[PATCH v3] powerpc/kernel/sysfs: Add new config option PMU_SYSFS to enable PMU SPRs sysfs file creation

Michael Ellerman mpe at ellerman.id.au
Tue Jan 7 22:10:18 AEDT 2020


Kajol Jain <kjain at linux.ibm.com> writes:
> diff --git a/arch/powerpc/platforms/Kconfig.cputype b/arch/powerpc/platforms/Kconfig.cputype
> index 12543e53fa96..58c72b9b8902 100644
> --- a/arch/powerpc/platforms/Kconfig.cputype
> +++ b/arch/powerpc/platforms/Kconfig.cputype
> @@ -417,6 +417,12 @@ config PPC_MM_SLICES
>  config PPC_HAVE_PMU_SUPPORT
>         bool
>  
> +config PMU_SYSFS
> +	bool
> +	default n
> +	help
> +	  This option enables sysfs file creation for PMU SPRs like MMCR* and PMC*.

This isn't user-selectable. It needs a description after `bool` to be
user-selectable.

cheers


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