This pull request contains a single bug fix for UML:

- Fix time travel mode
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Merge tag 'for-linus-5.3-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/uml

Pull UML fix from Richard Weinberger:
 "Fix time travel mode"

* tag 'for-linus-5.3-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/uml:
  um: fix time travel mode

arch/um/include/shared/timer-internal.h

@@ -34,10 +34,13 @@ static inline void time_travel_set_time(unsigned long long ns)
 	time_travel_time = ns;
 }
 
-static inline void time_travel_set_timer(enum time_travel_timer_mode mode,
-					 unsigned long long expiry)
+static inline void time_travel_set_timer_mode(enum time_travel_timer_mode mode)
 {
 	time_travel_timer_mode = mode;
+}
+
+static inline void time_travel_set_timer_expiry(unsigned long long expiry)
+{
 	time_travel_timer_expiry = expiry;
 }
 #else
@@ -50,8 +53,11 @@ static inline void time_travel_set_time(unsigned long long ns)
 {
 }
 
-static inline void time_travel_set_timer(enum time_travel_timer_mode mode,
-					 unsigned long long expiry)
+static inline void time_travel_set_timer_mode(enum time_travel_timer_mode mode)
+{
+}
+
+static inline void time_travel_set_timer_expiry(unsigned long long expiry)
 {
 }
 

arch/um/kernel/process.c

@@ -213,7 +213,7 @@ static void time_travel_sleep(unsigned long long duration)
 	if (time_travel_timer_mode != TT_TMR_DISABLED ||
 	    time_travel_timer_expiry < next) {
 		if (time_travel_timer_mode == TT_TMR_ONESHOT)
-			time_travel_set_timer(TT_TMR_DISABLED, 0);
+			time_travel_set_timer_mode(TT_TMR_DISABLED);
 		/*
 		 * time_travel_time will be adjusted in the timer
 		 * IRQ handler so it works even when the signal

arch/um/kernel/time.c

@@ -50,7 +50,7 @@ void timer_handler(int sig, struct siginfo *unused_si, struct uml_pt_regs *regs)
 static int itimer_shutdown(struct clock_event_device *evt)
 {
 	if (time_travel_mode != TT_MODE_OFF)
-		time_travel_set_timer(TT_TMR_DISABLED, 0);
+		time_travel_set_timer_mode(TT_TMR_DISABLED);
 
 	if (time_travel_mode != TT_MODE_INFCPU)
 		os_timer_disable();
@@ -62,9 +62,10 @@ static int itimer_set_periodic(struct clock_event_device *evt)
 {
 	unsigned long long interval = NSEC_PER_SEC / HZ;
 
-	if (time_travel_mode != TT_MODE_OFF)
-		time_travel_set_timer(TT_TMR_PERIODIC,
-				      time_travel_time + interval);
+	if (time_travel_mode != TT_MODE_OFF) {
+		time_travel_set_timer_mode(TT_TMR_PERIODIC);
+		time_travel_set_timer_expiry(time_travel_time + interval);
+	}
 
 	if (time_travel_mode != TT_MODE_INFCPU)
 		os_timer_set_interval(interval);
@@ -77,9 +78,10 @@ static int itimer_next_event(unsigned long delta,
 {
 	delta += 1;
 
-	if (time_travel_mode != TT_MODE_OFF)
-		time_travel_set_timer(TT_TMR_ONESHOT,
-				      time_travel_time + delta);
+	if (time_travel_mode != TT_MODE_OFF) {
+		time_travel_set_timer_mode(TT_TMR_ONESHOT);
+		time_travel_set_timer_expiry(time_travel_time + delta);
+	}
 
 	if (time_travel_mode != TT_MODE_INFCPU)
 		return os_timer_one_shot(delta);