From: Christopher Schramm <debian@shakaweb.org>
To: Ingo Molnar <mingo@elte.hu>
Cc: Yinghai Lu <yinghai@kernel.org>,
"Maciej W. Rozycki" <macro@linux-mips.org>,
Thomas Gleixner <tglx@linutronix.de>,
"H. Peter Anvin" <hpa@zytor.com>,
linux-kernel@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: APIC problem report
Date: Thu, 19 Mar 2009 18:44:52 +0100 [thread overview]
Message-ID: <49C28494.5030403@shakaweb.org> (raw)
In-Reply-To: <20090319154955.GA21034@elte.hu>
Ingo Molnar schrieb:
> By the looks of it, chances are that various APIC fixes and
> robustization patches might have fixed your problem:
>
> 691874f: x86: I/O APIC: timer through 8259A second-chance
> 03be750: x86: I/O APIC: keep the timer IRQ masked during set-up
> 24742ec: x86: I/O APIC: unmask the second-chance timer interrupt
> d11d579: x86: I/O APIC: AEOI timer acknowledgement clean-ups
>
> These first showed up in v2.6.27. Which would match your reported
> symptoms of v2.6.26 failig and 2.6.28 working.
Yes, you're right. Looking at the detailed kernel messages, the "8259A
second-chance" seems to do the trick. So it's already tackled. :-)
Christopher
next prev parent reply other threads:[~2009-03-19 17:46 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-03-19 8:12 APIC problem report Christopher Schramm
2009-03-19 10:01 ` Ingo Molnar
2009-03-19 14:30 ` Christopher Schramm
2009-03-19 15:49 ` Ingo Molnar
2009-03-19 17:44 ` Christopher Schramm [this message]
2009-03-21 0:43 ` Robert Hancock
2009-03-21 10:09 ` Ingo Molnar
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