Joyce Kong
> ; Steve Capper
> Subject: Re: [dpdk-dev] [PATCH v1 3/3] net/i40e: auto-vectorization to speed
> up Tx free
>
> On Sat, Mar 7, 2020 at 8:34 PM Gavin Hu wrote:
> >
> > Hi Jerin,
> >
> > > -Original Message-
> > > From: Jerin Jacob
t; > jer...@marvell.com; Ye, Xiaolong ; Honnappa
> > Nagarahalli ; Ruifeng Wang
> > ; Phil Yang ; Joyce Kong
> > ; Steve Capper
> > Subject: Re: [dpdk-dev] [PATCH v1 3/3] net/i40e: auto-vectorization to
> > speed up Tx free
> >
> > On Fri, Mar 6, 2020 at 10:35 A
Joyce Kong
> ; Steve Capper
> Subject: Re: [dpdk-dev] [PATCH v1 3/3] net/i40e: auto-vectorization to
> speed up Tx free
>
> On Fri, Mar 6, 2020 at 10:35 AM Gavin Hu wrote:
> >
> > Tx mbuf free is a hotspot for i40e on aarch64, as there are no
> > inter-loop dependenc
06/03/2020 08:44, Jerin Jacob:
> On Fri, Mar 6, 2020 at 10:35 AM Gavin Hu wrote:
> > --- a/drivers/net/i40e/i40e_rxtx_vec_common.h
> > +++ b/drivers/net/i40e/i40e_rxtx_vec_common.h
> > @@ -98,6 +98,11 @@ i40e_tx_free_bufs(struct i40e_tx_queue *txq)
> > if (likely(m != NULL)) {
> >
On Fri, Mar 6, 2020 at 10:35 AM Gavin Hu wrote:
>
> Tx mbuf free is a hotspot for i40e on aarch64, as there are no
> inter-loop dependencies, it is safe to enable auto-vectorization
> to speed up.
>
> This patch showed 2~3% performance lift on ThunderX2 and no degradation
> on Arm N1SDP. The test
Tx mbuf free is a hotspot for i40e on aarch64, as there are no
inter-loop dependencies, it is safe to enable auto-vectorization
to speed up.
This patch showed 2~3% performance lift on ThunderX2 and no degradation
on Arm N1SDP. The test case is single core RFC2544 zero-loss test.
Signed-off-by: Ga
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