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authorChristoph Hellwig <hch@lst.de>2017-02-06 21:51:03 +0300
committerDarrick J. Wong <darrick.wong@oracle.com>2017-02-07 04:47:47 +0300
commit3c68d44a2b49a0ac9165faa9c191e1e618c8a8d5 (patch)
tree5b9681a04b0fddce02510303a33546794f2b0568 /fs/xfs/xfs_reflink.h
parenta14234c72bf41ac96bc8c98e96e2c84b6d4bd4f2 (diff)
downloadlinux-3c68d44a2b49a0ac9165faa9c191e1e618c8a8d5.tar.xz
xfs: allocate direct I/O COW blocks in iomap_begin
Instead of preallocating all the required COW blocks in the high-level write code do it inside the iomap code, like we do for all other I/O. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Diffstat (limited to 'fs/xfs/xfs_reflink.h')
-rw-r--r--fs/xfs/xfs_reflink.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/xfs/xfs_reflink.h b/fs/xfs/xfs_reflink.h
index 1583c4727cb1..33ac9b8db683 100644
--- a/fs/xfs/xfs_reflink.h
+++ b/fs/xfs/xfs_reflink.h
@@ -28,8 +28,8 @@ extern int xfs_reflink_trim_around_shared(struct xfs_inode *ip,
extern int xfs_reflink_reserve_cow(struct xfs_inode *ip,
struct xfs_bmbt_irec *imap, bool *shared);
-extern int xfs_reflink_allocate_cow_range(struct xfs_inode *ip,
- xfs_off_t offset, xfs_off_t count);
+extern int xfs_reflink_allocate_cow(struct xfs_inode *ip,
+ struct xfs_bmbt_irec *imap, bool *shared, uint *lockmode);
extern int xfs_reflink_convert_cow(struct xfs_inode *ip, xfs_off_t offset,
xfs_off_t count);
extern bool xfs_reflink_find_cow_mapping(struct xfs_inode *ip, xfs_off_t offset,