printk: use also the last bytes in the ring buffer

[firefly-linux-kernel-4.4.55.git] / kernel / sys.c

diff --git a/kernel/sys.c b/kernel/sys.c
index c0a58be780a407a5bf350e852db1c9800c98dd34..adaeab6f7a870ae69537baebf4ca092a161d5013 100644 (file)
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -174,10 +174,10 @@ SYSCALL_DEFINE3(setpriority, int, which, int, who, int, niceval)
 
        /* normalize: avoid signed division (rounding problems) */
        error = -ESRCH;
-       if (niceval < -20)
-               niceval = -20;
-       if (niceval > 19)
-               niceval = 19;
+       if (niceval < MIN_NICE)
+               niceval = MIN_NICE;
+       if (niceval > MAX_NICE)
+               niceval = MAX_NICE;
 
        rcu_read_lock();
        read_lock(&tasklist_lock);