make kernel_shutdown_prepare() static
kernel_shutdown_prepare() can now become static.
Signed-off-by: Adrian Bunk <bunk@kernel.org>
Acked-by: Pavel Machek <pavel@ucw.cz>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/include/linux/reboot.h b/include/linux/reboot.h
index 85ea63f..b93b541 100644
--- a/include/linux/reboot.h
+++ b/include/linux/reboot.h
@@ -59,8 +59,6 @@
* Architecture independent implemenations of sys_reboot commands.
*/
-extern void kernel_shutdown_prepare(enum system_states state);
-
extern void kernel_restart(char *cmd);
extern void kernel_halt(void);
extern void kernel_power_off(void);
diff --git a/kernel/sys.c b/kernel/sys.c
index 4162d12..53de35f 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -315,7 +315,7 @@
#endif
}
-void kernel_shutdown_prepare(enum system_states state)
+static void kernel_shutdown_prepare(enum system_states state)
{
blocking_notifier_call_chain(&reboot_notifier_list,
(state == SYSTEM_HALT)?SYS_HALT:SYS_POWER_OFF, NULL);