netdev - Re: [PATCH net] net: add cpu

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

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-Id: <20130828.174622.268609863849057534.davem@davemloft.net>
Date:	Wed, 28 Aug 2013 17:46:22 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	eliezer.tamir@...ux.intel.com
Cc:	linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
	eliezer@...ir.org.il
Subject: Re: [PATCH net] net: add cpu_relax to busy poll loop

From: Eliezer Tamir <eliezer.tamir@...ux.intel.com>
Date: Sun, 25 Aug 2013 10:23:46 +0300

> Add a cpu_relaxt to sk_busy_loop.
> 
> Julie Cummings reported performance issues when hyperthreading is on.
> Arjan van de Ven observed that we should have a cpu_relax() in the
> busy poll loop.
> 
> Reported-by: Julie Cummings <julie.a.cummings@...el.com>
> Signed-off-by: Eliezer Tamir <eliezer.tamir@...ux.intel.com>

Applied, thank you.
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html