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xfs: remove old and redundant comment in xfs_mount_validate_sb

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The error messages document the reason for the checks better than the comment
and the comments about volume mounts date back to Irix and so aren't relevant
any more. So just remove the old and redundant comment.

Signed-off-by: Wang Sheng-Hui <shhuiw@foxmail.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
This commit is contained in:
Wang Sheng-Hui 2015-02-24 10:15:04 +11:00 committed by Dave Chinner
parent fdadf2676a
commit dd5e71274a
1 changed files with 0 additions and 8 deletions
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8
fs/xfs/libxfs/xfs_sb.c
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@ -111,14 +111,6 @@ xfs_mount_validate_sb(
bool check_inprogress,
bool check_version)
{
/*
* If the log device and data device have the
* same device number, the log is internal.
* Consequently, the sb_logstart should be non-zero. If
* we have a zero sb_logstart in this case, we may be trying to mount
* a volume filesystem in a non-volume manner.
*/
if (sbp->sb_magicnum != XFS_SB_MAGIC) {
xfs_warn(mp, "bad magic number");
return -EWRONGFS;