linux-kernel - Re: [PATCH] asm-generic: wire up preadv2/pwritev2

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Date:	Wed, 20 Apr 2016 10:28:22 +0100
From:	Will Deacon <will.deacon@....com>
To:	Christoph Hellwig <hch@....de>
Cc:	arnd@...db.de, linux-arch@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] asm-generic: wire up preadv2/pwritev2

On Tue, Apr 19, 2016 at 10:59:14AM -0400, Christoph Hellwig wrote:
> Signed-off-by: Christoph Hellwig <hch@....de>
> ---
>  include/uapi/asm-generic/unistd.h | 6 +++++-
>  1 file changed, 5 insertions(+), 1 deletion(-)
> 
> diff --git a/include/uapi/asm-generic/unistd.h b/include/uapi/asm-generic/unistd.h
> index 2622b33..6e0f5f0 100644
> --- a/include/uapi/asm-generic/unistd.h
> +++ b/include/uapi/asm-generic/unistd.h
> @@ -717,9 +717,13 @@ __SYSCALL(__NR_membarrier, sys_membarrier)
>  __SYSCALL(__NR_mlock2, sys_mlock2)
>  #define __NR_copy_file_range 285
>  __SYSCALL(__NR_copy_file_range, sys_copy_file_range)
> +#define __NR_preadv2 286
> +__SYSCALL(__NR_preadv2, sys_preadv2)
> +#define __NR_pwritev2 287
> +__SYSCALL(__NR_pwritev2, sys_pwritev2)
>  
>  #undef __NR_syscalls
> -#define __NR_syscalls 286
> +#define __NR_syscalls 288

We could do with this for arm64:

Acked-by: Will Deacon <will.deacon@....com>

Will