Messages in this thread | | | Date | Wed, 22 Apr 2015 08:07:34 +0200 | From | Ingo Molnar <> | Subject | Re: [PATCH 1/1] x86: replace cpu_up hard-coded mdelay with variable |
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* Paul Gortmaker <paul.gortmaker@windriver.com> wrote:
> On Sat, Apr 18, 2015 at 8:53 PM, Len Brown <lenb@kernel.org> wrote: > > From: Len Brown <len.brown@intel.com> > > > > [...] > > > diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig > > index b7d31ca..d2a91da 100644 > > --- a/arch/x86/Kconfig > > +++ b/arch/x86/Kconfig > > @@ -884,6 +884,21 @@ config SCHED_MC > > making when dealing with multi-core CPU chips at a cost of slightly > > increased overhead in some places. If unsure say N here. > > > > +config X86_INIT_MDELAY > > + int "Milliseconds to wait to de-assert INIT upon CPU startup" if SMP > > + range 0 10 > > + default "10" > > + ---help--- > > + This allows you to specify how long the BSP will delay > > + between asserting INIT and de-asserting INIT when starting another CPU. > > + This delay is paid on each cpu-online operation, including boot-time, > > + resume from suspend, and resume from hibernate. The the value of > > Happened to notice a 2x "The the..." when I came across this in > linux-next today and was reading the help out of curiousity...
Len, this commit isn't in a permanent Git tree yet, right? We want to do this through the x86 tree, and along the suggestions I made.
Thanks,
Ingo
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