tree 388e4a9ef2ab3693eaee77a8bffabc62a9b86d7f
parent 2f477877f8c4be18f054aeb7c4be8cc748cfe932
author Kent Overstreet <koverstreet@google.com> 1347313272 -0700
committer Kent Overstreet <koverstreet@google.com> 1364073332 -0700

block: Add submit_bio_wait(), remove from md

Random cleanup - this code was duplicated and it's not really specific
to md.

Also added the ability to return the actual error code.

Signed-off-by: Kent Overstreet <koverstreet@google.com>
CC: Jens Axboe <axboe@kernel.dk>
CC: NeilBrown <neilb@suse.de>
Acked-by: Tejun Heo <tj@kernel.org>