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btrfs: temporarily export alloc_extent_state helpers 

We're going to move this code in stages, but while we're doing that we
need to export these helpers so we can more easily move the code into
the new file.

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 17:53:20 -04:00 committed by David Sterba
parent a40246e8af
commit c45379a20f
2 changed files with 5 additions and 3 deletions
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3
fs/btrfs/extent-io-tree.h
View File

@ -250,4 +250,7 @@ void btrfs_free_io_failure_record(struct btrfs_inode *inode, u64 start,
int btrfs_clean_io_failure(struct btrfs_inode *inode, u64 start,
struct page *page, unsigned int pg_offset);
struct extent_state *alloc_extent_state_atomic(struct extent_state *prealloc);
struct extent_state *alloc_extent_state(gfp_t mask);
#endif /* BTRFS_EXTENT_IO_TREE_H */

5
fs/btrfs/extent_io.c
View File

@ -339,7 +339,7 @@ void extent_io_tree_release(struct extent_io_tree *tree)
spin_unlock(&tree->lock);
}
static struct extent_state *alloc_extent_state(gfp_t mask)
struct extent_state *alloc_extent_state(gfp_t mask)
{
struct extent_state *state;
@ -710,8 +710,7 @@ static struct extent_state *clear_state_bit(struct extent_io_tree *tree,
return next;
}
static struct extent_state *
alloc_extent_state_atomic(struct extent_state *prealloc)
struct extent_state *alloc_extent_state_atomic(struct extent_state *prealloc)
{
if (!prealloc)
prealloc = alloc_extent_state(GFP_ATOMIC);