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Date: Wed, 09 Apr 2014 09:21:39 +0800 From: Jet Chen <jet.chen@...el.com> To: Viresh Kumar <viresh.kumar@...aro.org>, "abd38155f8293923de5953cc063f9e2d7ecb3f04.1396679170.git.viresh.kumar@...aro.org" <abd38155f8293923de5953cc063f9e2d7ecb3f04.1396679170.git.viresh.kumar@...aro.org> CC: "Wu, Fengguang" <fengguang.wu@...el.com>, LKML <linux-kernel@...r.kernel.org> Subject: Re: [clocksource] INFO: possible irq lock inversion dependency detected On 04/08/2014 01:21 PM, Viresh Kumar wrote: > On 8 April 2014 09:29, Jet Chen <jet.chen@...el.com> wrote: >> (Sorry for previous bad format email) >> Your patch on my testing branch in LKP system: >> git://bee.sh.intel.com/git/tchen37/linux.git timer_debug3 got the below >> dmesg. >> FYI, I applied your patch on the top of commit >> 6378cb51af5f4743db0dcb3cbcf862eac5908754 - timer: don't migrate pinned >> timers. > > Hi Jet, > > Thanks for your efforts. It looks like we must use spin_lock_irqsave() here. > And that's all we need to fix this issue.. > spin_lock_irqsave() does fix this issue. Tested-by: Jet Chen <jet.chen@...el.com> > To get the right order in which patches must be applied (obviously with the > updates I have), please pick this branch: > > git://git.linaro.org/people/viresh.kumar/linux.git isolate-cpusets > > I hope this fixes the issues you were getting. > -- 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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