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Message-ID: <CANMivWZsFaXHChKP0PE1KmWm2T-hWp+VNYKoW1XexQjrqXO=DQ@mail.gmail.com> Date: Fri, 27 Apr 2012 15:20:02 -0700 From: Sameer Nanda <snanda@...omium.org> To: Andrew Morton <akpm@...ux-foundation.org> Cc: mingo@...hat.com, peterz@...radead.org, len.brown@...el.com, pavel@....cz, rjw@...k.pl, dzickus@...hat.com, msb@...omium.org, linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org, olofj@...omium.org Subject: Re: [PATCH] watchdog: fix for lockup detector breakage on resume On Fri, Apr 27, 2012 at 3:03 PM, Andrew Morton <akpm@...ux-foundation.org> wrote: > On Fri, 27 Apr 2012 14:40:01 -0700 > Sameer Nanda <snanda@...omium.org> wrote: > >> On Fri, Apr 27, 2012 at 2:12 PM, Andrew Morton >> <akpm@...ux-foundation.org> wrote: >> >> This call actually happens on "exit from suspend" or "entry into >> resume" processing so >> how about something like: >> >> On exit from suspend we force an offline->online transition on the boot CPU so >> that the PMU state that was lost while in suspended state gets set up properly >> for the boot CPU. This information is required for restarting the NMI watchdog. > > OK, let's use that. > >> > Also, this is all dead code if CONFIG_SUSPEND=n, so how about >> > > > You had no comments about this? Looks good to me. Thanks for including this in the mm tree! -- Sameer -- 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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