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| author |   Jens Axboe <axboe@fb.com> | 2017-02-16 07:57:33 -0700 |
|---|---|---|
| committer | Jens Axboe <axboe@fb.com> | 2017-02-16 08:02:06 -0700 |
| commit | 5d7f5ce15156af205e175e8fa5c669ba40bf0c5e (patch) | |
| tree | 1fc9ab7169aeb6527fac23de6ba16b1e677c2236 /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | block: don't try Write Same from __blkdev_issue_zeroout (diff) | |
| download | wireguard-linux-5d7f5ce15156af205e175e8fa5c669ba40bf0c5e.tar.xz wireguard-linux-5d7f5ce15156af205e175e8fa5c669ba40bf0c5e.zip | |
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>
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions