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Date:   Sun, 26 Jul 2020 10:44:48 -0700 (PDT)
Subject:     Re: [PATCH 4/6] arch, mm: wire up secretmemfd system call were relevant
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From:   Palmer Dabbelt <palmer@dabbelt.com>
To:     rppt@kernel.org
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On Mon, 20 Jul 2020 02:24:33 PDT (-0700), rppt@kernel.org wrote:
> From: Mike Rapoport <rppt@linux.ibm.com>
>
> Wire up secretmemfd system call on architectures that define
> ARCH_HAS_SET_DIRECT_MAP, namely arm64, risc-v and x86.
>
> Signed-off-by: Mike Rapoport <rppt@linux.ibm.com>
> ---
>  arch/arm64/include/asm/unistd32.h      | 2 ++
>  arch/arm64/include/uapi/asm/unistd.h   | 1 +
>  arch/riscv/include/asm/unistd.h        | 1 +
>  arch/x86/entry/syscalls/syscall_32.tbl | 1 +
>  arch/x86/entry/syscalls/syscall_64.tbl | 1 +
>  include/linux/syscalls.h               | 1 +
>  include/uapi/asm-generic/unistd.h      | 7 ++++++-
>  7 files changed, 13 insertions(+), 1 deletion(-)
>
> diff --git a/arch/riscv/include/asm/unistd.h b/arch/riscv/include/asm/unistd.h
> index 977ee6181dab..9e47d9aed5eb 100644
> --- a/arch/riscv/include/asm/unistd.h
> +++ b/arch/riscv/include/asm/unistd.h
> @@ -9,6 +9,7 @@
>   */
>
>  #define __ARCH_WANT_SYS_CLONE
> +#define __ARCH_WANT_SECRETMEMFD
>
>  #include <uapi/asm/unistd.h>

Acked-by: Palmer Dabbelt <palmerdabbelt@google.com>