tree f10e4821b3dca25647f1eaf401b8f4529d0d2ade
parent 6a7f6d86a561473032287c8e4583eac5853c6efa
author Dennis Zhou <dennis@kernel.org> 1544029834 -0500
committer Jens Axboe <axboe@kernel.dk> 1544246797 -0700

blkcg: associate writeback bios with a blkg

One of the goals of this series is to remove a separate reference to
the css of the bio. This can and should be accessed via bio_blkcg(). In
this patch, wbc_init_bio() now requires a bio to have a device
associated with it.

Signed-off-by: Dennis Zhou <dennis@kernel.org>
Reviewed-by: Josef Bacik <josef@toxicpanda.com>
Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>