Commit 50512ab5 authored by Steven Rostedt (Red Hat)'s avatar Steven Rostedt (Red Hat) Committed by Steven Rostedt
Browse files

tracing: Convert tracer->enabled to counter



As tracers will soon be used by instances, the tracer enabled field
needs to be converted to a counter instead of a boolean.
This counter is protected by the trace_types_lock mutex.
Signed-off-by: default avatarSteven Rostedt <rostedt@goodmis.org>
parent 6b450d25
......@@ -3916,7 +3916,7 @@ static void tracing_set_nop(struct trace_array *tr)
if (tr->current_trace == &nop_trace)
return;
tr->current_trace->enabled = false;
tr->current_trace->enabled--;
if (tr->current_trace->reset)
tr->current_trace->reset(tr);
......@@ -3962,7 +3962,7 @@ static int tracing_set_tracer(struct trace_array *tr, const char *buf)
trace_branch_disable();
tr->current_trace->enabled = false;
tr->current_trace->enabled--;
if (tr->current_trace->reset)
tr->current_trace->reset(tr);
......@@ -4006,7 +4006,7 @@ static int tracing_set_tracer(struct trace_array *tr, const char *buf)
}
tr->current_trace = t;
tr->current_trace->enabled = true;
tr->current_trace->enabled++;
trace_branch_enable(tr);
out:
mutex_unlock(&trace_types_lock);
......
......@@ -362,8 +362,8 @@ struct tracer {
u32 mask, int set);
struct tracer *next;
struct tracer_flags *flags;
int enabled;
bool print_max;
bool enabled;
bool allow_instances;
#ifdef CONFIG_TRACER_MAX_TRACE
bool use_max_tr;
......
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