target: Improve system responsivity during I/O

While testing ib_srpt I noticed that the target system became
rather unresponsive during intensive I/O. The patch below made
my target system responsive again during I/O without decreasing
performance.

Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>

1 files changed, 0 insertions, 2 deletions

diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c
index a997fde9ffcb..06cce8178fcf 100644
--- a/drivers/target/target_core_transport.c
+++ b/drivers/target/target_core_transport.c
@@ -4599,8 +4599,6 @@ static int transport_processing_thread(void *param)
         struct se_cmd *cmd;
         struct se_device *dev = (struct se_device *) param;
 
-        set_user_nice(current, -20);
-
         while (!kthread_should_stop()) {
                 ret = wait_event_interruptible(dev->dev_queue_obj.thread_wq,
                                 atomic_read(&dev->dev_queue_obj.queue_cnt) ||