lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Wed, 26 Oct 2016 10:21:52 -0700
From: Jeff Kirsher <jeffrey.t.kirsher@...el.com>
To: Alexander Duyck <alexander.h.duyck@...el.com>,
netdev@...r.kernel.org, intel-wired-lan@...ts.osuosl.org,
linux-kernel@...r.kernel.org, linux-mm@...ck.org
Cc: davem@...emloft.net, brouer@...hat.com
Subject: Re: [Intel-wired-lan] [net-next PATCH 26/27] igb: Update code to
better handle incrementing page count
On Tue, 2016-10-25 at 11:39 -0400, Alexander Duyck wrote:
> This patch updates the driver code so that we do bulk updates of the page
> reference count instead of just incrementing it by one reference at a
> time.
> The advantage to doing this is that we cut down on atomic operations and
> this in turn should give us a slight improvement in cycles per packet.
> In
> addition if we eventually move this over to using build_skb the gains
> will
> be more noticeable.
>
> Signed-off-by: Alexander Duyck <alexander.h.duyck@...el.com>
Acked-by: Jeff Kirsher <jeffrey.t.kirsher@...el.com>
Download attachment "signature.asc" of type "application/pgp-signature" (820 bytes)
Powered by blists - more mailing lists