Josef Bacik 2c323017e3
blk-cgroup: clear the throttle queue on fork ...
We were hitting a panic in production where we put too many times on the
request queue. This is because we'd get the throttle_queue of the
parent if we fork()'ed while we needed to be throttled, but we didn't
have a reference on it. Instead just clear these flags on fork so the
child doesn't pay for the sins of its father.
Signed-off-by: Josef Bacik <josef@toxicpanda.com >
Signed-off-by: Jens Axboe <axboe@kernel.dk >
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2c323017e3