tree 35c64aea8aa76af4a375102458f39417473b545a
parent 3c09676c12b1dabf84acbb5849bfc54acadaf092
author Ming Lei <ming.lei@canonical.com> 1411658622 +0800
committer Jens Axboe <axboe@fb.com> 1411680158 -0600

block: avoid to use q->flush_rq directly

This patch trys to use local variable to access flush request,
so that we can convert to per-queue flush machinery a bit easier.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Ming Lei <ming.lei@canonical.com>
Signed-off-by: Jens Axboe <axboe@fb.com>