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17 May 2024, 09:02:56 UTC
Revision 5ef11eb0700f806c4671ba33e5befa784a2f70ef authored by Eric Sandeen on 19 February 2014, 04:39:35 UTC, committed by Dave Chinner on 19 February 2014, 04:39:35 UTC 
xfs: limit superblock corruption errors to actual corruption
 
Today, if

xfs_sb_read_verify
  xfs_sb_verify
    xfs_mount_validate_sb

detects superblock corruption, it'll be extremely noisy, dumping
2 stacks, 2 hexdumps, etc.

This is because we call XFS_CORRUPTION_ERROR in xfs_mount_validate_sb
as well as in xfs_sb_read_verify.

Also, *any* errors in xfs_mount_validate_sb which are not corruption
per se; things like too-big-blocksize, bad version, bad magic, v1 dirs,
rw-incompat etc - things which do not return EFSCORRUPTED - will
still do the whole XFS_CORRUPTION_ERROR spew when xfs_sb_read_verify
sees any error at all.  And it suggests to the user that they
should run xfs_repair, even if the root cause of the mount failure
is a simple incompatibility.

I'll submit that the probably-not-corrupted errors don't warrant
this much noise, so this patch removes the warning for anything
other than EFSCORRUPTED returns, and replaces the lower-level
XFS_CORRUPTION_ERROR with an xfs_notice().

Signed-off-by: Eric Sandeen <sandeen@redhat.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
1 parent daba542
History
Tip revision: 5ef11eb0700f806c4671ba33e5befa784a2f70ef authored by Eric Sandeen on 19 February 2014, 04:39:35 UTC
xfs: limit superblock corruption errors to actual corruption
Tip revision: 5ef11eb
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