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Sat, 14 Nov 2020 03:51:48 -0500 (EST)
From: Thomas Monjalon <thomas@monjalon.net>
To: Maxime Coquelin <maxime.coquelin@redhat.com>
Cc: stable@dpdk.org, dev@dpdk.org, yong.liu@intel.com,
david.marchand@redhat.com, Bruce Richardson <bruce.richardson@intel.com>
Date: Sat, 14 Nov 2020 09:51:47 +0100
Message-ID: <11842873.9WOr1mrSjh@thomas>
In-Reply-To: <20201113150523.GA1441@bricha3-MOBL.ger.corp.intel.com>
References: <20201113145212.486443-1-maxime.coquelin@redhat.com>
<20201113150523.GA1441@bricha3-MOBL.ger.corp.intel.com>
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Subject: Re: [dpdk-stable] [PATCH] config: enable packet prefetching with
Meson
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Sender: "stable" <stable-bounces@dpdk.org>
13/11/2020 16:05, Bruce Richardson:
> On Fri, Nov 13, 2020 at 03:52:12PM +0100, Maxime Coquelin wrote:
> > With Make build system, RTE_PMD_PACKET_PREFETCH was enabled
> > by default. It got lost when transitioning to Meson build
> > system.
> >
> > In order to avoid performance changes, this patch enables
> > packet prefetching in rte_config.h.
> >
> > Reported-by: Marvin Liu <yong.liu@intel.com>
> > Suggested-by: David Marchand <david.marchand@redhat.com>
> > Signed-off-by: Maxime Coquelin <maxime.coquelin@redhat.com>
> > ---
> >
> > Hi Bruce,
> >
> > We were not sure whether adding below Fixes tag so that it is
> > backported to LTSes. What do you think?
> >
> > Fixes: 9314afb68a53 ("drivers: add infrastructure for meson build")
> > Cc: stable@dpdk.org
> >
> > config/rte_config.h | 3 +++
> > 1 file changed, 3 insertions(+)
> >
> I view it as a gap in the transition from make to meson, so +1 for
> adding these. Stable maintainers can then decide themselves on whether to
> accept the patch or not.
Applied with backport info, thanks.