Re: [PATCH] catch error when completing bio pairs

From: Jens Axboe
Date: Wed Mar 24 2004 - 03:32:12 EST

On Mon, Mar 22 2004, Mike Christie wrote:
> A couple of drivers can sometimes fail the first
> segments in a bio then requeue the rest of the request. In this
> situation, if the last part of the bio completes successfully
> bio_pair_end_* will miss that the beginging of the bio had
> failed becuase they just return one when bi_size is not yet
> zero. The attached patch moves the error value test before
> the bi_size to catch the above case.

Yup that's a bug, patch is correct.

Jens Axboe

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