From: Christoph Hellwig <hch@infradead.org>
To: Andrea Arcangeli <andrea@suse.de>
Cc: linux-kernel@vger.kernel.org
Subject: Re: 2.4.19pre5aa1 and splitted vm-33
Date: Sun, 31 Mar 2002 19:10:59 +0100 [thread overview]
Message-ID: <20020331191059.A16769@phoenix.infradead.org> (raw)
In-Reply-To: <20020331164815.A1331@dualathlon.random>
On Sun, Mar 31, 2002 at 04:48:15PM +0200, Andrea Arcangeli wrote:
> Only in 2.4.19pre5aa1: 00_o_direct-open-check-1
>
> Move the check for O_DIRECT support into the open(2) syscall. Make
> sense, also the xine folks asked for that feature to cleanup
> some userspace. Patch from Chuck Lever.
This breaks XFS O_DIRECT handling, which is not implemented through ->direct_IO.
For the open case putting the check into generic_file_open sounds good to me,
but I have no idea on how to handle the fcntl case - which btw already allocates
kiobufs even if XFS doesn't need them..
next prev parent reply other threads:[~2002-03-31 18:11 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-03-31 14:48 Andrea Arcangeli
2002-03-31 18:10 ` Christoph Hellwig [this message]
2002-03-31 18:38 ` Andrea Arcangeli
2002-03-31 19:00 ` Christoph Hellwig
2002-04-01 0:04 ` Andrea Arcangeli
2002-04-06 16:07 ` Christoph Hellwig
2002-04-16 14:47 ` Andrea Arcangeli
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