, sector_t logical, - sector_t phys, int len) +static int check_block_validity(struct inode *inode, const char *msg, + sector_t logical, sector_t phys, int len) { if (!ext4_data_block_valid(EXT4_SB(inode->i_sb), phys, len)) { - ext4_error(inode->i_sb, "check_block_validity", + ext4_error(inode->i_sb, msg, "inode #%lu logical block %llu mapped to %llu " "(size %d)", inode->i_ino, (unsigned long long) logical, (unsigned long long) phys, len); - WARN_ON(1); return -EIO; } return 0; @@ -1183,8 +1182,8 @@ int ext4_get_blocks(handle_t *handle, struct inode *inode, sector_t block, up_read((&EXT4_I(inode)->i_data_sem)); if (retval > 0 && buffer_mapped(bh)) { - int ret = check_block_validity(inode, block, - bh->b_blocknr, retval); + int ret = check_block_validity(inode, "file system corruption", + block, bh->b_blocknr, retval); if (ret != 0) return ret; } @@ -1265,8 +1264,9 @@ int ext4_get_blocks(handle_t *handle, struct inode *inode, sector_t block, up_write((&EXT4_I(inode)->i_data_sem)); if (retval > 0 && buffer_mapped(bh)) { - int ret = check_block_validity(inode, block, - bh->b_blocknr, retval); + int ret = check_block_validity(inode, "file system " + "corruption after allocation", + block, bh->b_blocknr, retval); if (ret != 0) return ret; } |