linux-kernel - Re: [PATCH] madvise: update function comment of madvise

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Message-ID: <48907C9E.3050301@linux-foundation.org>
Date:	Wed, 30 Jul 2008 09:37:18 -0500
From:	Christoph Lameter <cl@...ux-foundation.org>
To:	Fernando Luis Vázquez Cao 
	<fernando@....ntt.co.jp>
CC:	akpm@...ux-foundation.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] madvise: update function comment of madvise_dontneed

Fernando Luis Vázquez Cao wrote:
> Signed-off-by: Fernando Luis Vazquez Cao <fernando@....ntt.co.jp>
> ---
> 
> diff -urNp linux-2.6.26/mm/madvise.c linux-2.6.26-fixes/mm/madvise.c
> --- linux-2.6.26/mm/madvise.c	2008-07-14 06:51:29.000000000 +0900
> +++ linux-2.6.26-fixes/mm/madvise.c	2008-07-28 19:53:27.000000000 +0900
> @@ -132,10 +132,10 @@ static long madvise_willneed(struct vm_a
>   * Application no longer needs these pages.  If the pages are dirty,
>   * it's OK to just throw them away.  The app will be more careful about
>   * data it wants to keep.  Be sure to free swap resources too.  The
> - * zap_page_range call sets things up for refill_inactive to actually free
> + * zap_page_range call sets things up for shrink_active_list to actually free
>   * these pages later if no one else has touched them in the meantime,
>   * although we could add these pages to a global reuse list for
> - * refill_inactive to pick up before reclaiming other pages.
> + * shrink_active_list to pick up before reclaiming other pages.
>   *
>   * NB: This interface discards data rather than pushes it out to swap,
>   * as some implementations do.  This has performance implications for
> 
> 

Well shrink_page_list actually does the freeing of the pages.

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