Re: [PATCH V3 04/30] powerpc/mm: Enable ARCH_HAS_VM_GET_PAGE_PROT

From: Michael Ellerman
Date: Wed Mar 02 2022 - 00:23:30 EST


Anshuman Khandual <anshuman.khandual@xxxxxxx> writes:
> This defines and exports a platform specific custom vm_get_page_prot() via
> subscribing ARCH_HAS_VM_GET_PAGE_PROT. Subsequently all __SXXX and __PXXX
> macros can be dropped which are no longer needed. While here, this also
> localizes arch_vm_get_page_prot() as powerpc_vm_get_page_prot() and moves
> it near vm_get_page_prot().
>
> Cc: Michael Ellerman <mpe@xxxxxxxxxxxxxx>
> Cc: Paul Mackerras <paulus@xxxxxxxxx>
> Cc: linuxppc-dev@xxxxxxxxxxxxxxxx
> Cc: linux-kernel@xxxxxxxxxxxxxxx
> Signed-off-by: Anshuman Khandual <anshuman.khandual@xxxxxxx>
> ---
> arch/powerpc/Kconfig | 1 +
> arch/powerpc/include/asm/mman.h | 12 ------
> arch/powerpc/include/asm/pgtable.h | 19 ----------
> arch/powerpc/mm/mmap.c | 59 ++++++++++++++++++++++++++++++
> 4 files changed, 60 insertions(+), 31 deletions(-)

Acked-by: Michael Ellerman <mpe@xxxxxxxxxxxxxx> (powerpc)

cheers