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Date: Wed, 17 Dec 2014 18:14:04 +0100 From: Peter Zijlstra <peterz@...radead.org> To: Konrad Rzeszutek Wilk <konrad.wilk@...cle.com> Cc: Andy Lutomirski <luto@...capital.net>, Linus Torvalds <torvalds@...ux-foundation.org>, Mel Gorman <mgorman@...e.de>, Thomas Gleixner <tglx@...utronix.de>, Steven Rostedt <rostedt@...dmis.org>, Tejun Heo <tj@...nel.org>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, Arnaldo Carvalho de Melo <acme@...stprotocols.net>, Frederic Weisbecker <fweisbec@...il.com>, Don Zickus <dzickus@...hat.com>, Dave Jones <davej@...hat.com>, the arch/x86 maintainers <x86@...nel.org> Subject: Re: frequent lockups in 3.18rc4 On Wed, Dec 17, 2014 at 12:01:39PM -0500, Konrad Rzeszutek Wilk wrote: > > Linus, do you have a pointer to whatever version of the patch you tried? > > The patch was this: > > a) http://article.gmane.org/gmane.linux.kernel/1835331 > > Then Jurgen had a patch: > https://lkml.kernel.org/g/CA+55aFxSRujj=cM1NkXYvxmo=Y1hb1e3tgLhdh1JDphzV6WKRw@mail.gmail.com > which was one fix for one bug that ended up being fixed in QEMU - so > it can be ignored. > > But my understanding of that thread was that it said patch 'a)' did not > fix Dave's issues - and the conversation went off on NMI watchdog? > > I will look up the giant thread to make sense. No, you're right in that the patch didn't solve the issue at hand and that the conversation moved on into a different direction. But I would very much like to see it (or something very much like it) happen, because it does make the code much saner. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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