Re: [PATCH V4] x86: call smp vmxoff in smp stop

From: Ingo Molnar
Date: Wed Apr 19 2017 - 05:50:15 EST



* Paolo Bonzini <pbonzini@xxxxxxxxxx> wrote:

>
> > > On 18/01/2017 12:32, Xishi Qiu wrote:
> > > > From: Tiantian Feng <fengtiantian@xxxxxxxxxx>
> > > >
> > > > We need to disable VMX on all CPUs before stop cpu when OS panic,
> > > > otherwisewe risk hanging up the machine, because the CPU ignore INIT
> > > > signals when VMX is enabled. In kernel mainline this issue existence.
> >
> > Yes, but the changelog is atrcious:
> >
> > - title should describe the purpose, not the implementation
> >
> > - CPU is spelled 'CPU' once, then 'cpu' _in the same sentence_!
> >
> > - typos
> >
> > - spelling
> >
> > - the last sentence doesn't even parse ...
> >
> > Still it's already at V4 and comes with two signoffs and what amounts to a
> > maintainer Ack??
>
> Well, the v2-v4 were really just about getting the signoffs right. At some
> point you just get desensitized about the changelog. :(
>
> I'll post v5 with a rewritten commit message.

Thanks!

Ingo