Merge branch 'sched/urgent' into sched/clock

diff --git a/kernel/Kconfig.hz b/kernel/Kconfig.hz
index 382dd5a8b2d7f5dd97359895358610f2f4866595..94fabd534b03d9347dc117b653204fa838283def 100644 (file)
--- a/kernel/Kconfig.hz
+++ b/kernel/Kconfig.hz
@@ -55,4 +55,4 @@ config HZ
        default 1000 if HZ_1000
 
 config SCHED_HRTICK
-       def_bool HIGH_RES_TIMERS && USE_GENERIC_SMP_HELPERS
+       def_bool HIGH_RES_TIMERS && (!SMP || USE_GENERIC_SMP_HELPERS)

diff --git a/kernel/sched.c b/kernel/sched.c
index 0236958addcbac72ca908c6be8ac74275a512ad7..0d1717b0022549ba69097f31b35093ee4527524c 100644 (file)
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -834,7 +834,7 @@ static inline u64 global_rt_period(void)
 
 static inline u64 global_rt_runtime(void)
 {
-       if (sysctl_sched_rt_period < 0)
+       if (sysctl_sched_rt_runtime < 0)
                return RUNTIME_INF;
 
        return (u64)sysctl_sched_rt_runtime * NSEC_PER_USEC;

diff --git a/kernel/sched_clock.c b/kernel/sched_clock.c
index 22ed55d1167f3b4aa2f1c820ab78f97842f2df1b..5a2dc7d8fd984c01aeea5a163ec307a94593f82c 100644 (file)
--- a/kernel/sched_clock.c
+++ b/kernel/sched_clock.c
@@ -32,6 +32,15 @@
 #include <linux/ktime.h>
 #include <linux/module.h>
 
+/*
+ * Scheduler clock - returns current time in nanosec units.
+ * This is default implementation.
+ * Architectures and sub-architectures can override this.
+ */
+unsigned long long __attribute__((weak)) sched_clock(void)
+{
+       return (unsigned long long)jiffies * (NSEC_PER_SEC / HZ);
+}
 
 #ifdef CONFIG_HAVE_UNSTABLE_SCHED_CLOCK
 
@@ -321,16 +330,6 @@ EXPORT_SYMBOL_GPL(sched_clock_idle_wakeup_event);
 
 #endif
 
-/*
- * Scheduler clock - returns current time in nanosec units.
- * This is default implementation.
- * Architectures and sub-architectures can override this.
- */
-unsigned long long __attribute__((weak)) sched_clock(void)
-{
-       return (unsigned long long)jiffies * (NSEC_PER_SEC / HZ);
-}
-
 unsigned long long cpu_clock(int cpu)
 {
        unsigned long long clock;

diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c
index cf2cd6ce4cb25ad2bedc59b94205b33b24f8a9e9..0fe94ea43f3256281ed55ee29dadb17eee468d71 100644 (file)
--- a/kernel/sched_fair.c
+++ b/kernel/sched_fair.c
@@ -899,7 +899,7 @@ static void hrtick_start_fair(struct rq *rq, struct task_struct *p)
                 * doesn't make sense. Rely on vruntime for fairness.
                 */
                if (rq->curr != p)
-                       delta = max(10000LL, delta);
+                       delta = max_t(s64, 10000LL, delta);
 
                hrtick_start(rq, delta);
        }