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authorNitin Saxena <nsaxena@marvell.com>2019-07-24 17:19:06 +0530
committerDamjan Marion <dmarion@me.com>2019-07-24 14:40:16 +0000
commit1e5ca9b918dfe988eb0247ec35fc188bfabb4dcb (patch)
tree220f32755029229aaa024f387008cd8246a18fda /src/plugins/dpdk
parent7f37a94bab6d4fac88454105e3a281d57487dbf6 (diff)
dpdk: Prefetch correct size of rte_mbuf
sizeof(rte_mbuf) is 128 byte but 2* CLIB_CACHE_LINE_BYTES is 256 byte for ThunderX/OCTEONTx targets. Type: fix Change-Id: If6893b168cf1c55c44bf4669a888ce858f2ef487 Signed-off-by: Nitin Saxena <nsaxena@marvell.com>
Diffstat (limited to 'src/plugins/dpdk')
-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 270abe19190..8778d71cd7a 100644
--- a/src/plugins/dpdk/device/device.c
+++ b/src/plugins/dpdk/device/device.c
@@ -214,7 +214,7 @@ static_always_inline void
dpdk_prefetch_buffer (vlib_main_t * vm, struct rte_mbuf *mb)
{
vlib_buffer_t *b = vlib_buffer_from_rte_mbuf (mb);
- CLIB_PREFETCH (mb, 2 * CLIB_CACHE_LINE_BYTES, STORE);
+ CLIB_PREFETCH (mb, sizeof (struct rte_mbuf), STORE);
CLIB_PREFETCH (b, CLIB_CACHE_LINE_BYTES, LOAD);
}