[Xen-devel] [PATCH 44/44] kernel: Remove pm_power_off

[Guenter Roeck <linux@xxxxxxxxxxxx>]

No users of pm_power_off are left, so it is safe to remove the function.

Cc: Rafael J. Wysocki <rjw@xxxxxxxxxxxxx>
Cc: Pavel Machek <pavel@xxxxxx>
Cc: Len Brown <len.brown@xxxxxxxxx>
Signed-off-by: Guenter Roeck <linux@xxxxxxxxxxxx>
---
 include/linux/pm.h              |  1 -
 kernel/power/poweroff_handler.c | 10 +---------
 2 files changed, 1 insertion(+), 10 deletions(-)

diff --git a/include/linux/pm.h b/include/linux/pm.h
index 45271b5..fce7645 100644
--- a/include/linux/pm.h
+++ b/include/linux/pm.h
@@ -31,7 +31,6 @@
 /*
  * Callbacks for platform drivers to implement.
  */
-extern void (*pm_power_off)(void);
 extern void (*pm_power_off_prepare)(void);
 
 /*
diff --git a/kernel/power/poweroff_handler.c b/kernel/power/poweroff_handler.c
index 96f59ef..01a3a39 100644
--- a/kernel/power/poweroff_handler.c
+++ b/kernel/power/poweroff_handler.c
@@ -20,12 +20,6 @@
 #include <linux/types.h>
 
 /*
- * If set, calling this function will power off the system immediately.
- */
-void (*pm_power_off)(void);
-EXPORT_SYMBOL(pm_power_off);
-
-/*
  *     Notifier list for kernel code which wants to be called
  *     to power off the system.
  */
@@ -163,8 +157,6 @@ int register_poweroff_handler_simple(void (*handler)(void), 
int priority)
  */
 void do_kernel_poweroff(void)
 {
-       if (pm_power_off)
-               pm_power_off();
        atomic_notifier_call_chain(&poweroff_handler_list, 0, NULL);
 }
 
@@ -175,6 +167,6 @@ void do_kernel_poweroff(void)
  */
 bool have_kernel_poweroff(void)
 {
-       return pm_power_off != NULL || poweroff_handler_list.head != NULL;
+       return poweroff_handler_list.head != NULL;
 }
 EXPORT_SYMBOL(have_kernel_poweroff);
-- 
1.9.1


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