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| author | Steven Rostedt <rostedt@goodmis.org> | 2008-08-15 21:40:04 -0400 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-10-14 10:35:43 +0200 |
| commit | 00fd61aee10533e003f2f00ab7163207660a4051 (patch) | |
| tree | 72f42d3a4b238d84e3697c53b31b1ba9f8d022cb /kernel/trace | |
| parent | 98a983aad2e5b3dc83a8a761675445cdd8f3e6bd (diff) | |
| download | kernel_samsung_tuna-00fd61aee10533e003f2f00ab7163207660a4051.zip kernel_samsung_tuna-00fd61aee10533e003f2f00ab7163207660a4051.tar.gz kernel_samsung_tuna-00fd61aee10533e003f2f00ab7163207660a4051.tar.bz2 | |
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>
Diffstat (limited to 'kernel/trace')
| -rw-r--r-- | kernel/trace/ftrace.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index eadd0ea..11d94f2 100644 --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c @@ -307,7 +307,7 @@ void ftrace_release(void *start, unsigned long size) unsigned long e = s + size; int i; - if (!start) + if (ftrace_disabled || !start) return; /* 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) { - if (start == end) + if (ftrace_disabled || start == end) return; ftrace_convert_nops(start, end); } |