14/11/2020 09:51, Thomas Monjalon: > 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 <[email protected]> > > > Suggested-by: David Marchand <[email protected]> > > > Signed-off-by: Maxime Coquelin <[email protected]> [...] > > Applied with backport info, thanks.
Note that it is added back for "compatibility", but I am still in favour of dropping this config option, replaced by arch decision if any: http://inbox.dpdk.org/dev/3677226.MZCibFMyqQ@thomas/ The decision of such optimization should be done in DPDK project, not in the hand of the packager.
