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authorBrian Foster <bfoster@redhat.com>2018-07-11 22:26:17 -0700
committerDarrick J. Wong <darrick.wong@oracle.com>2018-07-11 22:26:17 -0700
commited7ef8e55c6f24ae4347b5bda89e00af475ebc89 (patch)
treef24a68e437dd6898b35d92b3fbaca03421f39913 /fs/xfs/xfs_fsmap.c
parentxfs: remove xfs_btree_cur bmbt dfops field (diff)
downloadlinux-dev-ed7ef8e55c6f24ae4347b5bda89e00af475ebc89.tar.xz
linux-dev-ed7ef8e55c6f24ae4347b5bda89e00af475ebc89.zip
xfs: remove unused btree cursor bc_private.a.dfops field
The xfs_btree_cur.bc_private.a.dfops field is only ever initialized by the refcountbt cursor init function. The only caller of that function with a non-NULL dfops is from deferred completion context, which already has attached to ->t_dfops. In addition to that, the only actual reference of a.dfops is the cursor duplication function, which means the field is effectively unused. Remove the dfops field from the bc_private.a union. Any future users can acquire the dfops from the transaction. This patch does not change behavior. Signed-off-by: Brian Foster <bfoster@redhat.com> Reviewed-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_fsmap.c')
-rw-r--r--fs/xfs/xfs_fsmap.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/xfs/xfs_fsmap.c b/fs/xfs/xfs_fsmap.c
index c7157bc48bd1..297d7ce2901e 100644
--- a/fs/xfs/xfs_fsmap.c
+++ b/fs/xfs/xfs_fsmap.c
@@ -214,7 +214,7 @@ xfs_getfsmap_is_shared(
/* Are there any shared blocks here? */
flen = 0;
cur = xfs_refcountbt_init_cursor(mp, tp, info->agf_bp,
- info->agno, NULL);
+ info->agno);
error = xfs_refcount_find_shared(cur, rec->rm_startblock,
rec->rm_blockcount, &fbno, &flen, false);