[dpdk-dev] [dpdk-stable] [PATCH] config: enable packet prefetching with Meson

Thomas Monjalon thomas at monjalon.net
Sat Nov 14 09:51:47 CET 2020


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 at intel.com>
> > Suggested-by: David Marchand <david.marchand at redhat.com>
> > Signed-off-by: Maxime Coquelin <maxime.coquelin at 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 at 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.




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