ligang/vpp
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

dpdk: prefetch 2nd cacheline of rte_mbuf during tx

Browse Source 
Change-Id: I0db02dd0147dbd47d4296fdb84280d0e7d321f3c
Signed-off-by: Damjan Marion <damarion@cisco.com>
This commit is contained in:
Damjan Marion
2017-07-11 17:13:37 +02:00
committed by Neale Ranns
parent 235049db21
commit 2e16dbd95c
1 changed files with 1 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
src/plugins/dpdk/device/device.c
View File

@ -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);
}