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| author | Darrick J. Wong <darrick.wong@oracle.com> | 2017-06-16 20:00:11 +0200 |
|---|---|---|
| committer | Darrick J. Wong <darrick.wong@oracle.com> | 2017-06-19 23:11:35 +0200 |
| commit | ea7cdd7b7baffc40d1e60de7c93e5b1aabb3d081 (patch) | |
| tree | e531f5a38374af23f937742227c1e6a8680ef4b9 /fs/xfs/xfs_reflink.h | |
| parent | xfs: reflink find shared should take a transaction (diff) | |
| download | linux-ea7cdd7b7baffc40d1e60de7c93e5b1aabb3d081.tar.xz linux-ea7cdd7b7baffc40d1e60de7c93e5b1aabb3d081.zip | |
xfs: separate function to check if inode shares extents
Separate the "clear reflink flag" function into one function that checks
if the flag is needed, and a second function that checks and clears the
flag. The inode scrub code will want to check the necessity of the flag
without clearing it.
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Diffstat (limited to 'fs/xfs/xfs_reflink.h')
| -rw-r--r-- | fs/xfs/xfs_reflink.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/xfs/xfs_reflink.h b/fs/xfs/xfs_reflink.h index b8cc5c3e2724..701487bab468 100644 --- a/fs/xfs/xfs_reflink.h +++ b/fs/xfs/xfs_reflink.h @@ -47,6 +47,8 @@ extern int xfs_reflink_end_cow(struct xfs_inode *ip, xfs_off_t offset, extern int xfs_reflink_recover_cow(struct xfs_mount *mp); extern int xfs_reflink_remap_range(struct file *file_in, loff_t pos_in, struct file *file_out, loff_t pos_out, u64 len, bool is_dedupe); +extern int xfs_reflink_inode_has_shared_extents(struct xfs_trans *tp, + struct xfs_inode *ip, bool *has_shared); extern int xfs_reflink_clear_inode_flag(struct xfs_inode *ip, struct xfs_trans **tpp); extern int xfs_reflink_unshare(struct xfs_inode *ip, xfs_off_t offset, |