[PATCH] powerpc/mm: Revert "powerpc/mm: Remove DEBUG_VM_PGTABLE support on powerpc"

[Michael Ellerman]

"Aneesh Kumar K.V" <aneesh.kumar at linux.ibm.com> writes:
> This reverts commit 675bceb097e6 ("powerpc/mm: Remove DEBUG_VM_PGTABLE support on powerpc")
>
> All the related issues are fixed by the series
> https://lore.kernel.org/linux-mm/20200902114222.181353-1-aneesh.kumar@linux.ibm.com

Was that series merged?

If so this seems like this could be tagged as a Fix for the last commit
in that series.

cheers

> Hence enable it back
>
> Signed-off-by: Aneesh Kumar K.V <aneesh.kumar at linux.ibm.com>
> ---
>  Documentation/features/debug/debug-vm-pgtable/arch-support.txt | 2 +-
>  arch/powerpc/Kconfig                                           | 1 +
>  2 files changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/Documentation/features/debug/debug-vm-pgtable/arch-support.txt b/Documentation/features/debug/debug-vm-pgtable/arch-support.txt
> index 7aff505af706..fa83403b4aec 100644
> --- a/Documentation/features/debug/debug-vm-pgtable/arch-support.txt
> +++ b/Documentation/features/debug/debug-vm-pgtable/arch-support.txt
> @@ -21,7 +21,7 @@
>      |       nios2: | TODO |
>      |    openrisc: | TODO |
>      |      parisc: | TODO |
> -    |     powerpc: | TODO |
> +    |     powerpc: |  ok  |
>      |       riscv: |  ok  |
>      |        s390: |  ok  |
>      |          sh: | TODO |
> diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
> index 386ae12d8523..982c87d5c051 100644
> --- a/arch/powerpc/Kconfig
> +++ b/arch/powerpc/Kconfig
> @@ -119,6 +119,7 @@ config PPC
>  	#
>  	select ARCH_32BIT_OFF_T if PPC32
>  	select ARCH_HAS_DEBUG_VIRTUAL
> +	select ARCH_HAS_DEBUG_VM_PGTABLE
>  	select ARCH_HAS_DEVMEM_IS_ALLOWED
>  	select ARCH_HAS_ELF_RANDOMIZE
>  	select ARCH_HAS_FORTIFY_SOURCE
> -- 
> 2.30.2