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xen-devel
[Xen-devel] Re: [PATCH RFC V3 2/8] stop_machine: make stop_machine safe
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To: |
Rusty Russell <rusty@xxxxxxxxxxxxxxx> |
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Subject: |
[Xen-devel] Re: [PATCH RFC V3 2/8] stop_machine: make stop_machine safe and efficient to call early |
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From: |
Ingo Molnar <mingo@xxxxxxx> |
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Date: |
Mon, 10 Oct 2011 09:34:05 +0200 |
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Cc: |
Jeremy Fitzhardinge <jeremy@xxxxxxxx>, the arch/x86 maintainers <x86@xxxxxxxxxx>, Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>, Jeremy Fitzhardinge <jeremy.fitzhardinge@xxxxxxxxxx>, Jan Glauber <jang@xxxxxxxxxxxxxxxxxx>, Jason Baron <jbaron@xxxxxxxxxx>, David Daney <david.daney@xxxxxxxxxx>, Linux Kernel Mailing List <linux-kernel@xxxxxxxxxxxxxxx>, Steven Rostedt <rostedt@xxxxxxxxxxx>, Michael Ellerman <michael@xxxxxxxxxxxxxx>, Xen Devel <xen-devel@xxxxxxxxxxxxxxxxxxx>, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, "H. Peter Anvin" <hpa@xxxxxxxxxxxxxxx>, "David S. Miller" <davem@xxxxxxxxxxxxx> |
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Mon, 10 Oct 2011 00:36:39 -0700 |
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<cover.1317755691.git.jeremy.fitzhardinge@xxxxxxxxxx> <619c66d6da63aa086e2eac017e7aed216cc8ddc3.1317755691.git.jeremy.fitzhardinge@xxxxxxxxxx> <8762k4grwy.fsf@xxxxxxxxxxxxxxx> |
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Mutt/1.5.21 (2010-09-15) |
* Rusty Russell <rusty@xxxxxxxxxxxxxxx> wrote:
> On Tue, 4 Oct 2011 12:18:03 -0700, Jeremy Fitzhardinge <jeremy@xxxxxxxx>
> wrote:
> > From: Jeremy Fitzhardinge <jeremy.fitzhardinge@xxxxxxxxxx>
> >
> > Make stop_machine() safe to call early in boot, before stop_machine()
> > has been set up, by simply calling the callback function directly if
> > there's only one CPU online.
>
> Not that you need this, since it's >90% Tejun's code now, but:
>
> Acked-by: Rusty Russell <rusty@xxxxxxxxxxxxxxx>
hey, extra review is always useful.
Jeremy, Tejun, what's the expected merge path of these changes?
Thanks,
Ingo
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