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-rw-r--r--drivers/block/loop.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index 9cdf771b66ed..0de11444e317 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -854,10 +854,16 @@ static void loop_unprepare_queue(struct loop_device *lo)
854 kthread_stop(lo->worker_task); 854 kthread_stop(lo->worker_task);
855} 855}
856 856
857static int loop_kthread_worker_fn(void *worker_ptr)
858{
859 current->flags |= PF_LESS_THROTTLE;
860 return kthread_worker_fn(worker_ptr);
861}
862
857static int loop_prepare_queue(struct loop_device *lo) 863static int loop_prepare_queue(struct loop_device *lo)
858{ 864{
859 kthread_init_worker(&lo->worker); 865 kthread_init_worker(&lo->worker);
860 lo->worker_task = kthread_run(kthread_worker_fn, 866 lo->worker_task = kthread_run(loop_kthread_worker_fn,
861 &lo->worker, "loop%d", lo->lo_number); 867 &lo->worker, "loop%d", lo->lo_number);
862 if (IS_ERR(lo->worker_task)) 868 if (IS_ERR(lo->worker_task))
863 return -ENOMEM; 869 return -ENOMEM;