Messages in this thread | | | Date | Thu, 17 May 2012 10:39:21 +0100 | From | Catalin Marinas <> | Subject | Re: [RFC][PATCH 4/6] arm, mm: Convert arm to generic tlb |
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On Thu, May 17, 2012 at 10:30:23AM +0100, Catalin Marinas wrote: > Another minor thing is that on newer ARM processors (Cortex-A15) we > need the TLB shootdown even on UP systems, so tlb_fast_mode should > always return 0. Something like below (untested): > > > diff --git a/arch/arm/include/asm/tlb.h b/arch/arm/include/asm/tlb.h > index 37dbce9..8e79689 100644 > --- a/arch/arm/include/asm/tlb.h > +++ b/arch/arm/include/asm/tlb.h > @@ -23,6 +23,10 @@ > > #include <linux/pagemap.h> > > +#ifdef CONFIG_CPU_32v7 > +#define tlb_fast_mode (0) > +#endif > + > #include <asm-generic/tlb.h> > > #else /* !CONFIG_MMU */
This hunk should have been a few lines down for the CONFIG_MMU case.
-- Catalin
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