From: Nithin Dabilpuram <ndabilpuram@marvell.com> To: <jerinj@marvell.com>, Nithin Dabilpuram <ndabilpuram@marvell.com>, "Kiran Kumar K" <kirankumark@marvell.com>, Sunil Kumar Kori <skori@marvell.com>, Satha Rao <skoteshwar@marvell.com> Cc: <dev@dpdk.org>, <pbhagavatula@marvell.com>, <stable@dpdk.org> Subject: [PATCH v3 26/28] net/cnxk: fix multi-seg extraction in vwqe path Date: Thu, 5 May 2022 18:25:55 +0530 Message-ID: <20220505125557.8828-26-ndabilpuram@marvell.com> (raw) In-Reply-To: <20220505125557.8828-1-ndabilpuram@marvell.com> Fix multi-seg extraction in vwqe path to avoid updating mbuf[] array until it is used via cq0 path. Fixes: 7fbbc981d54f ("event/cnxk: support vectorized Rx event fast path") Cc: pbhagavatula@marvell.com Cc: stable@dpdk.org Signed-off-by: Nithin Dabilpuram <ndabilpuram@marvell.com> Acked-by: Pavan Nikhilesh <pbhagavatula@marvell.com> --- drivers/net/cnxk/cn10k_rx.h | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/net/cnxk/cn10k_rx.h b/drivers/net/cnxk/cn10k_rx.h index 00bec01..5ecb20f 100644 --- a/drivers/net/cnxk/cn10k_rx.h +++ b/drivers/net/cnxk/cn10k_rx.h @@ -1673,10 +1673,6 @@ cn10k_nix_recv_pkts_vector(void *args, struct rte_mbuf **mbufs, uint16_t pkts, vst1q_u64((uint64_t *)mbuf2->rearm_data, rearm2); vst1q_u64((uint64_t *)mbuf3->rearm_data, rearm3); - /* Store the mbufs to rx_pkts */ - vst1q_u64((uint64_t *)&mbufs[packets], mbuf01); - vst1q_u64((uint64_t *)&mbufs[packets + 2], mbuf23); - if (flags & NIX_RX_MULTI_SEG_F) { /* Multi segment is enable build mseg list for * individual mbufs in scalar mode. @@ -1695,6 +1691,10 @@ cn10k_nix_recv_pkts_vector(void *args, struct rte_mbuf **mbufs, uint16_t pkts, mbuf3, mbuf_initializer, flags); } + /* Store the mbufs to rx_pkts */ + vst1q_u64((uint64_t *)&mbufs[packets], mbuf01); + vst1q_u64((uint64_t *)&mbufs[packets + 2], mbuf23); + /* Mark mempool obj as "get" as it is alloc'ed by NIX */ RTE_MEMPOOL_CHECK_COOKIES(mbuf0->pool, (void **)&mbuf0, 1, 1); RTE_MEMPOOL_CHECK_COOKIES(mbuf1->pool, (void **)&mbuf1, 1, 1); -- 2.8.4
next prev parent reply other threads:[~2022-05-05 12:57 UTC|newest] Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top [not found] <20220419055921.10566-1-ndabilpuram@marvell.com> 2022-04-19 5:59 ` [PATCH 12/24] net/cnxk: add barrier after meta batch free in scalar Nithin Dabilpuram 2022-04-19 5:59 ` [PATCH 14/24] net/cnxk: fix roundup size with transport mode Nithin Dabilpuram [not found] ` <20220505125557.8828-1-ndabilpuram@marvell.com> 2022-05-05 12:55 ` [PATCH v3 12/28] net/cnxk: add barrier after meta batch free in scalar Nithin Dabilpuram 2022-05-05 12:55 ` [PATCH v3 14/28] net/cnxk: fix roundup size with transport mode Nithin Dabilpuram 2022-05-05 12:55 ` Nithin Dabilpuram [this message] 2022-05-05 12:55 ` [PATCH v3 27/28] net/cnxk: fix hotplug detach sequence for first device Nithin Dabilpuram [not found] ` <20220508062616.3398-1-ndabilpuram@marvell.com> 2022-05-08 6:26 ` [PATCH v4 12/28] net/cnxk: add barrier after meta batch free in scalar Nithin Dabilpuram 2022-05-08 6:26 ` [PATCH v4 14/28] net/cnxk: fix roundup size with transport mode Nithin Dabilpuram 2022-05-08 6:26 ` [PATCH v4 26/28] net/cnxk: fix multi-seg extraction in vwqe path Nithin Dabilpuram 2022-05-08 6:26 ` [PATCH v4 27/28] net/cnxk: fix hotplug detach sequence for first device Nithin Dabilpuram [not found] ` <20220508074839.6965-1-ndabilpuram@marvell.com> 2022-05-08 7:48 ` [PATCH v5 12/28] net/cnxk: add barrier after meta batch free in scalar Nithin Dabilpuram 2022-05-08 7:48 ` [PATCH v5 14/28] net/cnxk: fix roundup size with transport mode Nithin Dabilpuram 2022-05-08 7:48 ` [PATCH v5 26/28] net/cnxk: fix multi-seg extraction in vwqe path Nithin Dabilpuram 2022-05-08 7:48 ` [PATCH v5 27/28] net/cnxk: fix hotplug detach sequence for first device Nithin Dabilpuram
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