diff options
| author | Brian Foster <bfoster@redhat.com> | 2018-05-09 08:45:04 -0700 |
|---|---|---|
| committer | Darrick J. Wong <darrick.wong@oracle.com> | 2018-05-10 08:56:46 -0700 |
| commit | fcb762f5de2e534ab47b5f034fe484c2b25b4d51 (patch) | |
| tree | 2f8ff2257d0939652cee00e0f801ab559dd48c41 /fs/xfs/libxfs/xfs_alloc.h | |
| parent | e6631f85546c8ff8842f62c73be44ff502d4287a (diff) | |
xfs: add bmapi nodiscard flag
Freed extents are unconditionally discarded when online discard is
enabled. Define XFS_BMAPI_NODISCARD to allow callers to bypass
discards when unnecessary. For example, this will be useful for
eofblocks trimming.
This patch does not change behavior.
Signed-off-by: Brian Foster <bfoster@redhat.com>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Diffstat (limited to 'fs/xfs/libxfs/xfs_alloc.h')
| -rw-r--r-- | fs/xfs/libxfs/xfs_alloc.h | 27 |
1 files changed, 25 insertions, 2 deletions
diff --git a/fs/xfs/libxfs/xfs_alloc.h b/fs/xfs/libxfs/xfs_alloc.h index 949e21326066..1dcac78586b4 100644 --- a/fs/xfs/libxfs/xfs_alloc.h +++ b/fs/xfs/libxfs/xfs_alloc.h @@ -191,12 +191,35 @@ xfs_alloc_vextent( * Free an extent. */ int /* error */ -xfs_free_extent( +__xfs_free_extent( struct xfs_trans *tp, /* transaction pointer */ xfs_fsblock_t bno, /* starting block number of extent */ xfs_extlen_t len, /* length of extent */ struct xfs_owner_info *oinfo, /* extent owner */ - enum xfs_ag_resv_type type); /* block reservation type */ + enum xfs_ag_resv_type type, /* block reservation type */ + bool skip_discard); + +static inline int +xfs_free_extent( + struct xfs_trans *tp, + xfs_fsblock_t bno, + xfs_extlen_t len, + struct xfs_owner_info *oinfo, + enum xfs_ag_resv_type type) +{ + return __xfs_free_extent(tp, bno, len, oinfo, type, false); +} + +static inline int +xfs_free_extent_nodiscard( + struct xfs_trans *tp, + xfs_fsblock_t bno, + xfs_extlen_t len, + struct xfs_owner_info *oinfo, + enum xfs_ag_resv_type type) +{ + return __xfs_free_extent(tp, bno, len, oinfo, type, true); +} int /* error */ xfs_alloc_lookup_le( |