Add semaphore.h to kernel_lock.c
authorMatthew Wilcox <matthew@wil.cx>
Tue, 26 Feb 2008 23:34:25 +0000 (18:34 -0500)
committerMatthew Wilcox <willy@linux.intel.com>
Thu, 17 Apr 2008 14:42:27 +0000 (10:42 -0400)
kernel_lock.c uses DECLARE_MUTEX, up() and down() without explicitly
including asm/semaphore.h.  This is fragile and leaves it vulnerable
to breakage during header reorganisations.

Signed-off-by: Matthew Wilcox <willy@linux.intel.com>
lib/kernel_lock.c

index 812dbf00844bc08a4a844bda6729377b1923a5c5..fbc11a336bc57ba94e598c4edf83eccb4cc24017 100644 (file)
@@ -8,6 +8,7 @@
 #include <linux/smp_lock.h>
 #include <linux/module.h>
 #include <linux/kallsyms.h>
+#include <asm/semaphore.h>
 
 /*
  * The 'big kernel semaphore'