From: Jens Axboe <axboe@suse.de>
To: Jeff Garzik <jgarzik@pobox.com>
Cc: "David S. Miller" <davem@redhat.com>,
linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org
Subject: Re: block layer sg, bsg
Date: Wed, 4 Aug 2004 17:58:14 +0200 [thread overview]
Message-ID: <20040804155814.GW10340@suse.de> (raw)
In-Reply-To: <20040804155643.GA31562@havoc.gtf.org>
On Wed, Aug 04 2004, Jeff Garzik wrote:
> On Wed, Aug 04, 2004 at 08:44:29AM -0700, David S. Miller wrote:
> > Or use a more portable well-defined type which does not change
> > size nor layout between 32-bit and 64-bit environments.
>
> IMO if this (the above) is not done, the interface needs work.
>
> For interfaces that replace ioctl(2) with read(2)/write(2), for passing
> data structures to/from the kernel, Al has rightly suggested that these
> structures be not only fixed size (as David described above), but also
> fixed-endian.
I completely agree with that, we need a different structure for other
devices as well. Show me what you'd like for libata, for instance.
--
Jens Axboe
next prev parent reply other threads:[~2004-08-04 15:58 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-08-04 8:50 block layer sg, bsg Jens Axboe
2004-08-04 14:52 ` David S. Miller
2004-08-04 15:04 ` Jens Axboe
2004-08-04 15:44 ` David S. Miller
2004-08-04 15:48 ` Jens Axboe
2004-08-04 15:56 ` Jeff Garzik
2004-08-04 15:58 ` Jens Axboe [this message]
2004-08-04 23:11 ` Douglas Gilbert
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