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SubjectRe: [PATCH v8 8/9] arch, mm: wire up memfd_secret system call were relevant
Hi Mike,

On Tue, Nov 10, 2020 at 05:14:43PM +0200, Mike Rapoport wrote:
> diff --git a/arch/arm64/include/asm/unistd32.h b/arch/arm64/include/asm/unistd32.h
> index 6c1dcca067e0..c71c3fe0b6cd 100644
> --- a/arch/arm64/include/asm/unistd32.h
> +++ b/arch/arm64/include/asm/unistd32.h
> @@ -891,6 +891,8 @@ __SYSCALL(__NR_faccessat2, sys_faccessat2)
> __SYSCALL(__NR_process_madvise, sys_process_madvise)
> #define __NR_watch_mount 441
> __SYSCALL(__NR_watch_mount, sys_watch_mount)
> +#define __NR_memfd_secret 442
> +__SYSCALL(__NR_memfd_secret, sys_memfd_secret)

arch/arm doesn't select ARCH_HAS_SET_DIRECT_MAP and doesn't support
memfd_secret(), so I wouldn't add it to the compat layer.

--
Catalin

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