From: "David S. Miller" <davem@redhat.com>
To: Matthew Wilcox <willy@debian.org>
Cc: willy@debian.org, santosh.abraham@hp.com, randolph@tausq.org,
parisc-linux@lists.parisc-linux.org, sct@redhat.com
Subject: Re: [parisc-linux] Fwd: Problems with raw interface.
Date: Fri, 26 Sep 2003 04:20:29 -0700 [thread overview]
Message-ID: <20030926042029.1cdd77e9.davem@redhat.com> (raw)
In-Reply-To: <20030926112400.GA24824@parcelfarce.linux.theplanet.co.uk>
On Fri, 26 Sep 2003 12:24:00 +0100
Matthew Wilcox <willy@debian.org> wrote:
> On Thu, Sep 25, 2003 at 06:08:48PM -0700, David S. Miller wrote:
> > The flush_dcache_page() is needed in case the platform has deferred
> > the flushing for a kernel cpu store to a page cache page.
>
> But this isn't a page cache page.
Are you sure? Isn't raw I/O allowed on user buffers backed by
some kind of file based mmap()?
next prev parent reply other threads:[~2003-09-26 11:33 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-09-25 10:38 [parisc-linux] Fwd: Problems with raw interface Santosh Abraham
2003-09-25 10:50 ` Randolph Chung
2003-09-25 11:19 ` Santosh Abraham
2003-09-25 14:26 ` Matthew Wilcox
2003-09-26 1:08 ` David S. Miller
2003-09-26 11:24 ` Matthew Wilcox
2003-09-26 11:20 ` David S. Miller [this message]
2003-09-26 11:57 ` Stephen C. Tweedie
2003-09-26 11:48 ` David S. Miller
2003-09-26 12:20 ` Matthew Wilcox
2003-09-26 12:38 ` David S. Miller
2003-09-26 13:11 ` SANTOSH ABRAHAM
2003-09-26 12:56 ` David S. Miller
2003-09-26 13:29 ` Matthew Wilcox
2003-09-26 13:21 ` David S. Miller
2003-09-26 14:09 ` Matthew Wilcox
2003-09-26 14:04 ` David S. Miller
2003-09-26 14:30 ` Matthew Wilcox
2003-09-26 14:20 ` David S. Miller
2003-09-26 14:42 ` Stephen C. Tweedie
2003-09-26 14:26 ` Stephen C. Tweedie
2003-09-26 11:47 ` Santosh Abraham
2003-09-26 10:42 ` Santosh Abraham
2003-09-26 10:34 ` David S. Miller
2003-09-26 12:12 ` Santosh Abraham
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