tracing: Remove orphaned event_trace_printk

The event_trace_printk macro has no callers since commit
b8e65554d80b ("tracing: remove deprecated TRACE_FORMAT").
So drop it.

Link: https://lore.kernel.org/20250213113951.813258-1-hengqi.chen@gmail.com
Signed-off-by: Hengqi Chen <hengqi.chen@gmail.com>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>

diff --git a/include/linux/trace_events.h b/include/linux/trace_events.h
index 5caea596fef0c73509f94c3bf27abb2504fbb41f..fa9cf4292dff5db26269c914f48f848e1a6097a3 100644 (file)
--- a/include/linux/trace_events.h
+++ b/include/linux/trace_events.h
@@ -859,24 +859,6 @@ int ftrace_set_clr_event(struct trace_array *tr, char *buf, int set);
 int trace_set_clr_event(const char *system, const char *event, int set);
 int trace_array_set_clr_event(struct trace_array *tr, const char *system,
                const char *event, bool enable);
-/*
- * The double __builtin_constant_p is because gcc will give us an error
- * if we try to allocate the static variable to fmt if it is not a
- * constant. Even with the outer if statement optimizing out.
- */
-#define event_trace_printk(ip, fmt, args...)                           \
-do {                                                                   \
-       __trace_printk_check_format(fmt, ##args);                       \
-       tracing_record_cmdline(current);                                \
-       if (__builtin_constant_p(fmt)) {                                \
-               static const char *trace_printk_fmt                     \
-                 __section("__trace_printk_fmt") =                     \
-                       __builtin_constant_p(fmt) ? fmt : NULL;         \
-                                                                       \
-               __trace_bprintk(ip, trace_printk_fmt, ##args);          \
-       } else                                                          \
-               __trace_printk(ip, fmt, ##args);                        \
-} while (0)
 
 #ifdef CONFIG_PERF_EVENTS
 struct perf_event;