[PATCH 11/31] btrfs: export wait_extent_bit

Josef Bacik
2022-09-02T20:17:15Z

This is used by the subpage code in addition to lock_extent_bits, so
export it so we can move it out of extent_io.c

Signed-off-by: Josef Bacik <josef@toxicpanda.com>
---
fs/btrfs/extent-io-tree.h | 1 +
fs/btrfs/extent_io.c | 3 +--
2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/btrfs/extent-io-tree.h b/fs/btrfs/extent-io-tree.h
index 16a9da4149f3..3b63aeca941a 100644
--- a/fs/btrfs/extent-io-tree.h
+++ b/fs/btrfs/extent-io-tree.h
@@ -253,6 +253,7 @@ int extent_invalidate_folio(struct extent_io_tree *tree,
bool btrfs_find_delalloc_range(struct extent_io_tree *tree, u64 *start,
u64 *end, u64 max_bytes,
struct extent_state **cached_state);
+void wait_extent_bit(struct extent_io_tree *tree, u64 start, u64 end, u32 bits);

/* This should be reworked in the future and put elsewhere. */
void btrfs_free_io_failure_record(struct btrfs_inode *inode, u64 start,
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index b8fdd4aa7583..5bfa14f2b5e3 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -753,8 +753,7 @@ static void wait_on_state(struct extent_io_tree *tree,
* The range [start, end] is inclusive.
* The tree lock is taken by this function
*/
-static void wait_extent_bit(struct extent_io_tree *tree, u64 start, u64 end,
- u32 bits)
+void wait_extent_bit(struct extent_io_tree *tree, u64 start, u64 end, u32 bits)
{
struct extent_state *state;
struct rb_node *node;
--
2.26.3