linux-kernel - Re: [PATCH 02/10] ksm: first tidy up madvise

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Date:	Mon, 20 Jul 2009 11:05:32 -0400
From:	Rik van Riel <riel@...hat.com>
To:	Izik Eidus <ieidus@...hat.com>
CC:	akpm@...ux-foundation.org, hugh.dickins@...cali.co.uk,
	aarcange@...hat.com, chrisw@...hat.com, avi@...hat.com,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org,
	nickpiggin@...oo.com.au
Subject: Re: [PATCH 02/10] ksm: first tidy up madvise_vma()

Izik Eidus wrote:
> From: Hugh Dickins <hugh.dickins@...cali.co.uk>
> 
> madvise.c has several levels of switch statements, what to do in which?
> Move MADV_DOFORK code down from madvise_vma() to madvise_behavior(), so
> madvise_vma() can be a simple router, to madvise_behavior() by default.
> 
> vma->vm_flags is an unsigned long so use the same type for new_flags.
> Add missing comment lines to describe MADV_DONTFORK and MADV_DOFORK.
> 
> Signed-off-by: Hugh Dickins <hugh.dickins@...cali.co.uk>
> Signed-off-by: Chris Wright <chrisw@...hat.com>
> Signed-off-by: Izik Eidus <ieidus@...hat.com>

Acked-by: Rik van Riel <riel@...hat.com>

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