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[dm-devel] RE: [PATCH RFC 0/4] use scatter lists for all block pc requests and simplify hw handlers
- From: James Bottomley <James Bottomley SteelEye com>
- To: tonyb cybernetics com
- Cc: 'Mike Christie' <michaelc cs wisc edu>, 'linux-scsi' <linux-scsi vger kernel org>, LIRANS il ibm com, Douglas Gilbert <dougg torque net>, 'device-mapper development' <dm-devel redhat com>, 'Jens Axboe' <axboe suse de>
- Subject: [dm-devel] RE: [PATCH RFC 0/4] use scatter lists for all block pc requests and simplify hw handlers
- Date: Tue, 07 Jun 2005 12:34:57 -0400
On Tue, 2005-06-07 at 09:34 -0400, Tony Battersby wrote:
> My company (Cybernetics) sells several products that run embedded Linux
> which use the userspace scatter-gather capability of the SG driver.
> They are still running the 2.4 kernel series, but we will probably
> switch to 2.6 at some point.
What do they actually use it for? As in why is the data scattered even
in the virtual address space?
James
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