From: "Maciej W. Rozycki" <macro@linux-mips.org>
To: Cyrill Gorcunov <gorcunov@openvz.org>
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 -- reduce disable_apic usage
Date: Sun, 5 Jul 2009 17:38:52 +0100 (BST) [thread overview]
Message-ID: <alpine.LFD.2.00.0907051737100.13862@eddie.linux-mips.org> (raw)
In-Reply-To: <20090705162044.GC4791@lenovo>
On Sun, 5 Jul 2009, Cyrill Gorcunov wrote:
> Here is an attempt to bring more consistency for apic
> presence check. I hope I covered all the code flows.
> Though it's RFC. Please review and test if possible.
>
> -- Cyrill
> ---
> Instead of messing with (cpu_has_apic|disable_apic)
> to check if we have apic functional, better to distinguish
> them by logical kind. cpu_has_apic -- to check if we may
> use apic functionality, disable_apic -- to note that
> apic was disabled via command line.
How do you set cpu_has_apic for systems with discrete local APICs? The
CPUID flag is not set in this case.
Maciej
next prev parent reply other threads:[~2009-07-05 16:32 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-07-05 16:20 Cyrill Gorcunov
2009-07-05 16:38 ` Maciej W. Rozycki [this message]
2009-07-05 16:59 ` Cyrill Gorcunov
2009-07-05 17:12 ` Cyrill Gorcunov
2009-07-05 17:17 ` Cyrill Gorcunov
2009-07-05 17:47 ` Maciej W. Rozycki
2009-07-05 18:12 ` Cyrill Gorcunov
2009-07-05 17:30 ` H. Peter Anvin
2009-07-05 19:02 ` Cyrill Gorcunov
2009-07-05 19:18 ` H. Peter Anvin
2009-07-05 19:46 ` Cyrill Gorcunov
2009-07-07 23:49 ` Maciej W. Rozycki
2009-07-08 14:44 ` Cyrill Gorcunov
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