[PATCH 0/2] block: queue flag helpers and atomic refcnt impl

[Dawei Li]

This patchset includes enhancement on block layer:
1. Complete missing blk_queue_xxx() helpers which is responsible
   for denoting whether an attribute of request queue is set.

2. Make the referene count of bfq_group/bfq_queue atomic.

Dawei Li (2):
  block: Add helper for queue_flags bit test
  block: Make refcnt of bfq_group/bfq_queue atomic

 block/bfq-cgroup.c     |  8 +++----
 block/bfq-iosched.c    | 54 ++++++++++++++++++++++--------------------
 block/bfq-iosched.h    |  6 ++---
 block/bfq-wf2q.c       |  6 ++---
 block/blk-core.c       |  7 +++---
 block/blk-mq-tag.c     |  8 +++----
 block/blk-mq.c         |  8 +++----
 block/blk-mq.h         |  2 +-
 block/blk-settings.c   |  2 +-
 block/blk-sysfs.c      | 12 +++++-----
 block/blk-timeout.c    |  2 +-
 block/blk-wbt.c        |  2 +-
 include/linux/blkdev.h | 19 +++++++++++----
 13 files changed, 71 insertions(+), 65 deletions(-)

-- 
2.25.1