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From: "Liu, Yong" <yong.liu@intel.com>
To: Stephen Hemminger <stephen@networkplumber.org>
Cc: "Richardson, Bruce" <bruce.richardson@intel.com>,
	"dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH] build: enable packet data prefetch
Date: Wed, 23 Sep 2020 02:00:20 +0000
Message-ID: <b3637be8a4f14ea1ba5df433aa2cae78@intel.com> (raw)
In-Reply-To: <20200922071151.2bd35352@hermes.lan>



> -----Original Message-----
> From: Stephen Hemminger <stephen@networkplumber.org>
> Sent: Tuesday, September 22, 2020 10:12 PM
> To: Liu, Yong <yong.liu@intel.com>
> Cc: Richardson, Bruce <bruce.richardson@intel.com>; dev@dpdk.org
> Subject: Re: [dpdk-dev] [PATCH] build: enable packet data prefetch
> 
> On Tue, 22 Sep 2020 16:21:35 +0800
> Marvin Liu <yong.liu@intel.com> wrote:
> 
> > Data prefetch instruction can preload data into cpu’s hierarchical
> > cache before data access. Virtualized data paths like virtio utilized
> > this feature for acceleration. Since most modern cpus have support
> > prefetch function, we can enable packet data prefetch as default.
> >
> > Signed-off-by: Marvin Liu <yong.liu@intel.com>
> >
> 
> With meson, the project has been using rte_config.h for this.

Thanks a lot,  will send v2 for the change. 

Regards,
Marvin

  reply	other threads:[~2020-09-23  2:00 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-22  8:21 Marvin Liu
2020-09-22 14:11 ` Stephen Hemminger
2020-09-23  2:00   ` Liu, Yong [this message]
2020-09-23  1:51 ` [dpdk-dev] [PATCH v2] config: " Marvin Liu
2020-10-14 22:02   ` Thomas Monjalon
2020-10-15  1:21     ` Liu, Yong
2020-10-15  4:09       ` Honnappa Nagarahalli
2020-10-15  8:23         ` Liu, Yong
2020-10-15  9:21           ` Thomas Monjalon
2020-10-15 14:38             ` Honnappa Nagarahalli
2020-11-03  1:57   ` [dpdk-dev] [PATCH v3] drivers/net: enable packet data prefetch on x86 Marvin Liu

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