Fix segfault race on exit for platforms that don't have disk util support
authorJens Axboe <axboe@kernel.dk>
Thu, 27 Sep 2012 09:31:50 +0000 (11:31 +0200)
committerJens Axboe <axboe@kernel.dk>
Thu, 27 Sep 2012 09:31:50 +0000 (11:31 +0200)
We still need to quisce the disk util thread, as it also functions
as the runtime ETA status printer.

Signed-off-by: Jens Axboe <axboe@kernel.dk>

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