Messages in this thread | | | Date | Fri, 15 Mar 2013 21:49:25 +0100 (CET) | From | Thomas Gleixner <> | Subject | Re: [PATCH] perf,x86: fix kernel crash with PEBS/BTS after suspend/resume |
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On Fri, 15 Mar 2013, Linus Torvalds wrote:
> On Fri, Mar 15, 2013 at 6:26 AM, Stephane Eranian <eranian@google.com> wrote: > > > > This patch fixes a kernel crash when using precise sampling (PEBS) > > after a suspend/resume. > > Yup, works. Applied. > > Can we please get rid of the crazy CPU notifier crap from the perf > code, and do this like we do most other wrmsr's etc? Doing > > git grep "case CPU_" arch/x86/kernel/cpu > > shows that the perf layer seems to be full of this kind of BS. This is > all CPU state, it should be initialized by the regular CPU > initialization code, not hooked up with some random callbacks.
It's on my list ....
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