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ftrace: do not init module on ftrace disabled 

If one of the self tests of ftrace has disabled the function tracer,
do not run the code to convert the mcount calls in modules.

Signed-off-by: Steven Rostedt <srostedt@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Steven Rostedt 2008-08-15 21:40:04 -04:00 committed by Ingo Molnar
parent 98a983aad2
commit 00fd61aee1
1 changed files with 2 additions and 2 deletions
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4
kernel/trace/ftrace.c
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@ -307,7 +307,7 @@ void ftrace_release(void *start, unsigned long size)
unsigned long e = s + size; unsigned long e = s + size;
int i; int i;
if (!start) if (ftrace_disabled || !start)
return; return;
/* No interrupt should call this */ /* No interrupt should call this */
@ -1567,7 +1567,7 @@ static int ftrace_convert_nops(unsigned long *start,
void ftrace_init_module(unsigned long *start, unsigned long *end) void ftrace_init_module(unsigned long *start, unsigned long *end)
{ {
if (start == end) if (ftrace_disabled || start == end)
return; return;
ftrace_convert_nops(start, end); ftrace_convert_nops(start, end);
} }