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bcachefs: bch2_btree_iter_peek_slot() handles navigating to nonexistent depth

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Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet
2024-12-29 09:37:15 -05:00
parent bd5b09727f
commit d3d0fac57d
1 changed files with 4 additions and 0 deletions
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4
fs/bcachefs/btree_iter.c
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@@ -2770,6 +2770,10 @@ struct bkey_s_c bch2_btree_iter_peek_slot(struct btree_iter *iter)
goto out_no_locked;
}
struct btree_path *path = btree_iter_path(trans, iter);
if (unlikely(!btree_path_node(path, path->level)))
return bkey_s_c_null;
if ((iter->flags & BTREE_ITER_cached) ||
!(iter->flags & (BTREE_ITER_is_extents|BTREE_ITER_filter_snapshots))) {
k = bkey_s_c_null;