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Date: Fri, 30 Dec 2011 08:07:09 -0700 From: Tim Gardner <tim.gardner@...onical.com> To: Linus Torvalds <torvalds@...ux-foundation.org> CC: Jonathan Nieder <jrnieder@...il.com>, Thomas Gleixner <tglx@...utronix.de>, Greg KH <gregkh@...e.de>, linux-kernel@...r.kernel.org, stable@...r.kernel.org, akpm@...ux-foundation.org, Alan Cox <alan@...rguk.ukuu.org.uk>, Phil Miller <mille121@...inois.edu> Subject: Re: [27/27] clockevents: Set noop handler in clockevents_exchange_device() On 12/29/2011 06:05 PM, Linus Torvalds wrote: > On Thu, Dec 29, 2011 at 4:09 AM, Jonathan Nieder<jrnieder@...il.com> wrote: >> >> This is basically the reverse of 7c1e768974 (clockevents: prevent >> clockevent event_handler ending up handler_noop, 2008-09-03). The >> rationale for the latter still applies. > > Hmm. You seem to be right. Instead of applying this to stable, it > looks like we should revert it from mainline. > >> People have been reporting >> the analagous patch to this one causing hangs on resume in 3.1.y and >> 3.2 release candidates: >> >> - http://thread.gmane.org/gmane.linux.kernel/1233033 >> - http://thread.gmane.org/gmane.linux.kernel/1233389 >> - http://thread.gmane.org/gmane.linux.kernel/1233159 >> - http://thread.gmane.org/gmane.linux.kernel/1227868/focus=1230877 >> >> So please consider reverting it for now. > > Thomas? It does seem to be broken and there do seem to be regression > reports about it. > > Should I revert it, or do you have alternative fixes? > > Linus > -- We (Ubuntu) are seeing this issue as well in both 3.0.13 and 3.2-rc6: https://lkml.org/lkml/2011/12/24/33 Reverting that single patch alleviates the resume regression. rtg -- Tim Gardner tim.gardner@...onical.com -- 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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