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gfs2: Add gfs2_inode_lookup comment

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Add comment on when and why gfs2_cancel_delete_work() needs to be
skipped in gfs2_inode_lookup().

Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
This commit is contained in:
Andreas Gruenbacher 2022-12-04 12:51:55 +01:00
parent 3781ec9e09
commit 2ec750a01d
1 changed files with 5 additions and 0 deletions
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5
fs/gfs2/inode.c
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@ -142,6 +142,11 @@ struct inode *gfs2_inode_lookup(struct super_block *sb, unsigned int type,
if (unlikely(error))
goto fail;
/*
* The only caller that sets @blktype to GFS2_BLKST_UNLINKED is
* delete_work_func(). Make sure not to cancel the delete work
* from within itself here.
*/
if (blktype == GFS2_BLKST_UNLINKED)
extra_flags |= LM_FLAG_TRY;
else