d/numam-dpdk
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

net/cnxk: fix multi-segment extraction in vwqe path

Browse Source 
Fix multi-seg extraction in vwqe path to avoid updating mbuf[]
array until it is used via cq0 path.

Fixes: 7fbbc981d5 ("event/cnxk: support vectorized Rx event fast path")
Cc: stable@dpdk.org

Signed-off-by: Nithin Dabilpuram <ndabilpuram@marvell.com>
Acked-by: Pavan Nikhilesh <pbhagavatula@marvell.com>
Acked-by: Jerin Jacob <jerinj@marvell.com>
This commit is contained in:
Nithin Dabilpuram 2022-05-08 13:18:37 +05:30 committed by Jerin Jacob
parent 34b46320f4
commit e2819fea94
1 changed files with 4 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/net/cnxk/cn10k_rx.h
View File

@ -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);