[Xen-changelog] [xen-unstable] Delay 5 seconds on reboot *after* stopping all CPUs.

[Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User Keir Fraser <keir.fraser@xxxxxxxxxx>
# Date 1217843962 -3600
# Node ID 0c857419d354804ec4cf1548c4fd06bc4e26047e
# Parent  f69a23b209c4ab04827051734e37f095607400ed
Delay 5 seconds on reboot *after* stopping all CPUs.
Signed-off-by: Keir Fraser <keir.fraser@xxxxxxxxxx>
---
 xen/arch/ia64/xen/domain.c |    5 +++--
 xen/arch/x86/shutdown.c    |   11 ++++++++---
 xen/common/keyhandler.c    |    2 +-
 xen/common/shutdown.c      |    5 ++---
 xen/drivers/char/console.c |    3 +--
 xen/include/xen/shutdown.h |    2 +-
 6 files changed, 16 insertions(+), 12 deletions(-)

diff -r f69a23b209c4 -r 0c857419d354 xen/arch/ia64/xen/domain.c
--- a/xen/arch/ia64/xen/domain.c        Fri Aug 01 15:38:07 2008 +0100
+++ b/xen/arch/ia64/xen/domain.c        Mon Aug 04 10:59:22 2008 +0100
@@ -2212,8 +2212,9 @@ int __init construct_dom0(struct domain 
        return 0;
 }
 
-void machine_restart(void)
-{
+void machine_restart(unsigned int delay_millisecs)
+{
+       mdelay(delay_millisecs);
        console_start_sync();
        if (running_on_sim)
                printk ("machine_restart called.  spinning...\n");
diff -r f69a23b209c4 -r 0c857419d354 xen/arch/x86/shutdown.c
--- a/xen/arch/x86/shutdown.c   Fri Aug 01 15:38:07 2008 +0100
+++ b/xen/arch/x86/shutdown.c   Mon Aug 04 10:59:22 2008 +0100
@@ -291,7 +291,12 @@ __initcall(reboot_init);
 
 #endif
 
-void machine_restart(void)
+static void __machine_restart(void *pdelay)
+{
+    machine_restart(*(unsigned int *)pdelay);
+}
+
+void machine_restart(unsigned int delay_millisecs)
 {
     int i;
 
@@ -304,8 +309,8 @@ void machine_restart(void)
     if ( get_apic_id() != boot_cpu_physical_apicid )
     {
         /* Send IPI to the boot CPU (logical cpu 0). */
-        on_selected_cpus(cpumask_of_cpu(0), (void *)machine_restart,
-                         NULL, 1, 0);
+        on_selected_cpus(cpumask_of_cpu(0), __machine_restart,
+                         &delay_millisecs, 1, 0);
         for ( ; ; )
             halt();
     }
diff -r f69a23b209c4 -r 0c857419d354 xen/common/keyhandler.c
--- a/xen/common/keyhandler.c   Fri Aug 01 15:38:07 2008 +0100
+++ b/xen/common/keyhandler.c   Mon Aug 04 10:59:22 2008 +0100
@@ -143,7 +143,7 @@ static void halt_machine(unsigned char k
 static void halt_machine(unsigned char key, struct cpu_user_regs *regs)
 {
     printk("'%c' pressed -> rebooting machine\n", key);
-    machine_restart();
+    machine_restart(0);
 }
 
 static void cpuset_print(char *set, int size, cpumask_t mask)
diff -r f69a23b209c4 -r 0c857419d354 xen/common/shutdown.c
--- a/xen/common/shutdown.c     Fri Aug 01 15:38:07 2008 +0100
+++ b/xen/common/shutdown.c     Mon Aug 04 10:59:22 2008 +0100
@@ -23,8 +23,7 @@ static void maybe_reboot(void)
     {
         printk("rebooting machine in 5 seconds.\n");
         watchdog_disable();
-        mdelay(5000);
-        machine_restart();
+        machine_restart(5000);
     }
 }
 
@@ -50,7 +49,7 @@ void dom0_shutdown(u8 reason)
     case SHUTDOWN_reboot:
     {
         printk("Domain 0 shutdown: rebooting machine.\n");
-        machine_restart();
+        machine_restart(0);
         break; /* not reached */
     }
 
diff -r f69a23b209c4 -r 0c857419d354 xen/drivers/char/console.c
--- a/xen/drivers/char/console.c        Fri Aug 01 15:38:07 2008 +0100
+++ b/xen/drivers/char/console.c        Mon Aug 04 10:59:22 2008 +0100
@@ -939,8 +939,7 @@ void panic(const char *fmt, ...)
     else
     {
         watchdog_disable();
-        mdelay(5000);
-        machine_restart();
+        machine_restart(5000);
     }
 }
 
diff -r f69a23b209c4 -r 0c857419d354 xen/include/xen/shutdown.h
--- a/xen/include/xen/shutdown.h        Fri Aug 01 15:38:07 2008 +0100
+++ b/xen/include/xen/shutdown.h        Mon Aug 04 10:59:22 2008 +0100
@@ -6,7 +6,7 @@ extern int opt_noreboot;
 
 void dom0_shutdown(u8 reason);
 
-void machine_restart(void);
+void machine_restart(unsigned int delay_millisecs);
 void machine_halt(void);
 void machine_power_off(void);
 

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