]> git.proxmox.com Git - mirror_ubuntu-kernels.git/commit
ext3: avoid printk floods in the face of directory corruption
authorEric Sandeen <sandeen@redhat.com>
Sun, 19 Oct 2008 03:28:00 +0000 (20:28 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Mon, 20 Oct 2008 15:52:38 +0000 (08:52 -0700)
commitcdbf6dba28e8e6268c8420857696309470009fd9
treeab41f3c567a5e94f3c0e500ab796ad3bdd38806c
parent5ec8b75e3a2a94860ee99b5456fe1a963c8680e5
ext3: avoid printk floods in the face of directory corruption

A very large directory with many read failures (either due to storage
problems, or due to invalid size & blocks from corruption) will generate a
printk storm as the filesystem continues to try to read all the blocks.
This flood of messages can tie up the box until it is complete - which may
be a very long time, especially for very large corrupted values.

This is fixed by only reporting the corruption once each time we try to
read the directory.

Signed-off-by: Eric Sandeen <sandeen@redhat.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Cc: Eugene Teo <eugeneteo@kernel.sg>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
fs/ext3/dir.c