Merge branch 'core-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull misc core updates from Ingo Molnar:
 "Two changes:

  - add membarriers to Documentation/features/

  - fix a minor nit in panic printk formatting"

* 'core-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  panic: Add closing panic marker parenthesis
  Documentation/features, membarriers: Document membarrier-sync-core architecture support
  Documentation/features: Allow comments in arch features files

kernel/panic.c

@@ -289,7 +289,7 @@ void panic(const char *fmt, ...)
 		disabled_wait(caller);
 	}
 #endif
-	pr_emerg("---[ end Kernel panic - not syncing: %s\n", buf);
+	pr_emerg("---[ end Kernel panic - not syncing: %s ]---\n", buf);
 	local_irq_enable();
 	for (i = 0; ; i += PANIC_TIMER_STEP) {
 		touch_softlockup_watchdog();