blktrace: remove the big kernel lock
commit01b284f9b6d51cc3f3bcf3b49f16d2601d3ca22d
authorArnd Bergmann <arnd@arndb.de>
Fri, 17 Sep 2010 18:39:22 +0000 (17 20:39 +0200)
committerArnd Bergmann <arnd@arndb.de>
Tue, 19 Oct 2010 09:29:57 +0000 (19 11:29 +0200)
tree686f6c3cb92f172c96eeb853c58cb343bbb5dd94
parent0fc86c7bd924debd0bddee790ecc884604fdcc63
blktrace: remove the big kernel lock

According to Jens, this code does not need the BKL at all,
it is sufficiently serialized by bd_mutex.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Cc: Jens Axboe <jaxboe@fusionio.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
kernel/trace/blktrace.c