linux-kernel - Re: smp_call_function

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Date:	Thu, 19 Feb 2015 09:39:18 -0800
From:	Linus Torvalds <torvalds@...ux-foundation.org>
To:	Rafael David Tinoco <inaddy@...ntu.com>
Cc:	Peter Zijlstra <peterz@...radead.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Jens Axboe <axboe@...nel.dk>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Gema Gomez <gema.gomez-solano@...onical.com>,
	Christopher Arges <chris.j.arges@...onical.com>,
	"the arch/x86 maintainers" <x86@...nel.org>
Subject: Re: smp_call_function_single lockups

On Thu, Feb 19, 2015 at 8:59 AM, Linus Torvalds
<torvalds@...ux-foundation.org> wrote:
>
> Are there known errata for the x2apic?

.. and in particular, do we still have to worry about the traditional
local apic "if there are more than two pending interrupts per priority
level, things get lost" problem?

I forget the exact details. Hopefully somebody remembers.

                      Linus
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