---

yaml --- r: 100459 b: refs/heads/master c: dcb6308 h: refs/heads/master i: 100457: dfb313d 100455: 2408449 v: v3
git-mirror · May 23, 2008 · 66168da · 66168da
1 parent ecd2e04
commit 66168da
Show file tree

Hide file tree

Showing 2 changed files with 10 additions and 7 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: f0a920d5752e1788c0cba2add103076bcc0f7a49
+refs/heads/master: dcb6308f2b56720599f6b9d5a01c33e67e69bde4
diff --git a/trunk/kernel/trace/trace.c b/trunk/kernel/trace/trace.c
@@ -691,30 +691,32 @@ ftrace(struct trace_array *tr, struct trace_array_cpu *data,
        unsigned long ip, unsigned long parent_ip, unsigned long flags)
 {
 	struct trace_entry *entry;
+	unsigned long irq_flags;
 
-	spin_lock(&data->lock);
+	spin_lock_irqsave(&data->lock, irq_flags);
 	entry			= tracing_get_trace_entry(tr, data);
 	tracing_generic_entry_update(entry, flags);
 	entry->type		= TRACE_FN;
 	entry->fn.ip		= ip;
 	entry->fn.parent_ip	= parent_ip;
-	spin_unlock(&data->lock);
+	spin_unlock_irqrestore(&data->lock, irq_flags);
 }
 
 notrace void
 trace_special(struct trace_array *tr, struct trace_array_cpu *data,
 	      unsigned long arg1, unsigned long arg2, unsigned long arg3)
 {
 	struct trace_entry *entry;
+	unsigned long irq_flags;
 
-	spin_lock(&data->lock);
+	spin_lock_irqsave(&data->lock, irq_flags);
 	entry			= tracing_get_trace_entry(tr, data);
 	tracing_generic_entry_update(entry, 0);
 	entry->type		= TRACE_SPECIAL;
 	entry->special.arg1	= arg1;
 	entry->special.arg2	= arg2;
 	entry->special.arg3	= arg3;
-	spin_unlock(&data->lock);
+	spin_unlock_irqrestore(&data->lock, irq_flags);
 }
 
 notrace void
@@ -724,8 +726,9 @@ tracing_sched_switch_trace(struct trace_array *tr,
 			   unsigned long flags)
 {
 	struct trace_entry *entry;
+	unsigned long irq_flags;
 
-	spin_lock(&data->lock);
+	spin_lock_irqsave(&data->lock, irq_flags);
 	entry			= tracing_get_trace_entry(tr, data);
 	tracing_generic_entry_update(entry, flags);
 	entry->type		= TRACE_CTX;
@@ -734,7 +737,7 @@ tracing_sched_switch_trace(struct trace_array *tr,
 	entry->ctx.prev_state	= prev->state;
 	entry->ctx.next_pid	= next->pid;
 	entry->ctx.next_prio	= next->prio;
-	spin_unlock(&data->lock);
+	spin_unlock_irqrestore(&data->lock, irq_flags);
 }
 
 enum trace_file_type {