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From: Ingo Molnar <mingo@elte.hu>
To: Cyrill Gorcunov <gorcunov@gmail.com>
Cc: Glauber Costa <glommer@gmail.com>,
	LKML <linux-kernel@vger.kernel.org>,
	"H. Peter Anvin" <hpa@zytor.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	"Maciej W. Rozycki" <macro@linux-mips.org>,
	Max Kellermann <mk@cm4all.com>
Subject: Re: [PATCH -tip] x86: do_boot_cpu - check if we have ESR register
Date: Wed, 22 Oct 2008 17:04:16 +0200	[thread overview]
Message-ID: <20081022150416.GF23060@elte.hu> (raw)
In-Reply-To: <20081022150251.GE9639@localhost>


* Cyrill Gorcunov <gorcunov@gmail.com> wrote:

> [Ingo Molnar - Wed, Oct 22, 2008 at 04:59:09PM +0200]
> | 
> | > > | > -		apic_write(APIC_ESR, 0);
> | > > | > -		apic_read(APIC_ESR);
> | > > | > +		if (APIC_INTEGRATED(apic_version[phys_apicid])) {
> | > > | > +			apic_write(APIC_ESR, 0);
> | > > | > +			apic_read(APIC_ESR);
> | > > | > +		}
> | 
> | this wouldnt build with certain configs:
> | 
> | arch/x86/kernel/smpboot.c: In function 'do_boot_cpu':
> | arch/x86/kernel/smpboot.c:897: error: 'phys_apicid' undeclared (first use in this function)
> | arch/x86/kernel/smpboot.c:897: error: (Each undeclared identifier is reported only once
> | arch/x86/kernel/smpboot.c:897: error: for each function it appears in.)
> | include/asm/io_32.h: In function 'memcpy_fromio':
> | 
> | because phys_apicid is not available in the !WAKE_SECONDARY_VIA_INIT 
> | case. Changed it to boot_cpu_physical_apicid - that should be good 
> | enough.
> | 
> | 	Ingo
> | 
> 
> Did you fixed it? (oh... actually I've been compilling the patch
> but had this CONFIG turned on and didn't catch this issue)

yeah, fixed it up, dont worry about it.

	Ingo

  reply	other threads:[~2008-10-22 15:04 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-10-22 14:00 [PATCH -tip] x86: do_boot_cpu - check if we have ESR register Cyrill Gorcunov
2008-10-22 14:13 ` Ingo Molnar
2008-10-22 14:17   ` Glauber Costa
2008-10-22 15:42     ` Maciej W. Rozycki
2008-10-22 14:17   ` Cyrill Gorcunov
2008-10-22 14:23     ` Ingo Molnar
2008-10-22 14:52       ` Cyrill Gorcunov
2008-10-22 14:59       ` Ingo Molnar
2008-10-22 15:02         ` Cyrill Gorcunov
2008-10-22 15:04           ` Ingo Molnar [this message]
2008-10-22 15:06             ` Cyrill Gorcunov
2008-10-22 15:18       ` Max Kellermann
2008-10-22 15:52       ` Maciej W. Rozycki
2008-10-22 15:41   ` Maciej W. Rozycki
2008-10-22 15:29 ` Maciej W. Rozycki

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