The check for split packets to be reassembled in the vector ixgbe PMD was incorrectly only checking the first 16 elements of the array instead of all 32. This is fixed by changing the uint32_t values to be uint64_t instead.
Fixes: cf4b4708a88a ("ixgbe: improve slow-path perf with vector scattered Rx") Reported-by: Zoltan Kiss <zoltan.kiss at linaro.org> Signed-off-by: Bruce Richardson <bruce.richardson at intel.com> --- drivers/net/ixgbe/ixgbe_rxtx_vec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ixgbe/ixgbe_rxtx_vec.c b/drivers/net/ixgbe/ixgbe_rxtx_vec.c index 9f24849..cdad3e0 100644 --- a/drivers/net/ixgbe/ixgbe_rxtx_vec.c +++ b/drivers/net/ixgbe/ixgbe_rxtx_vec.c @@ -549,7 +549,7 @@ ixgbe_recv_scattered_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts, return 0; /* happy day case, full burst + no packets to be joined */ - const uint32_t *split_fl32 = (uint32_t *)split_flags; + const uint64_t *split_fl32 = (uint64_t *)split_flags; if (rxq->pkt_first_seg == NULL && split_fl32[0] == 0 && split_fl32[1] == 0 && split_fl32[2] == 0 && split_fl32[3] == 0) -- 1.8.3.1