[PATCH] uml: Remove unused variable

timer_irq_inited was useless, so it is removed.

Signed-off-by: Jeff Dike <[e-mail]>
Signed-off-by: Andrew Morton <[e-mail]>
Signed-off-by: Linus Torvalds <[e-mail]>

arch/um/include/kern_util.h

···
 extern char *linux_prog;
 extern char *gdb_init;
 extern int kmalloc_ok;
-extern int timer_irq_inited;
 extern int jail;
 extern int nsyscalls;
 

arch/um/kernel/time.c

···
 	return (unsigned long long)jiffies_64 * (1000000000 / HZ);
 }
 
-/* Changed at early boot */
-int timer_irq_inited = 0;
-
 static unsigned long long prev_nsecs;
 #ifdef CONFIG_UML_REAL_TIME_CLOCK
 static long long delta;   		/* Deviation per interval */
···
 	if(err != 0)
 		printk(KERN_ERR "register_timer : request_irq failed - "
 		       "errno = %d\n", -err);
-
-	timer_irq_inited = 1;
 
 	err = set_interval(1);
 	if(err != 0)

arch/um/os-Linux/signal.c

···
 	set_signals(enabled);
 }
 
-extern int timer_irq_inited;
-
 static void real_alarm_handler(int sig, struct sigcontext *sc)
 {
-	if(!timer_irq_inited){
-		signals_enabled = 1;
-		return;
-	}
-
 	if(sig == SIGALRM)
 		switch_timers(0);