block: fixup block IO unplug trace call
authorJens Axboe <jaxboe@fusionio.com>
Tue, 12 Apr 2011 08:12:19 +0000 (10:12 +0200)
committerJens Axboe <jaxboe@fusionio.com>
Tue, 12 Apr 2011 08:12:19 +0000 (10:12 +0200)
commit94b5eb28b41cc79d9713696e0005ae167b5afd1b
tree404680c86a360bfe623b5a287ee87dd5263b5a8e
parentd9c97833179036408e53ef5f3f5c7eaf781769bc
block: fixup block IO unplug trace call

It was removed with the on-stack plugging, readd it and track the
depth of requests added when flushing the plug.

Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
block/blk-core.c
include/trace/events/block.h
kernel/trace/blktrace.c