[28/67] xfs: pass the defer ops directly to xfs_defer_add

Commit Message

Darrick J. Wong April 17, 2024, 9:29 p.m. UTC

From: Christoph Hellwig <[e-mail]>

Source kernel commit: 603ce8ab12094a2d9483c79a7541335e258a5328

Pass a pointer to the xfs_defer_op_type structure to xfs_defer_add and
remove the indirection through the xfs_defer_ops_type enum and a global
table of all possible operations.

Signed-off-by: Christoph Hellwig <[e-mail]>
Reviewed-by: "Darrick J. Wong" <[e-mail]>
Signed-off-by: Chandan Babu R <[e-mail]>
Reviewed-by: Bill O'Donnell <[e-mail]>
---
 libxfs/xfs_alloc.c    |    4 ++--
 libxfs/xfs_attr.c     |    2 +-
 libxfs/xfs_bmap.c     |    2 +-
 libxfs/xfs_defer.c    |   16 ++--------------
 libxfs/xfs_defer.h    |   18 ++----------------
 libxfs/xfs_refcount.c |    2 +-
 libxfs/xfs_rmap.c     |    2 +-
 7 files changed, 10 insertions(+), 36 deletions(-)

Patch

diff --git a/libxfs/xfs_alloc.c b/libxfs/xfs_alloc.c
index 463381be7..aaa159615 100644
--- a/libxfs/xfs_alloc.c
+++ b/libxfs/xfs_alloc.c
@@ -2510,7 +2510,7 @@  xfs_defer_agfl_block(
 	trace_xfs_agfl_free_defer(mp, agno, 0, agbno, 1);
 
 	xfs_extent_free_get_group(mp, xefi);
-	xfs_defer_add(tp, XFS_DEFER_OPS_TYPE_AGFL_FREE, &xefi->xefi_list);
+	xfs_defer_add(tp, &xefi->xefi_list, &xfs_agfl_free_defer_type);
 	return 0;
 }
 
@@ -2574,7 +2574,7 @@  xfs_defer_extent_free(
 			XFS_FSB_TO_AGBNO(tp->t_mountp, bno), len);
 
 	xfs_extent_free_get_group(mp, xefi);
-	*dfpp = xfs_defer_add(tp, XFS_DEFER_OPS_TYPE_FREE, &xefi->xefi_list);
+	*dfpp = xfs_defer_add(tp, &xefi->xefi_list, &xfs_extent_free_defer_type);
 	return 0;
 }
 
diff --git a/libxfs/xfs_attr.c b/libxfs/xfs_attr.c
index 550ca6b2e..cb6c8d081 100644
--- a/libxfs/xfs_attr.c
+++ b/libxfs/xfs_attr.c
@@ -904,7 +904,7 @@  xfs_attr_defer_add(
 		ASSERT(0);
 	}
 
-	xfs_defer_add(args->trans, XFS_DEFER_OPS_TYPE_ATTR, &new->xattri_list);
+	xfs_defer_add(args->trans, &new->xattri_list, &xfs_attr_defer_type);
 	trace_xfs_attr_defer_add(new->xattri_dela_state, args->dp);
 }
 
diff --git a/libxfs/xfs_bmap.c b/libxfs/xfs_bmap.c
index 20ec22dfc..6d23c5e3e 100644
--- a/libxfs/xfs_bmap.c
+++ b/libxfs/xfs_bmap.c
@@ -6085,7 +6085,7 @@  __xfs_bmap_add(
 	bi->bi_bmap = *bmap;
 
 	xfs_bmap_update_get_group(tp->t_mountp, bi);
-	xfs_defer_add(tp, XFS_DEFER_OPS_TYPE_BMAP, &bi->bi_list);
+	xfs_defer_add(tp, &bi->bi_list, &xfs_bmap_update_defer_type);
 	return 0;
 }
 
diff --git a/libxfs/xfs_defer.c b/libxfs/xfs_defer.c
index 033283017..077e99298 100644
--- a/libxfs/xfs_defer.c
+++ b/libxfs/xfs_defer.c
@@ -229,16 +229,6 @@  static const struct xfs_defer_op_type xfs_barrier_defer_type = {
 	.cancel_item	= xfs_defer_barrier_cancel_item,
 };
 
