[dpdk-dev] [PATCH v2 3/4] net/e1000: fix VF RX queue interrupt enabling

Zhang, Helin helin.zhang at intel.com
Fri Jan 26 16:41:05 CET 2018



> -----Original Message-----
> From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of Zhang, Helin
> Sent: Friday, January 26, 2018 11:33 PM
> To: Lu, Wenzhuo; dev at dpdk.org
> Cc: Lu, Wenzhuo; stable at dpdk.org
> Subject: Re: [dpdk-dev] [PATCH v2 3/4] net/e1000: fix VF RX queue interrupt
> enabling
> 
> 
> 
> > -----Original Message-----
> > From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of Wenzhuo Lu
> > Sent: Wednesday, January 24, 2018 4:17 PM
> > To: dev at dpdk.org
> > Cc: Lu, Wenzhuo; stable at dpdk.org
> > Subject: [dpdk-dev] [PATCH v2 3/4] net/e1000: fix VF RX queue
> > interrupt enabling
> >
> > When using UIO, after enabling the interrupt to get the PF message, VF
> > RX queue interrupt is not working.
> > It's expected, as UIO doesn't support multiple interrupt.
> > So, PMD should not try to enable RX queue interrupt. Then APP can know
> > the RX queue interrupt is not enabled and only choose the polling mode.
> >
> > Fixes: 316f4f1adc2e ("net/igb: support VF mailbox interrupt for link
> > up/down")
> > CC: stable at dpdk.org
> >
> > Signed-off-by: Wenzhuo Lu <wenzhuo.lu at intel.com>
> Acked-by: Helin Zhang <helin.zhang at intel.com>
Applied to dpdk-next-net-intel, with commit log changes. Thanks!

/Helin


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