headers: smp_lock.h redux
* Remove smp_lock.h from files which don't need it (including some headers!)
* Add smp_lock.h to files which do need it
* Make smp_lock.h include conditional in hardirq.h
It's needed only for one kernel_locked() usage which is under CONFIG_PREEMPT
This will make hardirq.h inclusion cheaper for every PREEMPT=n config
(which includes allmodconfig/allyesconfig, BTW)
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/net/irda/af_irda.c b/net/irda/af_irda.c
index cb762c8..80cf29a 100644
--- a/net/irda/af_irda.c
+++ b/net/irda/af_irda.c
@@ -45,6 +45,7 @@
#include <linux/capability.h>
#include <linux/module.h>
#include <linux/types.h>
+#include <linux/smp_lock.h>
#include <linux/socket.h>
#include <linux/sockios.h>
#include <linux/init.h>