Re: [linux-lvm] Re: [PATCH] 2.5 version of device mapper submission

From: Jens Axboe (axboe@suse.de)
Date: Tue Oct 15 2002 - 03:21:52 EST

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On Mon, Oct 14 2002, Joe Thornber wrote:
> 10.patch
> [Device-mapper]
> Add call to blk_queue_bounce() at the beginning of the request function.

What on earth for? I also see that you are setting BLK_BOUNCE_HIGH as
the bounce limit unconditionally for your queue. Puzzled.

When does dm even have to touch the data in the bio?

-- Jens Axboe

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