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[dpdk-dev,3/5] ixgbe/vpmd: add fix to store unaligned mbuf point array

Message ID 1408947174-11323-4-git-send-email-cunming.liang@intel.com (mailing list archive)
State Superseded, archived
Headers

Commit Message

Cunming Liang Aug. 25, 2014, 6:12 a.m. UTC 
  Signed-off-by: Cunming Liang <cunming.liang@intel.com>
Acked-by: Bruce Richardson <bruce.richardson@intel.com>
---
 lib/librte_pmd_ixgbe/ixgbe_rxtx_vec.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
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Patch

diff --git a/lib/librte_pmd_ixgbe/ixgbe_rxtx_vec.c b/lib/librte_pmd_ixgbe/ixgbe_rxtx_vec.c
index fe39ca2..92e07de 100644
--- a/lib/librte_pmd_ixgbe/ixgbe_rxtx_vec.c
+++ b/lib/librte_pmd_ixgbe/ixgbe_rxtx_vec.c
@@ -277,7 +277,7 @@  ixgbe_recv_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,
 		descs[3] = _mm_loadu_si128((__m128i *)(rxdp + 3));
 
 		/* B.2 copy 2 mbuf point into rx_pkts  */
-		_mm_store_si128((__m128i *)&rx_pkts[pos], mbp1);
+		_mm_storeu_si128((__m128i *)&rx_pkts[pos], mbp1);
 
 		/* B.1 load 1 mbuf point */
 		mbp2 = _mm_loadu_si128((__m128i *)&sw_ring[pos+2]);
@@ -288,7 +288,7 @@  ixgbe_recv_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,
 		descs[0] = _mm_loadu_si128((__m128i *)(rxdp));
 
 		/* B.2 copy 2 mbuf point into rx_pkts  */
-		_mm_store_si128((__m128i *)&rx_pkts[pos+2], mbp2);
+		_mm_storeu_si128((__m128i *)&rx_pkts[pos+2], mbp2);
 
 		/* avoid compiler reorder optimization */
 		rte_compiler_barrier();