tracing: Move ftrace_max_lock into trace_array
In preparation for having tracers enabled in instances, the max_lock
should be unique as updating the max for one tracer is a separate
operation than updating it for another tracer using a different max.
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
diff --git a/kernel/trace/trace_selftest.c b/kernel/trace/trace_selftest.c
index ac31858..1c95cd7 100644
--- a/kernel/trace/trace_selftest.c
+++ b/kernel/trace/trace_selftest.c
@@ -65,7 +65,7 @@
/* Don't allow flipping of max traces now */
local_irq_save(flags);
- arch_spin_lock(&ftrace_max_lock);
+ arch_spin_lock(&buf->tr->max_lock);
cnt = ring_buffer_entries(buf->buffer);
@@ -83,7 +83,7 @@
break;
}
tracing_on();
- arch_spin_unlock(&ftrace_max_lock);
+ arch_spin_unlock(&buf->tr->max_lock);
local_irq_restore(flags);
if (count)