linux-kernel - Re: [PATCH v3] x86: Fix sibling map with NumaChip

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Message-ID: <20150304092221.GG3233@pd.tnic>
Date:	Wed, 4 Mar 2015 10:22:21 +0100
From:	Borislav Petkov <bp@...en8.de>
To:	Ingo Molnar <mingo@...nel.org>
Cc:	Daniel J Blueman <daniel@...ascale.com>,
	Ingo Molnar <mingo@...hat.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>, x86@...nel.org,
	linux-kernel@...r.kernel.org, Steffen Persvold <sp@...ascale.com>
Subject: Re: [PATCH v3] x86: Fix sibling map with NumaChip

On Wed, Mar 04, 2015 at 05:52:04AM +0100, Ingo Molnar wrote:
> Hm, so why doesn't this_cpu_has() work? Supposedly such flags ought to 
> be symmetric on all CPUs in the system?

Actually, static_cpu_has_safe() should be the fastest and the safest to
use in all cases.

-- 
Regards/Gruss,
    Boris.

ECO tip #101: Trim your mails when you reply.
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