tree eef471e49e99b4e78d180f1158258ef1d5eb0aca
parent 736ed4de766d4f0e8e6142dd4f9d73ef61835ed9
author Alexander Gordeev <agordeev@redhat.com> 1403068355 -0700
committer Jens Axboe <axboe@fb.com> 1403068355 -0700

blk-mq: bitmap tag: fix races on shared ::wake_index fields

Fix racy updates of shared blk_mq_bitmap_tags::wake_index
and blk_mq_hw_ctx::wake_index fields.

Cc: Ming Lei <tom.leiming@gmail.com>
Signed-off-by: Alexander Gordeev <agordeev@redhat.com>
Signed-off-by: Jens Axboe <axboe@fb.com>