-static const struct xfs_defer_op_type *defer_op_types[] = {
-	[XFS_DEFER_OPS_TYPE_BMAP]	= &xfs_bmap_update_defer_type,
-	[XFS_DEFER_OPS_TYPE_REFCOUNT]	= &xfs_refcount_update_defer_type,
-	[XFS_DEFER_OPS_TYPE_RMAP]	= &xfs_rmap_update_defer_type,
-	[XFS_DEFER_OPS_TYPE_FREE]	= &xfs_extent_free_defer_type,
-	[XFS_DEFER_OPS_TYPE_AGFL_FREE]	= &xfs_agfl_free_defer_type,
-	[XFS_DEFER_OPS_TYPE_ATTR]	= &xfs_attr_defer_type,
-	[XFS_DEFER_OPS_TYPE_BARRIER]	= &xfs_barrier_defer_type,
-};
-
 /* Create a log intent done item for a log intent item. */
 static inline void
 xfs_defer_create_done(
@@ -841,14 +831,12 @@  xfs_defer_alloc(
 struct xfs_defer_pending *
 xfs_defer_add(
 	struct xfs_trans		*tp,
-	enum xfs_defer_ops_type		type,
-	struct list_head		*li)
+	struct list_head		*li,
+	const struct xfs_defer_op_type	*ops)
 {
 	struct xfs_defer_pending	*dfp = NULL;
-	const struct xfs_defer_op_type	*ops = defer_op_types[type];
 
 	ASSERT(tp->t_flags & XFS_TRANS_PERM_LOG_RES);
-	BUILD_BUG_ON(ARRAY_SIZE(defer_op_types) != XFS_DEFER_OPS_TYPE_MAX);
 
 	dfp = xfs_defer_find_last(tp, ops);
 	if (!dfp || !xfs_defer_can_append(dfp, ops))
diff --git a/libxfs/xfs_defer.h b/libxfs/xfs_defer.h
index 60de91b66..18a9fb92d 100644
--- a/libxfs/xfs_defer.h
+++ b/libxfs/xfs_defer.h
@@ -10,20 +10,6 @@  struct xfs_btree_cur;
 struct xfs_defer_op_type;
 struct xfs_defer_capture;
 
-/*
- * Header for deferred operation list.
- */
-enum xfs_defer_ops_type {
-	XFS_DEFER_OPS_TYPE_BMAP,
-	XFS_DEFER_OPS_TYPE_REFCOUNT,
-	XFS_DEFER_OPS_TYPE_RMAP,
-	XFS_DEFER_OPS_TYPE_FREE,
-	XFS_DEFER_OPS_TYPE_AGFL_FREE,
-	XFS_DEFER_OPS_TYPE_ATTR,
-	XFS_DEFER_OPS_TYPE_BARRIER,
-	XFS_DEFER_OPS_TYPE_MAX,
-};
-
 /*
  * Save a log intent item and a list of extents, so that we can replay
  * whatever action had to happen to the extent list and file the log done
@@ -51,8 +37,8 @@  struct xfs_defer_pending {
 void xfs_defer_item_pause(struct xfs_trans *tp, struct xfs_defer_pending *dfp);
 void xfs_defer_item_unpause(struct xfs_trans *tp, struct xfs_defer_pending *dfp);
 
-struct xfs_defer_pending *xfs_defer_add(struct xfs_trans *tp,
-		enum xfs_defer_ops_type type, struct list_head *h);
+struct xfs_defer_pending *xfs_defer_add(struct xfs_trans *tp, struct list_head *h,
+		const struct xfs_defer_op_type *ops);
 int xfs_defer_finish_noroll(struct xfs_trans **tp);
 int xfs_defer_finish(struct xfs_trans **tp);
 int xfs_defer_finish_one(struct xfs_trans *tp, struct xfs_defer_pending *dfp);
diff --git a/libxfs/xfs_refcount.c b/libxfs/xfs_refcount.c
index 2284b45fb..45f8134e4 100644
--- a/libxfs/xfs_refcount.c
+++ b/libxfs/xfs_refcount.c
@@ -1457,7 +1457,7 @@  __xfs_refcount_add(
 	ri->ri_blockcount = blockcount;
 
 	xfs_refcount_update_get_group(tp->t_mountp, ri);
-	xfs_defer_add(tp, XFS_DEFER_OPS_TYPE_REFCOUNT, &ri->ri_list);
+	xfs_defer_add(tp, &ri->ri_list, &xfs_refcount_update_defer_type);
 }
 
 /*
diff --git a/libxfs/xfs_rmap.c b/libxfs/xfs_rmap.c
index 5ff6d7a32..4731e10d2 100644
--- a/libxfs/xfs_rmap.c
+++ b/libxfs/xfs_rmap.c
@@ -2566,7 +2566,7 @@  __xfs_rmap_add(
 	ri->ri_bmap = *bmap;
 
 	xfs_rmap_update_get_group(tp->t_mountp, ri);
-	xfs_defer_add(tp, XFS_DEFER_OPS_TYPE_RMAP, &ri->ri_list);
+	xfs_defer_add(tp, &ri->ri_list, &xfs_rmap_update_defer_type);
 }
 
 /* Map an extent into a file. */