linux-kernel - Re: [RFC PATCH 1/2] kernel/fork.c: add a function to calculate page address from thread

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Message-ID: <CAHGf_=oMDPscgJ0bdr+QrV24n3KL3BC5qe8KGa=dePxg4tc4Zg@mail.gmail.com>
Date:	Tue, 26 May 2015 23:49:03 -0400
From:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
To:	Jungseok Lee <jungseoklee85@...il.com>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	"linux-mm@...ck.org" <linux-mm@...ck.org>, barami97@...il.com,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [RFC PATCH 1/2] kernel/fork.c: add a function to calculate page
 address from thread_info

On Sun, May 24, 2015 at 12:01 PM, Jungseok Lee <jungseoklee85@...il.com> wrote:
> A current implementation assumes thread_info address is always correctly
> calculated via virt_to_page. It restricts a different approach, such as
> thread_info allocation from vmalloc space.
>
> This patch, thus, introduces an independent function to calculate page
> address from thread_info one.
>
> Suggested-by: Sungjinn Chung <barami97@...il.com>
> Signed-off-by: Jungseok Lee <jungseoklee85@...il.com>
> Cc: KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
> Cc: linux-arm-kernel@...ts.infradead.org
> ---
>  kernel/fork.c | 7 ++++++-
>  1 file changed, 6 insertions(+), 1 deletion(-)

I haven't receive a path [2/2] and haven't review whole patches. But
this patch itself is OK to me.
Acked-by: KOSAKI Motohiro <kosaki.motohiro@...itsu.com>
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