linux-kernel - Re: Remove open coded implementations of memclear

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Message-Id: <20070423192437.b159a851.akpm@linux-foundation.org>
Date:	Mon, 23 Apr 2007 19:24:37 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	"Satyam Sharma" <satyam.sharma@...il.com>
Cc:	"Christoph Lameter" <clameter@....com>,
	linux-kernel@...r.kernel.org, "Jens Axboe" <jens.axboe@...cle.com>
Subject: Re: Remove open coded implementations of memclear_highpage flush

On Tue, 24 Apr 2007 07:49:45 +0530 "Satyam Sharma" <satyam.sharma@...il.com> wrote:

> On 4/24/07, Christoph Lameter <clameter@....com> wrote:
> > There are a series of open coded reimplementation of memclear_highpage_flush
> > all over the page cache code. Call memclear_highpage_flush in those locations.
> > Consolidates code and eases maintenance.
> 
> If I remember right, a very similar patchset was recently submitted
> that Andrew merged in -mm(?).

yup.

> It also renamed memclear_highpage_flush
> to something like zero_user_page (though I wonder how good a name that
> is considering it takes an offset and not the whole page)

It's not a great name, but the fact that you must provide it with `offset'
and `length' arguments rather clears up any confusion ;)

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