kexec jump: remove duplication of kexec_restart_prepare()
Call kernel_restart_prepare() in kernel_kexec() instead of duplicating the
code.
Signed-off-by: Huang Ying <ying.huang@intel.com>
Acked-by: Pavel Machek <pavel@suse.cz>
Acked-by: Vivek Goyal <vgoyal@redhat.com>
Cc: Pavel Machek <pavel@ucw.cz>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: Vivek Goyal <vgoyal@redhat.com>
Cc: Ingo Molnar <mingo@elte.hu>
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 b93b541..988e55f 100644
--- a/include/linux/reboot.h
+++ b/include/linux/reboot.h
@@ -59,6 +59,7 @@
* Architecture independent implemenations of sys_reboot commands.
*/
+extern void kernel_restart_prepare(char *cmd);
extern void kernel_restart(char *cmd);
extern void kernel_halt(void);
extern void kernel_power_off(void);
diff --git a/kernel/kexec.c b/kernel/kexec.c
index 2810558..b816823 100644
--- a/kernel/kexec.c
+++ b/kernel/kexec.c
@@ -1472,11 +1472,7 @@
} else
#endif
{
- blocking_notifier_call_chain(&reboot_notifier_list,
- SYS_RESTART, NULL);
- system_state = SYSTEM_RESTART;
- device_shutdown();
- sysdev_shutdown();
+ kernel_restart_prepare(NULL);
printk(KERN_EMERG "Starting new kernel\n");
machine_shutdown();
}
diff --git a/kernel/sys.c b/kernel/sys.c
index c0185809..3dacb00 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -274,7 +274,7 @@
}
EXPORT_SYMBOL_GPL(emergency_restart);
-static void kernel_restart_prepare(char *cmd)
+void kernel_restart_prepare(char *cmd)
{
blocking_notifier_call_chain(&reboot_notifier_list, SYS_RESTART, cmd);
system_state = SYSTEM_RESTART;