diff options
| author |   Damjan Marion <damarion@cisco.com> | 2017-07-11 17:13:37 +0200 |
|---|---|---|
| committer |   Damjan Marion <dmarion.lists@gmail.com> | 2017-07-12 10:14:10 +0000 |
| commit | 690d26c6b9ddbd1a252e0eff61a28a62fc740432 (patch) | |
| tree | 6503dba41630b681d02b7b7564e657d33e518824 | |
| parent | 2c25a62cc1cc4937165de740a3b32d78429c72d6 (diff) | |
dpdk: prefetch 2nd cacheline of rte_mbuf during tx
Change-Id: I0db02dd0147dbd47d4296fdb84280d0e7d321f3c
Signed-off-by: Damjan Marion <damarion@cisco.com>
| -rw-r--r-- | src/plugins/dpdk/device/device.c | 2 |
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); } |