Re: [PATCH] blk-merge: fix blk_recount_segments

Christoph Hellwig
2014-09-02T16:21:49Z

Btw, one thing we should reconsider is where we set
QUEUE_FLAG_NO_SG_MERGE. At least for virtio-blk it seems to me that
doing the S/G merge should be a lot cheaper than fanning out into the
indirect descriptors.