linux-kernel - RE: [PATCH v2 10/33] x86/intel_rdt: Implement scheduling support for Intel RDT

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Message-ID: <3908561D78D1C84285E8C5FCA982C28F3A1D9F8B@ORSMSX114.amr.corp.intel.com>
Date:   Thu, 15 Sep 2016 21:40:04 +0000
From:   "Luck, Tony" <tony.luck@...el.com>
To:     "Yu, Fenghua" <fenghua.yu@...el.com>,
        Thomas Gleixner <tglx@...utronix.de>
CC:     "Anvin, H Peter" <h.peter.anvin@...el.com>,
        Ingo Molnar <mingo@...e.hu>,
        Peter Zijlstra <peterz@...radead.org>,
        Tejun Heo <tj@...nel.org>, "Borislav Petkov" <bp@...e.de>,
        Stephane Eranian <eranian@...gle.com>,
        Marcelo Tosatti <mtosatti@...hat.com>,
        David Carrillo-Cisneros <davidcc@...gle.com>,
        "Shaohua Li" <shli@...com>,
        "Shankar, Ravi V" <ravi.v.shankar@...el.com>,
        "Vikas Shivappa" <vikas.shivappa@...ux.intel.com>,
        "Prakhya, Sai Praneeth" <sai.praneeth.prakhya@...el.com>,
        linux-kernel <linux-kernel@...r.kernel.org>, x86 <x86@...nel.org>
Subject: RE: [PATCH v2 10/33] x86/intel_rdt: Implement scheduling support
 for Intel RDT

> How to do this? Should I change the line to
>
> + if (static_branch_unlikely(&rdt_enable_key))?

See Documentation/static-keys.txt, there are some examples.

also "git grep static_branch_unlikely" to see existing users

-Tony