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| author | Stefan Roesch <shr@fb.com> | 2022-09-12 12:27:51 -0700 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2022-09-29 17:08:29 +0200 |
| commit | c922b016f353eafb69997d8c0f06efdf945315ce (patch) | |
| tree | 9e017096daec3b3915d0817fc276158d1b8fcfbf | |
| parent | 965f47aeb5deddc59a1ace28e99b2a578df57305 (diff) | |
| download | linux-c922b016f353eafb69997d8c0f06efdf945315ce.tar.gz | |
btrfs: assert nowait mode is not used for some btree search functions
Adds nowait asserts to btree search functions which are not used by buffered IO and direct IO paths. Reviewed-by: Filipe Manana <fdmanana@suse.com> Signed-off-by: Stefan Roesch <shr@fb.com> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
| -rw-r--r-- | fs/btrfs/ctree.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c index 84548b4074f7..b39b339fbf96 100644 --- a/fs/btrfs/ctree.c +++ b/fs/btrfs/ctree.c @@ -2164,6 +2164,7 @@ int btrfs_search_old_slot(struct btrfs_root *root, const struct btrfs_key *key, lowest_level = p->lowest_level; WARN_ON(p->nodes[0] != NULL); + ASSERT(!p->nowait); if (p->search_commit_root) { BUG_ON(time_seq); @@ -4465,6 +4466,7 @@ int btrfs_search_forward(struct btrfs_root *root, struct btrfs_key *min_key, int ret = 1; int keep_locks = path->keep_locks; + ASSERT(!path->nowait); path->keep_locks = 1; again: cur = btrfs_read_lock_root_node(root); @@ -4645,6 +4647,8 @@ int btrfs_next_old_leaf(struct btrfs_root *root, struct btrfs_path *path, int ret; int i; + ASSERT(!path->nowait); + nritems = btrfs_header_nritems(path->nodes[0]); if (nritems == 0) return 1; |