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| author | Vasily Averin <vvs@sw.ru> | 2007-07-15 23:40:45 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-16 09:05:46 -0700 |
| commit | 9f7dd93de07420b423336d5d0028959e94778ddb (patch) | |
| tree | a2255d5c1f28bc8defdd7103a95689c706d08a1d /fs | |
| parent | dcae56ea661e13d8f904b584bbe4c1e50c7ee548 (diff) | |
| download | op-kernel-dev-9f7dd93de07420b423336d5d0028959e94778ddb.zip op-kernel-dev-9f7dd93de07420b423336d5d0028959e94778ddb.tar.gz | |
ext3/ext4: orphan list check on destroy_inode
Customers claims to ext3-related errors, investigation showed that ext3
orphan list has been corrupted and have the reference to non-ext3 inode.
The following debug helps to understand the reasons of this issue.
[akpm@linux-foundation.org: update for print_hex_dump() changes]
Signed-off-by: Vasily Averin <vvs@sw.ru>
Cc: "Randy.Dunlap" <rdunlap@xenotime.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/ext3/super.c | 8 | ||||
| -rw-r--r-- | fs/ext4/super.c | 8 |
2 files changed, 16 insertions, 0 deletions
diff --git a/fs/ext3/super.c b/fs/ext3/super.c index 6e30629..6ee4a95 100644 --- a/fs/ext3/super.c +++ b/fs/ext3/super.c @@ -459,6 +459,14 @@ static struct inode *ext3_alloc_inode(struct super_block *sb) static void ext3_destroy_inode(struct inode *inode) { + if (!list_empty(&(EXT3_I(inode)->i_orphan))) { + printk("EXT3 Inode %p: orphan list check failed!\n", + EXT3_I(inode)); + print_hex_dump(KERN_INFO, "", DUMP_PREFIX_ADDRESS, 16, 4, + EXT3_I(inode), sizeof(struct ext3_inode_info), + false); + dump_stack(); + } kmem_cache_free(ext3_inode_cachep, EXT3_I(inode)); } diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 175b68c..6768c5a 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -510,6 +510,14 @@ static struct inode *ext4_alloc_inode(struct super_block *sb) static void ext4_destroy_inode(struct inode *inode) { + if (!list_empty(&(EXT4_I(inode)->i_orphan))) { + printk("EXT4 Inode %p: orphan list check failed!\n", + EXT4_I(inode)); + print_hex_dump(KERN_INFO, "", DUMP_PREFIX_ADDRESS, 16, 4, + EXT4_I(inode), sizeof(struct ext4_inode_info), + true); + dump_stack(); + } kmem_cache_free(ext4_inode_cachep, EXT4_I(inode)); } |
