commit af7fb04b81c765c3e3f621c6b23fc3390310715b
author Damjan Marion <damarion@cisco.com> Thu Jul 15 11:54:41 2021 +0200
committer Andrew Yourtchenko <ayourtch@gmail.com> Thu Jul 15 11:25:08 2021 +0000
tree fec5e2de4dc1ec64026c7339eb898797ce66fba0
parent 0aea808ac5cb1132b9787c8f7d5f9d995cd3413b

misc: replace CLIB_PREFETCH with clib_prefetch_{load,store}

Type: refactor
Change-Id: Id10cbf52e8f2dd809080a228d8fa282308be84ac
Signed-off-by: Damjan Marion <damarion@cisco.com>

src/vnet/devices/pipe/pipe.c

diff --git a/src/vnet/devices/pipe/pipe.c b/src/vnet/devices/pipe/pipe.c
index ec50f63..eb92b3c 100644
--- a/src/vnet/devices/pipe/pipe.c
+++ b/src/vnet/devices/pipe/pipe.c
@@ -324,8 +324,8 @@
 	    p3 = vlib_get_buffer (vm, from[3]);
 	    vlib_prefetch_buffer_header (p2, STORE);
 	    vlib_prefetch_buffer_header (p3, STORE);
-	    CLIB_PREFETCH (p2->data, CLIB_CACHE_LINE_BYTES, LOAD);
-	    CLIB_PREFETCH (p3->data, CLIB_CACHE_LINE_BYTES, LOAD);
+	    clib_prefetch_load (p2->data);
+	    clib_prefetch_load (p3->data);
 	  }
 
 	  bi0 = from[0];

src/vnet/devices/virtio/vhost_user_input.c

diff --git a/src/vnet/devices/virtio/vhost_user_input.c b/src/vnet/devices/virtio/vhost_user_input.c
index 6abc1fc..bdb3d27 100644
--- a/src/vnet/devices/virtio/vhost_user_input.c
+++ b/src/vnet/devices/virtio/vhost_user_input.c
@@ -163,8 +163,8 @@
 	      (!(src3 = map_guest_mem (vui, cpy[3].src, map_hint))))
 	    return 1;
 
-	  CLIB_PREFETCH (src2, 64, LOAD);
-	  CLIB_PREFETCH (src3, 64, LOAD);
+	  clib_prefetch_load (src2);
+	  clib_prefetch_load (src3);
 
 	  clib_memcpy_fast ((void *) cpy[0].dst, src0, cpy[0].len);
 	  clib_memcpy_fast ((void *) cpy[1].dst, src1, cpy[1].len);
@@ -872,10 +872,10 @@
       bad = (src4 == 0) + (src5 == 0) + (src6 == 0) + (src7 == 0);
       if (PREDICT_FALSE (bad))
 	goto one_by_one;
-      CLIB_PREFETCH (src4, 64, LOAD);
-      CLIB_PREFETCH (src5, 64, LOAD);
-      CLIB_PREFETCH (src6, 64, LOAD);
-      CLIB_PREFETCH (src7, 64, LOAD);
+      clib_prefetch_load (src4);
+      clib_prefetch_load (src5);
+      clib_prefetch_load (src6);
+      clib_prefetch_load (src7);
 
       while (PREDICT_TRUE (copy_len >= 8))
 	{
@@ -892,10 +892,10 @@
 	  if (PREDICT_FALSE (bad))
 	    break;
 
-	  CLIB_PREFETCH (src4, 64, LOAD);
-	  CLIB_PREFETCH (src5, 64, LOAD);
-	  CLIB_PREFETCH (src6, 64, LOAD);
-	  CLIB_PREFETCH (src7, 64, LOAD);
+	  clib_prefetch_load (src4);
+	  clib_prefetch_load (src5);
+	  clib_prefetch_load (src6);
+	  clib_prefetch_load (src7);
 
 	  clib_memcpy_fast ((void *) cpy[0].dst, src0, cpy[0].len);
 	  clib_memcpy_fast ((void *) cpy[1].dst, src1, cpy[1].len);

src/vnet/devices/virtio/vhost_user_output.c

diff --git a/src/vnet/devices/virtio/vhost_user_output.c b/src/vnet/devices/virtio/vhost_user_output.c
index 59ea810..40faefa 100644
--- a/src/vnet/devices/virtio/vhost_user_output.c
+++ b/src/vnet/devices/virtio/vhost_user_output.c
@@ -194,8 +194,8 @@
 	      (!(dst3 = map_guest_mem (vui, cpy[3].dst, map_hint))))
 	    return 1;
 
-	  CLIB_PREFETCH ((void *) cpy[2].src, 64, LOAD);
-	  CLIB_PREFETCH ((void *) cpy[3].src, 64, LOAD);
+	  clib_prefetch_load ((void *) cpy[2].src);
+	  clib_prefetch_load ((void *) cpy[3].src);
 
 	  clib_memcpy_fast (dst0, (void *) cpy[0].src, cpy[0].len);
 	  clib_memcpy_fast (dst1, (void *) cpy[1].src, cpy[1].len);
@@ -601,7 +601,7 @@
 	  buffer_map_addr += cpy->len;
 	  desc_len += cpy->len;
 
-	  CLIB_PREFETCH (&rxvq->packed_desc, CLIB_CACHE_LINE_BYTES, LOAD);
+	  clib_prefetch_load (&rxvq->packed_desc);
 
 	  /* Check if vlib buffer has more data. If not, get more or break */
 	  if (PREDICT_TRUE (!bytes_left))
@@ -922,7 +922,7 @@
 	    buffer_map_addr += cpy->len;
 	    desc_len += cpy->len;
 
-	    CLIB_PREFETCH (&rxvq->desc, CLIB_CACHE_LINE_BYTES, LOAD);
+	    clib_prefetch_load (&rxvq->desc);
 	  }
 
 	  // Check if vlib buffer has more data. If not, get more or break.