Jens Axboe 5d7f5ce151 cfq-iosched: don't call wbt_disable_default() with IRQs disabled
wbt_disable_default() calls del_timer_sync() to wait for the wbt
timer to finish before disabling throttling. We can't do this with
IRQs disable. This fixes a lockdep splat on boot, if non-root
cgroups are used.

Reported-by: Gabriel C <nix.or.die@gmail.com>
Fixes: 87760e5eef35 ("block: hook up writeback throttling")
Signed-off-by: Jens Axboe <axboe@fb.com>
2017-02-16 08:02:06 -07:00
..
2016-10-28 08:45:17 -06:00
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2016-12-14 10:49:33 -08:00
2016-11-10 13:53:40 -07:00