2 files changed, 6 insertions, 16 deletions

diff --git a/include/linux/dynamic_debug.h b/include/linux/dynamic_debug.h
index a90b3892074a..1c70028f81f9 100644
--- a/include/linux/dynamic_debug.h
+++ b/include/linux/dynamic_debug.h
@@ -44,34 +44,24 @@ int ddebug_add_module(struct _ddebug *tab, unsigned int n,
 extern int ddebug_remove_module(const char *mod_name);
 
 #define dynamic_pr_debug(fmt, ...) do {                                 \
-        __label__ do_printk;                                            \
-        __label__ out;                                                  \
         static struct _ddebug descriptor                                \
         __used                                                          \
         __attribute__((section("__verbose"), aligned(8))) =             \
         { KBUILD_MODNAME, __func__, __FILE__, fmt, __LINE__,            \
                 _DPRINTK_FLAGS_DEFAULT };                               \
-        JUMP_LABEL(&descriptor.enabled, do_printk);                     \
-        goto out;                                                       \
-do_printk:                                                              \
-        printk(KERN_DEBUG pr_fmt(fmt),  ##__VA_ARGS__);                 \
-out:    ;                                                               \
+        if (unlikely(descriptor.enabled))                               \
+                printk(KERN_DEBUG pr_fmt(fmt),  ##__VA_ARGS__);         \
         } while (0)
 
 
 #define dynamic_dev_dbg(dev, fmt, ...) do {                             \
-        __label__ do_printk;                                            \
-        __label__ out;                                                  \
         static struct _ddebug descriptor                                \
         __used                                                          \
         __attribute__((section("__verbose"), aligned(8))) =             \
         { KBUILD_MODNAME, __func__, __FILE__, fmt, __LINE__,            \
                 _DPRINTK_FLAGS_DEFAULT };                               \
-        JUMP_LABEL(&descriptor.enabled, do_printk);                     \
-        goto out;                                                       \
-do_printk:                                                              \
-        dev_printk(KERN_DEBUG, dev, fmt, ##__VA_ARGS__);                \
-out:    ;                                                               \
+        if (unlikely(descriptor.enabled))                               \
+                dev_printk(KERN_DEBUG, dev, fmt, ##__VA_ARGS__);        \
         } while (0)
 
 #else
diff --git a/include/linux/tracepoint.h b/include/linux/tracepoint.h
index d3e4f87e95c0..c6814616653b 100644
--- a/include/linux/tracepoint.h
+++ b/include/linux/tracepoint.h
@@ -32,7 +32,7 @@ struct tracepoint {
         int state;                      /* State. */
         void (*regfunc)(void);
         void (*unregfunc)(void);
-        struct tracepoint_func *funcs;
+        struct tracepoint_func __rcu *funcs;
 } __attribute__((aligned(32)));         /*
                                          * Aligned on 32 bytes because it is
                                          * globally visible and gcc happily
@@ -326,7 +326,7 @@ do_trace:								\
  *              memcpy(__entry->prev_comm, prev->comm, TASK_COMM_LEN);
  *              __entry->next_pid       = next->pid;
  *              __entry->next_prio      = next->prio;
- *      )
+ *      ),
  *
  *      *
  *      * Formatted output of a trace record via TP_printk().