diff options
| author | Darrick J. Wong <djwong@kernel.org> | 2022-10-26 14:31:27 -0700 |
|---|---|---|
| committer | Darrick J. Wong <djwong@kernel.org> | 2022-10-31 08:58:21 -0700 |
| commit | f492135df0aa0417337f9b8b1cc6d6a994d61d25 (patch) | |
| tree | abcd902f27b79369f061dc278aa150e3d09b18d2 /fs/xfs/libxfs/xfs_refcount.c | |
| parent | 571423a162cd86acb1b010a01c6203369586daa6 (diff) | |
xfs: refactor domain and refcount checking
Create a helper function to ensure that CoW staging extent records have
a single refcount and that shared extent records have more than 1
refcount. We'll put this to more use in the next patch.
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Diffstat (limited to 'fs/xfs/libxfs/xfs_refcount.c')
| -rw-r--r-- | fs/xfs/libxfs/xfs_refcount.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/fs/xfs/libxfs/xfs_refcount.c b/fs/xfs/libxfs/xfs_refcount.c index 0f920eff34c4..8eaa11470f46 100644 --- a/fs/xfs/libxfs/xfs_refcount.c +++ b/fs/xfs/libxfs/xfs_refcount.c @@ -142,10 +142,7 @@ xfs_refcount_get_rec( if (irec->rc_blockcount == 0 || irec->rc_blockcount > MAXREFCEXTLEN) goto out_bad_rec; - /* handle special COW-staging domain */ - if (irec->rc_domain == XFS_REFC_DOMAIN_COW && irec->rc_refcount != 1) - goto out_bad_rec; - if (irec->rc_domain == XFS_REFC_DOMAIN_SHARED && irec->rc_refcount < 2) + if (!xfs_refcount_check_domain(irec)) goto out_bad_rec; /* check for valid extent range, including overflow */ |