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block/cgroup: Drop stale -EBUSY retry from blkg_conf_prep() #985

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block/cgroup: Drop stale -EBUSY retry from blkg_conf_prep() #985

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10 changes: 0 additions & 10 deletions block/blk-cgroup.c
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Original file line number Diff line number Diff line change
Expand Up @@ -919,16 +919,6 @@ int blkg_conf_prep(struct blkcg *blkcg, const struct blkcg_policy *pol,
spin_unlock_irq(&q->queue_lock);
fail_exit:
mutex_unlock(&q->blkcg_mutex);
/*
* If queue was bypassing, we should retry. Do so after a
* short msleep(). It isn't strictly necessary but queue
* can be bypassing for some time and it's always nice to
* avoid busy looping.
*/
if (ret == -EBUSY) {
msleep(10);
ret = restart_syscall();
}
return ret;
}
EXPORT_SYMBOL_GPL(blkg_conf_prep);
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