linux-kernel - Re: [PATCH 4/7] x86/intel_rdt: Implement scheduling support for Intel RDT

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

Message-ID: <20150506075002.GT23123@twins.programming.kicks-ass.net>
Date:	Wed, 6 May 2015 09:50:02 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	Vikas Shivappa <vikas.shivappa@...el.com>
Cc:	Vikas Shivappa <vikas.shivappa@...ux.intel.com>,
	linux-kernel@...r.kernel.org, x86@...nel.org, hpa@...or.com,
	tglx@...utronix.de, mingo@...nel.org, tj@...nel.org,
	matt.fleming@...el.com, will.auld@...el.com,
	peter.zijlstra@...el.com, h.peter.anvin@...el.com,
	kanaka.d.juvva@...el.com
Subject: Re: [PATCH 4/7] x86/intel_rdt: Implement scheduling support for
 Intel RDT

On Tue, May 05, 2015 at 05:19:40PM -0700, Vikas Shivappa wrote:
> However Matt pointed out I could improve this to
> if (static_key_false)
> 	{ rdt_sched_in(); }
> instead of a static inline which i will update. Will update the commit
> message to include these details.

Indeed, that causes minimal I$ bloat / impact for people not using this
feature.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/