[dpdk-dev] [PATCH] event/octeontx: fix missing enqueue smp barrier
Eads, Gage
gage.eads at intel.com
Wed Jun 14 01:06:54 CEST 2017
> -----Original Message-----
> From: Jerin Jacob [mailto:jerin.jacob at caviumnetworks.com]
> Sent: Friday, June 9, 2017 8:16 AM
> To: dev at dpdk.org
> Cc: hemant.agrawal at nxp.com; Eads, Gage <gage.eads at intel.com>; Van
> Haaren, Harry <harry.van.haaren at intel.com>; Jerin Jacob
> <jerin.jacob at caviumnetworks.com>; stable at dpdk.org
> Subject: [dpdk-dev] [PATCH] event/octeontx: fix missing enqueue smp barrier
>
> Typically RTE_EVENT_OP_NEW issued by the producer lcore. To reflect the
> write changes issued by the producer lcore on worker lcore, an SMP write
> barrier is required on producer enqueue. Fixing the missing
> rte_smp_wmb() on enqueue with RTE_EVENT_OP_NEW.
>
> CC: stable at dpdk.org
> Fixes: f10d322eff76 ("event/octeontx: support worker enqueue")
>
> Signed-off-by: Jerin Jacob <jerin.jacob at caviumnetworks.com>
Acked-by: Gage Eads <gage.eads at intel.com>
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