Messages in this thread Patch in this message | | | From | Arnd Bergmann <> | Subject | [PATCH] ftrace: hide cached module code for !CONFIG_MODULES | Date | Mon, 10 Jul 2017 10:44:03 +0200 |
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When modules are disabled, we get a harmless build warning:
kernel/trace/ftrace.c:4051:13: error: 'process_cached_mods' defined but not used [-Werror=unused-function]
This adds the same #ifdef around the new code that exists around its caller.
Fixes: d7fbf8df7ca0 ("ftrace: Implement cached modules tracing on module load") Signed-off-by: Arnd Bergmann <arnd@arndb.de> --- kernel/trace/ftrace.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index 2953d558bbee..4706f0ed193e 100644 --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c @@ -3978,6 +3978,7 @@ static int ftrace_set_regex(struct ftrace_ops *ops, unsigned char *buf, int len, int reset, int enable); +#ifdef CONFIG_MODULES static void process_mod_list(struct list_head *head, struct ftrace_ops *ops, char *mod, bool enable) { @@ -4068,6 +4069,7 @@ static void process_cached_mods(const char *mod_name) kfree(mod); } +#endif /* * We register the module command as a template to show others how -- 2.9.0
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