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Re: [PATCH 3/4] arm64: let set_memory_xx(addr, 0) succeed.

From Laura Abbott <labbott@redhat.com>
Newsgroups linux.kernel
Subject Re: [PATCH 3/4] arm64: let set_memory_xx(addr, 0) succeed.
Date 2016-01-25 19:50 +0100
Message-ID <qUUn8-8cw-9@gated-at.bofh.it> (permalink)
References <qU7Z8-4tS-3@gated-at.bofh.it> <qU7Z8-4tS-1@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On 01/23/2016 07:05 AM, mika.penttila@nextfour.com wrote:
> From: Mika Penttilä <mika.penttila@nextfour.com>
>
> This makes set_memory_xx() consistent with x86.
>
> Signed-off-by: Mika Penttilä mika.penttila@nextfour.com
>
> ---
>   arch/arm64/mm/pageattr.c | 3 +++
>   1 file changed, 3 insertions(+)
>
> diff --git a/arch/arm64/mm/pageattr.c b/arch/arm64/mm/pageattr.c
> index 3571c73..52220dd 100644
> --- a/arch/arm64/mm/pageattr.c
> +++ b/arch/arm64/mm/pageattr.c
> @@ -51,6 +51,9 @@ static int change_memory_common(unsigned long addr, int numpages,
>   		WARN_ON_ONCE(1);
>   	}
>
> +	if (!numpages)
> +		return 0;
> +
>   	if (start < MODULES_VADDR || start >= MODULES_END)
>   		return -EINVAL;
>
>

I think this is going to conflict with Ard's patch
lkml.kernel.org/g/<1453125665-26627-1-git-send-email-ard.biesheuvel@linaro.org>

Can you rebase on top of that?

Thanks,
Laura

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Thread

[PATCH 3/4] arm64: let set_memory_xx(addr, 0) succeed. <mika.penttila@nextfour.com> - 2016-01-23 16:10 +0100
  Re: [PATCH 3/4] arm64: let set_memory_xx(addr, 0) succeed. Laura Abbott <labbott@redhat.com> - 2016-01-25 19:50 +0100
    Re: [PATCH 3/4] arm64: let set_memory_xx(addr, 0) succeed. David Rientjes <rientjes@google.com> - 2016-01-26 03:40 +0100

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