aboutsummaryrefslogtreecommitdiffstats
path: root/src/plugins
diff options
context:
space:
mode:
authorDamjan Marion <damarion@cisco.com>2017-07-11 17:13:37 +0200
committerNeale Ranns <nranns@cisco.com>2017-08-19 12:29:59 +0000
commit2e16dbd95c2d73080090f54a235d71d9772d0bd3 (patch)
tree49a6543d01bc3dd2bd526363d96fa3076257fb5b /src/plugins
parent235049db2122e72035798ba437d48c3e0b3684df (diff)
dpdk: prefetch 2nd cacheline of rte_mbuf during tx
Change-Id: I0db02dd0147dbd47d4296fdb84280d0e7d321f3c Signed-off-by: Damjan Marion <damarion@cisco.com>
Diffstat (limited to 'src/plugins')
-rw-r--r--src/plugins/dpdk/device/device.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/plugins/dpdk/device/device.c b/src/plugins/dpdk/device/device.c
index c68ecbda246..8801bfd3a25 100644
--- a/src/plugins/dpdk/device/device.c
+++ b/src/plugins/dpdk/device/device.c
@@ -307,7 +307,7 @@ dpdk_prefetch_buffer_by_index (vlib_main_t * vm, u32 bi)
struct rte_mbuf *mb;
b = vlib_get_buffer (vm, bi);
mb = rte_mbuf_from_vlib_buffer (b);
- CLIB_PREFETCH (mb, CLIB_CACHE_LINE_BYTES, LOAD);
+ CLIB_PREFETCH (mb, 2 * CLIB_CACHE_LINE_BYTES, STORE);
CLIB_PREFETCH (b, CLIB_CACHE_LINE_BYTES, LOAD);
}