Re: [PATCH] block: add a bi_error field to struct bio
From: Christoph Hellwig <hch@lst.de>
Date: 2015-07-24 10:49:51
Also in:
dm-devel, linux-btrfs, lkml
On Wed, Jul 22, 2015 at 03:59:46PM -0600, Jens Axboe wrote:
One possible solution would be to shrink bi_flags to an unsigned int, no problems fitting that in. Then we could stuff bi_error in that (new) hole, and we would end up having the same size again.
As long as we use set/test/clear_bt on bi_flags that won't work unfortunately.