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Commit 38dbe0b1 authored by Jovi Zhang's avatar Jovi Zhang Committed by Steven Rostedt
Browse files

tracing: Remove second iterator initializer 

The trace iterator is already initialized by trace_init_global_iter(),
so there is no need to initialize it again.

Link: http://lkml.kernel.org/r/CACV3sb+G1YnO6168JhY3dEadmJi58pA5-2cSZT8E0WVHJNFt9Q@mail.gmail.com



Signed-off-by: default avatarJovi Zhang <bookjovi@gmail.com>
Signed-off-by: default avatarSteven Rostedt <rostedt@goodmis.org>
parent 82146529

kernel/trace/trace.c

+1 −4
Original line number Diff line number Diff line
@@ -5030,6 +5030,7 @@ __ftrace_dump(bool disable_tracing, enum ftrace_dump_mode oops_dump_mode) 
	if (disable_tracing)

		ftrace_kill();



	/* Simulate the iterator */

	trace_init_global_iter(&iter);



	for_each_tracing_cpu(cpu) {
@@ -5041,10 +5042,6 @@ __ftrace_dump(bool disable_tracing, enum ftrace_dump_mode oops_dump_mode) 
	/* don't look at user memory in panic mode */

	trace_flags &= ~TRACE_ITER_SYM_USEROBJ;



	/* Simulate the iterator */

	iter.tr = &global_trace;

	iter.trace = current_trace;



	switch (oops_dump_mode) {

	case DUMP_ALL:

		iter.cpu_file = TRACE_PIPE_ALL_CPU;