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authorDave Barach <dave@barachs.net>2018-11-13 16:34:13 -0500
committerFlorin Coras <florin.coras@gmail.com>2018-11-14 15:54:01 +0000
commit178cf493d009995b28fdf220f04c98860ff79a9b (patch)
tree097c1be82b8f6fa9bc04b9b1e193158e2e4997eb /src/vnet/devices/virtio/vhost_user_output.c
parent6917b94f2146aa51195a6a2a1ccd8416a1d74bf3 (diff)
Remove c-11 memcpy checks from perf-critical code
Change-Id: Id4f37f5d4a03160572954a416efa1ef9b3d79ad1 Signed-off-by: Dave Barach <dave@barachs.net>
Diffstat (limited to 'src/vnet/devices/virtio/vhost_user_output.c')
-rw-r--r--src/vnet/devices/virtio/vhost_user_output.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/vnet/devices/virtio/vhost_user_output.c b/src/vnet/devices/virtio/vhost_user_output.c
index dff129e763e..58db1a9647b 100644
--- a/src/vnet/devices/virtio/vhost_user_output.c
+++ b/src/vnet/devices/virtio/vhost_user_output.c
@@ -205,8 +205,8 @@ vhost_user_tx_copy (vhost_user_intf_t * vui, vhost_copy_t * cpy,
CLIB_PREFETCH ((void *) cpy[2].src, 64, LOAD);
CLIB_PREFETCH ((void *) cpy[3].src, 64, LOAD);
- clib_memcpy (dst0, (void *) cpy[0].src, cpy[0].len);
- clib_memcpy (dst1, (void *) cpy[1].src, cpy[1].len);
+ clib_memcpy_fast (dst0, (void *) cpy[0].src, cpy[0].len);
+ clib_memcpy_fast (dst1, (void *) cpy[1].src, cpy[1].len);
vhost_user_log_dirty_pages_2 (vui, cpy[0].dst, cpy[0].len, 1);
vhost_user_log_dirty_pages_2 (vui, cpy[1].dst, cpy[1].len, 1);
@@ -218,7 +218,7 @@ vhost_user_tx_copy (vhost_user_intf_t * vui, vhost_copy_t * cpy,
{
if (PREDICT_FALSE (!(dst0 = map_guest_mem (vui, cpy->dst, map_hint))))
return 1;
- clib_memcpy (dst0, (void *) cpy->src, cpy->len);
+ clib_memcpy_fast (dst0, (void *) cpy->src, cpy->len);
vhost_user_log_dirty_pages_2 (vui, cpy->dst, cpy->len, 1);
copy_len -= 1;
cpy += 1;