[S390] ap bus poll thread priority.

The ap bus is supposed to have a low priority. We must use 19 instead
of -20, which is just the opposite.

Signed-off-by: Christian Borntraeger <cborntra@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

diff --git a/drivers/s390/crypto/ap_bus.c b/drivers/s390/crypto/ap_bus.c
index cd30f37fceae4512b3c99088a006ced4c6eb5600..c5ccd20b110cc9b035088f9fe2b8b252ec6c6f03 100644 (file)
--- a/drivers/s390/crypto/ap_bus.c
+++ b/drivers/s390/crypto/ap_bus.c
@@ -1062,7 +1062,7 @@ static int ap_poll_thread(void *data)
        unsigned long flags;
        int requests;
 
-       set_user_nice(current, -20);
+       set_user_nice(current, 19);
        while (1) {
                if (need_resched()) {
                        schedule();