When CONFIG_MODULES is disabled, clang warns: kernel/trace/trace_events.c:872:5: warning: 'CONFIG_MODULES' is not defined, evaluates to 0 [-Wundef] 872 | #if CONFIG_MODULES | ^
Use '#ifdef' to resolve the warning. Fixes: b355247df104 ("tracing: Cache ":mod:" events for modules not loaded yet") Reported-by: kernel test robot <l...@intel.com> Closes: https://lore.kernel.org/oe-kbuild-all/202501190121.e2cijuuj-...@intel.com/ Signed-off-by: Nathan Chancellor <nat...@kernel.org> --- kernel/trace/trace_events.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c index ab04994e4510..de934332ba36 100644 --- a/kernel/trace/trace_events.c +++ b/kernel/trace/trace_events.c @@ -869,7 +869,7 @@ static int ftrace_event_enable_disable(struct trace_event_file *file, return __ftrace_event_enable_disable(file, enable, 0); } -#if CONFIG_MODULES +#ifdef CONFIG_MODULES struct event_mod_load { struct list_head list; char *module; --- base-commit: 9f3ccaeedbe0088f1b89474bcf4187c49cfe8de2 change-id: 20250120-trace_events-fix-wundef-7a1153105f5f Best regards, -- Nathan Chancellor <nat...@kernel.org>