[RFC PATCH V4 3/7] arm: mm: Enable HAVE_RCU_TABLE_FREE logic

Catalin Marinas catalin.marinas at arm.com
Thu May 1 04:11:21 PDT 2014


On Fri, Mar 28, 2014 at 03:01:28PM +0000, Steve Capper wrote:
> diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
> index 1594945..7d5340d 100644
> --- a/arch/arm/Kconfig
> +++ b/arch/arm/Kconfig
> @@ -58,6 +58,7 @@ config ARM
>  	select HAVE_PERF_EVENTS
>  	select HAVE_PERF_REGS
>  	select HAVE_PERF_USER_STACK_DUMP
> +	select HAVE_RCU_TABLE_FREE if SMP

You select this if (SMP && CPU_V7). On ARMv6 SMP systems we use IPI for
TLB maintenance already.

-- 
Catalin



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