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btrfs: export wait_extent_bit 

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>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Josef Bacik 2022-09-09 17:53:24 -04:00 committed by David Sterba
parent a66318872c
commit ec39e39bbf
2 changed files with 2 additions and 2 deletions
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1
fs/btrfs/extent-io-tree.h
View File

@ -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,

3
fs/btrfs/extent_io.c
View File

@ -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;