linux-kernel - Re: [patch resend v4] update ctime and mtime for mmaped write

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Message-Id: <20070327120500.8450410e.akpm@linux-foundation.org>
Date:	Tue, 27 Mar 2007 12:05:00 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Miklos Szeredi <miklos@...redi.hu>
Cc:	linux@...izon.com, linux-kernel@...r.kernel.org,
	linux-mm@...r.kernel.org
Subject: Re: [patch resend v4] update ctime and mtime for mmaped write

On Tue, 27 Mar 2007 20:55:51 +0200
Miklos Szeredi <miklos@...redi.hu> wrote:

> It's actually wrong about FADV_DONTNEED, which I think doesn't start
> writeout either.

        case POSIX_FADV_DONTNEED:
                if (!bdi_write_congested(mapping->backing_dev_info))
                        filemap_flush(mapping);
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