Messages in this thread | | | Date | Mon, 29 Jun 2015 11:24:36 +0200 (CEST) | From | Thomas Gleixner <> | Subject | Re: [RESEND PATCH v3] clocksource: exynos_mct: fix for sleeping in atomic ctx handling cpu hotplug notif. |
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On Mon, 29 Jun 2015, Daniel Lezcano wrote:
> On 06/26/2015 03:23 PM, Damian Eppel wrote: > > This is to fix an issue of sleeping in atomic context when processing > > hotplug notifications in Exynos MCT(Multi-Core Timer). > > The issue was reproducible on Exynos 3250 (Rinato board) and Exynos 5420 > > (Arndale Octa board). > > > > Whilst testing cpu hotplug events on kernel configured with DEBUG_PREEMPT > > and DEBUG_ATOMIC_SLEEP we get following BUG message, caused by calling > > request_irq() and free_irq() in the context of hotplug notification > > (which is in this case atomic context). > > Applied as a 4.2 fix. > > Should it be tagged stable@ ?
I have that one queued in tip/timers/urgent already. Please check my branches before picking up stuff.
Thanks,
tglx
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