X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=kernel%2Ftrace%2Ftrace_sysprof.c;h=db58fb66a135bbbbc71b16f949bcbf47300fbb4c;hb=3c9f3681d0b4af09c1cbf04f92fdfb72bd81ad7b;hp=63528086337c0145b6e59e4a77c9e80b40686408;hpb=ecc8b655b38a880b578146895e0e1e2d477ca2c0;p=linux-2.6-omap-h63xx.git

diff --git a/kernel/trace/trace_sysprof.c b/kernel/trace/trace_sysprof.c
index 63528086337..db58fb66a13 100644
--- a/kernel/trace/trace_sysprof.c
+++ b/kernel/trace/trace_sysprof.c
@@ -161,7 +161,7 @@ static void timer_notify(struct pt_regs *regs, int cpu)
 		__trace_special(tr, data, 2, regs->ip, 0);
 
 		while (i < sample_max_depth) {
-			frame.next_fp = 0;
+			frame.next_fp = NULL;
 			frame.return_address = 0;
 			if (!copy_stack_frame(fp, &frame))
 				break;
@@ -202,7 +202,7 @@ static void start_stack_timer(int cpu)
 
 	hrtimer_init(hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
 	hrtimer->function = stack_trace_timer_fn;
-	hrtimer->cb_mode = HRTIMER_CB_IRQSAFE_NO_SOFTIRQ;
+	hrtimer->cb_mode = HRTIMER_CB_IRQSAFE_PERCPU;
 
 	hrtimer_start(hrtimer, ns_to_ktime(sample_period), HRTIMER_MODE_REL);
 }
@@ -213,9 +213,7 @@ static void start_stack_timers(void)
 	int cpu;
 
 	for_each_online_cpu(cpu) {
-		cpumask_of_cpu_ptr(new_mask, cpu);
-
-		set_cpus_allowed_ptr(current, new_mask);
+		set_cpus_allowed_ptr(current, &cpumask_of_cpu(cpu));
 		start_stack_timer(cpu);
 	}
 	set_cpus_allowed_ptr(current, &saved_mask);