Re: [BUG] msr-trace.h:42 suspicious rcu_dereference_check() usage!

From	Borislav Petkov <bp@alien8.de>
Newsgroups	linux.kernel
Subject	Re: [BUG] msr-trace.h:42 suspicious rcu_dereference_check() usage!
Date	2017-02-23 19:30 +0100
Message-ID	<te6jo-4Yu-15@gated-at.bofh.it> (permalink)
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On Thu, Feb 23, 2017 at 06:28:01PM +0100, Peter Zijlstra wrote:
> I think Boris and Thomas were talking about moving the entire c1e
> detection out of there.

Yeah, see

07c94a381253 ("x86/amd: Simplify AMD E400 aware idle routine")

tglx and I got rid of reading that MSR in the idle routine.

-- 
Regards/Gruss,
    Boris.

Good mailing practices for 400: avoid top-posting and trim the reply.

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Re: [BUG] msr-trace.h:42 suspicious rcu_dereference_check() usage! Jiri Olsa <jolsa@redhat.com> - 2017-02-23 13:30 +0100
  Re: [BUG] msr-trace.h:42 suspicious rcu_dereference_check() usage! Andi Kleen <andi@firstfloor.org> - 2017-02-23 18:20 +0100
  Re: [BUG] msr-trace.h:42 suspicious rcu_dereference_check() usage! Peter Zijlstra <peterz@infradead.org> - 2017-02-23 18:30 +0100
    Re: [BUG] msr-trace.h:42 suspicious rcu_dereference_check() usage! Borislav Petkov <bp@alien8.de> - 2017-02-23 19:30 +0100

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