X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;f=kernel%2Fsys.c;h=fc71f99fb469a22da88b08263e2609409566173b;hb=651dab4264e4ba0e563f5ff56f748127246e9065;hp=0bc8fa3c2288110b49fad4e9eaab2326f52c69f7;hpb=2e532d68a2b3e2aa6b19731501222069735c741c;p=linux-2.6-block.git

diff --git a/kernel/sys.c b/kernel/sys.c
index 0bc8fa3c2288..fc71f99fb469 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -1739,6 +1739,16 @@ asmlinkage long sys_prctl(int option, unsigned long arg2, unsigned long arg3,
 		case PR_SET_TSC:
 			error = SET_TSC_CTL(arg2);
 			break;
+		case PR_GET_TIMERSLACK:
+			error = current->timer_slack_ns;
+			break;
+		case PR_SET_TIMERSLACK:
+			if (arg2 <= 0)
+				current->timer_slack_ns =
+					current->default_timer_slack_ns;
+			else
+				current->timer_slack_ns = arg2;
+			break;
 		default:
 			error = -EINVAL;
 			break;