blktrace: annotate required lock on do_blk_trace_setup()
authorLuis Chamberlain <mcgrof@kernel.org>
Fri, 19 Jun 2020 20:47:26 +0000 (20:47 +0000)
committerJens Axboe <axboe@kernel.dk>
Wed, 24 Jun 2020 15:15:58 +0000 (09:15 -0600)
commita67549c8e568627290234e9fbe833cb9dfd36b55
treeac319553d06643c219235dc5d2951ae8e8ac3c2f
parente8c7d14ac6c37c173ec606907d38802b00302988
blktrace: annotate required lock on do_blk_trace_setup()

Ensure it is clear which lock is required on do_blk_trace_setup().

Suggested-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Luis Chamberlain <mcgrof@kernel.org>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
kernel/trace/blktrace.c