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[dpdk-dev,v2,2/2] examples/distributor: remove IA specific __mm_prefetch

Message ID 1455275631-30507-3-git-send-email-jerin.jacob@caviumnetworks.com (mailing list archive)
State Accepted, archived
Headers

Commit Message

Jerin Jacob Feb. 12, 2016, 11:13 a.m. UTC 
use rte_prefetch_non_temporal() abstraction instead of _mm_prefetch(x, 0)
to in-order to build distributor application for non x86 platforms

Signed-off-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
---
 examples/distributor/main.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)
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Patch

diff --git a/examples/distributor/main.c b/examples/distributor/main.c
index 4e74f8f..c0201a9 100644
--- a/examples/distributor/main.c
+++ b/examples/distributor/main.c
@@ -42,6 +42,7 @@ 
 #include <rte_cycles.h>
 #include <rte_malloc.h>
 #include <rte_debug.h>
+#include <rte_prefetch.h>
 #include <rte_distributor.h>
 
 #define RX_RING_SIZE 256
@@ -335,13 +336,13 @@  lcore_tx(struct rte_ring *in_r)
 
 			/* for traffic we receive, queue it up for transmit */
 			uint16_t i;
-			_mm_prefetch((void *)bufs[0], 0);
-			_mm_prefetch((void *)bufs[1], 0);
-			_mm_prefetch((void *)bufs[2], 0);
+			rte_prefetch_non_temporal((void *)bufs[0]);
+			rte_prefetch_non_temporal((void *)bufs[1]);
+			rte_prefetch_non_temporal((void *)bufs[2]);
 			for (i = 0; i < nb_rx; i++) {
 				struct output_buffer *outbuf;
 				uint8_t outp;
-				_mm_prefetch((void *)bufs[i + 3], 0);
+				rte_prefetch_non_temporal((void *)bufs[i + 3]);
 				/*
 				 * workers should update in_port to hold the
 				 * output port value