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gfs2: When gfs2_dirty_inode gets a glock error, dump the glock 

Before this patch, if function gfs2_dirty_inode got an error when
trying to lock the inode glock, it complained, but it didn't say
what glock or inode had the problem.

In this case, it almost always means that dinode_in found an error
with the dinode in the file system. So it makes sense to dump the
glock, which tells us the location of the dinode in the file system.
That will allow us to analyze the corruption from the metadata.

Signed-off-by: Bob Peterson <rpeterso@redhat.com>
Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
This commit is contained in:
Bob Peterson 2020-07-30 12:31:38 -05:00 committed by Andreas Gruenbacher
parent 70499cdfeb
commit e28c02b94f
1 changed files with 1 additions and 0 deletions
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1
fs/gfs2/super.c
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@ -566,6 +566,7 @@ static void gfs2_dirty_inode(struct inode *inode, int flags)
ret = gfs2_glock_nq_init(ip->i_gl, LM_ST_EXCLUSIVE, 0, &gh);
if (ret) {
fs_err(sdp, "dirty_inode: glock %d\n", ret);
gfs2_dump_glock(NULL, ip->i_gl, true);
return;
}
need_unlock = 1;