diff options
Diffstat (limited to 'fs/btrfs/subpage.h')
| -rw-r--r-- | fs/btrfs/subpage.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/btrfs/subpage.h b/fs/btrfs/subpage.h index b86a4881475d..f47fa08f2415 100644 --- a/fs/btrfs/subpage.h +++ b/fs/btrfs/subpage.h @@ -20,6 +20,7 @@ struct btrfs_subpage { spinlock_t lock; u16 uptodate_bitmap; u16 error_bitmap; + u16 dirty_bitmap; union { /* * Structures only used by metadata @@ -87,5 +88,9 @@ bool btrfs_page_test_##name(const struct btrfs_fs_info *fs_info, \ DECLARE_BTRFS_SUBPAGE_OPS(uptodate); DECLARE_BTRFS_SUBPAGE_OPS(error); +DECLARE_BTRFS_SUBPAGE_OPS(dirty); + +bool btrfs_subpage_clear_and_test_dirty(const struct btrfs_fs_info *fs_info, + struct page *page, u64 start, u32 len); #endif |