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authorAndreas Gruenbacher <agruenba@redhat.com>2022-12-04 12:51:55 +0100
committerAndreas Gruenbacher <agruenba@redhat.com>2022-12-06 16:06:32 +0100
commit2ec750a01d189cf1872cd79490d0911a7bd519f8 (patch)
tree881abebb6ab39268cf7057d52f0687cd7a4e123f /fs/gfs2
parent3781ec9e09123d955b93fc8522ffb683a51f865d (diff)
downloadlinux-2ec750a01d189cf1872cd79490d0911a7bd519f8.tar.bz2
gfs2: Add gfs2_inode_lookup comment
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>
Diffstat (limited to 'fs/gfs2')
-rw-r--r--fs/gfs2/inode.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/gfs2/inode.c b/fs/gfs2/inode.c
index 9fbbc365a404..8d4c4b5c4c0d 100644
--- a/fs/gfs2/inode.c
+++ b/fs/gfs2/inode.c
@@ -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