From: labbott@redhat.com (Laura Abbott)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 2/4] arm: let set_memory_xx(addr, 0) succeed.
Date: Mon, 25 Jan 2016 10:41:47 -0800 [thread overview]
Message-ID: <56A66C6B.7000806@redhat.com> (raw)
In-Reply-To: <1453561543-14756-3-git-send-email-mika.penttila@nextfour.com>
On 01/23/2016 07:05 AM, mika.penttila at nextfour.com wrote:
> From: Mika Penttil? <mika.penttila@nextfour.com>
>
> This makes set_memory_xx() consistent with x86.
>
> Signed-off-by: Mika Penttil? mika.penttila at nextfour.com
>
> ---
> arch/arm/mm/pageattr.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/arch/arm/mm/pageattr.c b/arch/arm/mm/pageattr.c
> index be7fe4b..9edf6b0 100644
> --- a/arch/arm/mm/pageattr.c
> +++ b/arch/arm/mm/pageattr.c
> @@ -49,6 +49,9 @@ 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;
>
>
Reviewed-by: Laura Abbott <labbott@redhat.com>
WARNING: multiple messages have this Message-ID (diff)
From: Laura Abbott <labbott@redhat.com>
To: mika.penttila@nextfour.com, linux-kernel@vger.kernel.org
Cc: linux-mm@kvack.org, rientjes@google.com, linux@arm.linux.org.uk,
"linux-arm-kernel@lists.infradead.org >> linux-arm-kernel"
<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH 2/4] arm: let set_memory_xx(addr, 0) succeed.
Date: Mon, 25 Jan 2016 10:41:47 -0800 [thread overview]
Message-ID: <56A66C6B.7000806@redhat.com> (raw)
In-Reply-To: <1453561543-14756-3-git-send-email-mika.penttila@nextfour.com>
On 01/23/2016 07:05 AM, mika.penttila@nextfour.com wrote:
> From: Mika PenttilA? <mika.penttila@nextfour.com>
>
> This makes set_memory_xx() consistent with x86.
>
> Signed-off-by: Mika PenttilA? mika.penttila@nextfour.com
>
> ---
> arch/arm/mm/pageattr.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/arch/arm/mm/pageattr.c b/arch/arm/mm/pageattr.c
> index be7fe4b..9edf6b0 100644
> --- a/arch/arm/mm/pageattr.c
> +++ b/arch/arm/mm/pageattr.c
> @@ -49,6 +49,9 @@ 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;
>
>
Reviewed-by: Laura Abbott <labbott@redhat.com>
--
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WARNING: multiple messages have this Message-ID (diff)
From: Laura Abbott <labbott@redhat.com>
To: mika.penttila@nextfour.com, linux-kernel@vger.kernel.org
Cc: linux-mm@kvack.org, rientjes@google.com, linux@arm.linux.org.uk,
"linux-arm-kernel@lists.infradead.org >> linux-arm-kernel"
<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH 2/4] arm: let set_memory_xx(addr, 0) succeed.
Date: Mon, 25 Jan 2016 10:41:47 -0800 [thread overview]
Message-ID: <56A66C6B.7000806@redhat.com> (raw)
In-Reply-To: <1453561543-14756-3-git-send-email-mika.penttila@nextfour.com>
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/arm/mm/pageattr.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/arch/arm/mm/pageattr.c b/arch/arm/mm/pageattr.c
> index be7fe4b..9edf6b0 100644
> --- a/arch/arm/mm/pageattr.c
> +++ b/arch/arm/mm/pageattr.c
> @@ -49,6 +49,9 @@ 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;
>
>
Reviewed-by: Laura Abbott <labbott@redhat.com>
next prev parent reply other threads:[~2016-01-25 18:41 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-23 15:05 [PATCH 0/4] set_memory_xx fixes mika.penttila
2016-01-23 15:05 ` mika.penttila
2016-01-23 15:05 ` [PATCH 1/4] arm: Fix wrong bounds check mika.penttila
2016-01-23 15:05 ` mika.penttila
2016-01-25 18:37 ` Laura Abbott
2016-01-25 18:37 ` Laura Abbott
2016-01-23 15:05 ` [PATCH 2/4] arm: let set_memory_xx(addr, 0) succeed mika.penttila
2016-01-23 15:05 ` mika.penttila
2016-01-25 18:41 ` Laura Abbott [this message]
2016-01-25 18:41 ` Laura Abbott
2016-01-25 18:41 ` Laura Abbott
2016-01-23 15:05 ` [PATCH 3/4] arm64: " mika.penttila
2016-01-23 15:05 ` mika.penttila
2016-01-25 18:44 ` Laura Abbott
2016-01-25 18:44 ` Laura Abbott
2016-01-25 18:44 ` Laura Abbott
2016-01-26 2:34 ` David Rientjes
2016-01-26 2:34 ` David Rientjes
2016-01-26 2:34 ` David Rientjes
2016-01-23 15:05 ` [PATCH 4/4] make apply_to_page_range() more robust mika.penttila
2016-01-23 15:05 ` mika.penttila
2016-01-26 2:32 ` David Rientjes
2016-01-26 2:32 ` David Rientjes
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