diff options
author | Darrick J. Wong <darrick.wong@oracle.com> | 2016-10-03 09:11:32 -0700 |
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committer | Darrick J. Wong <darrick.wong@oracle.com> | 2016-10-04 18:06:40 -0700 |
commit | 3993baeb3c52f497d243a4a3b5510df97b22596b (patch) | |
tree | 2dab55892137a064012b352a0f9ac730797221fb /fs/xfs/libxfs/xfs_types.h | |
parent | 11715a21bc3035440b853a0334685f1a55ca8c3c (diff) | |
download | linux-3993baeb3c52f497d243a4a3b5510df97b22596b.tar.bz2 |
xfs: introduce the CoW fork
Introduce a new in-core fork for storing copy-on-write delalloc
reservations and allocated extents that are in the process of being
written out.
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'fs/xfs/libxfs/xfs_types.h')
-rw-r--r-- | fs/xfs/libxfs/xfs_types.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/xfs/libxfs/xfs_types.h b/fs/xfs/libxfs/xfs_types.h index be7b6de5137d..8d74870468c2 100644 --- a/fs/xfs/libxfs/xfs_types.h +++ b/fs/xfs/libxfs/xfs_types.h @@ -90,6 +90,7 @@ typedef __int64_t xfs_sfiloff_t; /* signed block number in a file */ */ #define XFS_DATA_FORK 0 #define XFS_ATTR_FORK 1 +#define XFS_COW_FORK 2 /* * Min numbers of data/attr fork btree root pointers. |