6.10-stable review patch. If anyone has any objections, please let me know.
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From: Josef Bacik josef@toxicpanda.com
[ Upstream commit 1f9d44c0a12730a24f8bb75c5e1102207413cc9b ]
We have a couple of areas where we check to make sure the tree block is locked before looking up or messing with references. This is old code so it has this as BUG_ON(). Convert this to ASSERT() for developers.
Signed-off-by: Josef Bacik josef@toxicpanda.com Reviewed-by: David Sterba dsterba@suse.com Signed-off-by: David Sterba dsterba@suse.com Signed-off-by: Sasha Levin sashal@kernel.org --- fs/btrfs/extent-tree.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index 0effe13ae459..d107f5809eae 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -5333,7 +5333,7 @@ static noinline int walk_down_proc(struct btrfs_trans_handle *trans, if (lookup_info && ((wc->stage == DROP_REFERENCE && wc->refs[level] != 1) || (wc->stage == UPDATE_BACKREF && !(wc->flags[level] & flag)))) { - BUG_ON(!path->locks[level]); + ASSERT(path->locks[level]); ret = btrfs_lookup_extent_info(trans, fs_info, eb->start, level, 1, &wc->refs[level], @@ -5357,7 +5357,7 @@ static noinline int walk_down_proc(struct btrfs_trans_handle *trans,
/* wc->stage == UPDATE_BACKREF */ if (!(wc->flags[level] & flag)) { - BUG_ON(!path->locks[level]); + ASSERT(path->locks[level]); ret = btrfs_inc_ref(trans, root, eb, 1); BUG_ON(ret); /* -ENOMEM */ ret = btrfs_dec_ref(trans, root, eb, 0);