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Re: non-buffers writes

To: BenHanokh Gabriel <gabriel@SANgate.com>
Subject: Re: non-buffers writes
From: "Stephen C. Tweedie" <sct@redhat.com>
Date: Mon, 14 Aug 2000 09:16:06 +0100
Cc: linux-mm@kvack.org
In-Reply-To: <3986D82A.CF9DEE2A@SANgate.com>; from gabriel@SANgate.com on Tue, Aug 01, 2000 at 05:01:14PM +0300
References: <3986D82A.CF9DEE2A@SANgate.com>
Sender: owner-linux-mm@kvack.org
User-Agent: Mutt/1.2i

Hi,

On Tue, Aug 01, 2000 at 05:01:14PM +0300, BenHanokh Gabriel wrote:
> 
> how can i do direct writes to disk without the buffer-cache overhead?
> i failed to see any relevant flag to open() , nor any fnctl()

Via /dev/raw/raw* raw devices ("man raw").  We plan much more powerful
direct IO functionality for 2.5 (which should support O_DIRECT opening
of devices and regular files), but for now raw IO is the only
supported mechanism.

Cheers, 
 Stephen
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References:
- non-buffers writes
  - From: BenHanokh Gabriel <gabriel@SANgate.com>
- non-buffers writes
  - From: BenHanokh Gabriel <gabriel@SANgate.com>

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