[PATCH] move capable() to capability.h

- Move capable() from sched.h to capability.h;

- Use <linux/capability.h> where capable() is used
	(in include/, block/, ipc/, kernel/, a few drivers/,
	mm/, security/, & sound/;
	many more drivers/ to go)

Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

security/keys/keyctl.c

@@ -16,6 +16,7 @@
 #include <linux/syscalls.h>
 #include <linux/keyctl.h>
 #include <linux/fs.h>
+#include <linux/capability.h>
 #include <linux/err.h>
 #include <asm/uaccess.h>
 #include "internal.h"