Merge acb7500801 ("Merge tag 'trace-rv-v7.1-rc6-2' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace") into android-mainline

Steps on the way to v7.1-rc8

Change-Id: Id738bb2246a318f6efdc5433896fb8e0306f5ecf
Signed-off-by: Carlos Llamas <cmllamas@google.com>

kernel/trace/rv/monitors/deadline/deadline.h

@@ -95,7 +95,8 @@ static inline u8 get_server_type(struct task_struct *tsk)
 static inline int extract_params(struct pt_regs *regs, long id, pid_t *pid_out)
 {
 	size_t size = offsetofend(struct sched_attr, sched_flags);
-	struct sched_attr __user *uattr, attr;
+	struct sched_attr __user *uattr;
+	struct sched_attr attr;
 	int new_policy = -1, ret;
 	unsigned long args[6];
 

kernel/trace/rv/monitors/nomiss/nomiss.c

@@ -227,7 +227,7 @@ static int enable_nomiss(void)
 {
 	int retval;
 
-	retval = da_monitor_init();
+	retval = ha_monitor_init();
 	if (retval)
 		return retval;
 
@@ -263,7 +263,7 @@ static void disable_nomiss(void)
 	rv_detach_trace_probe("nomiss", sched_switch, handle_sched_switch);
 	rv_detach_trace_probe("nomiss", sched_wakeup, handle_sched_wakeup);
 
-	da_monitor_destroy();
+	ha_monitor_destroy();
 }
 
 static struct rv_monitor rv_this = {

kernel/trace/rv/monitors/opid/opid.c

@@ -22,14 +22,8 @@ static u64 ha_get_env(struct ha_monitor *ha_mon, enum envs_opid env, u64 time_ns
 	if (env == irq_off_opid)
 		return irqs_disabled();
 	else if (env == preempt_off_opid) {
-		/*
-		 * If CONFIG_PREEMPTION is enabled, then the tracepoint itself disables
-		 * preemption (adding one to the preempt_count). Since we are
-		 * interested in the preempt_count at the time the tracepoint was
-		 * hit, we consider 1 as still enabled.
-		 */
 		if (IS_ENABLED(CONFIG_PREEMPTION))
-			return (preempt_count() & PREEMPT_MASK) > 1;
+			return (preempt_count() & PREEMPT_MASK) > 0;
 		return true;
 	}
 	return ENV_INVALID_VALUE;
@@ -73,7 +67,7 @@ static int enable_opid(void)
 {
 	int retval;
 
-	retval = da_monitor_init();
+	retval = ha_monitor_init();
 	if (retval)
 		return retval;
 
@@ -90,7 +84,7 @@ static void disable_opid(void)
 	rv_detach_trace_probe("opid", sched_set_need_resched_tp, handle_sched_need_resched);
 	rv_detach_trace_probe("opid", sched_waking, handle_sched_waking);
 
-	da_monitor_destroy();
+	ha_monitor_destroy();
 }
 
 /*

kernel/trace/rv/monitors/stall/stall.c

@@ -103,7 +103,7 @@ static int enable_stall(void)
 {
 	int retval;
 
-	retval = da_monitor_init();
+	retval = ha_monitor_init();
 	if (retval)
 		return retval;
 
@@ -120,7 +120,7 @@ static void disable_stall(void)
 	rv_detach_trace_probe("stall", sched_switch, handle_sched_switch);
 	rv_detach_trace_probe("stall", sched_wakeup, handle_sched_wakeup);
 
-	da_monitor_destroy();
+	ha_monitor_destroy();
 }
 
 static struct rv_monitor rv_this = {