From: "Maciej W. Rozycki" <macro@linux-mips.org>
To: Cyrill Gorcunov <gorcunov@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>, "H. Peter Anvin" <hpa@zytor.com>,
Thomas Gleixner <tglx@linutronix.de>,
Yinghai Lu <yinghai@kernel.org>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [RFC -tip] x86,apic - set cpu_has_apic for discrete apic
Date: Sun, 12 Jul 2009 01:41:54 +0100 (BST) [thread overview]
Message-ID: <alpine.LFD.2.00.0907120141020.13862@eddie.linux-mips.org> (raw)
In-Reply-To: <20090711212929.GG5325@lenovo>
On Sun, 12 Jul 2009, Cyrill Gorcunov wrote:
> In case of discrete apic (due to hardware or firmware reason)
> cpuid may not retrieve cpu_has_apic bit. So for SMP
> compiled kernels instead of long check we may set "fake"
> cpu_has_apic bit and check only the bit in further code
> flow.
>
> Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
> ---
>
> Please review carefully.
Sure: how did you test it or plan to do so?
Maciej
next prev parent reply other threads:[~2009-07-12 0:42 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-07-11 21:29 Cyrill Gorcunov
2009-07-12 0:41 ` Maciej W. Rozycki [this message]
2009-07-12 5:52 ` Cyrill Gorcunov
2009-07-12 6:31 ` Maciej W. Rozycki
2009-07-12 6:34 ` Cyrill Gorcunov
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