[PATCH 3/4] PM: Do not destroy/create devices while suspended in mce_64.c

From: Rafael J. Wysocki
Date: Tue Jan 01 2008 - 18:41:28 EST


From: Rafael J. Wysocki <rjw@xxxxxxx>

The x86-64 MCE driver should not attempt to destroy/create a suspended
device, unless it corresponds to a nonboot CPU that failed to go online during
a resume.

Signed-off-by: Rafael J. Wysocki <rjw@xxxxxxx>
---
arch/x86/kernel/cpu/mcheck/mce_64.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

Index: linux-2.6/arch/x86/kernel/cpu/mcheck/mce_64.c
===================================================================
--- linux-2.6.orig/arch/x86/kernel/cpu/mcheck/mce_64.c
+++ linux-2.6/arch/x86/kernel/cpu/mcheck/mce_64.c
@@ -862,11 +862,10 @@ mce_cpu_callback(struct notifier_block *

switch (action) {
case CPU_ONLINE:
- case CPU_ONLINE_FROZEN:
mce_create_device(cpu);
break;
case CPU_DEAD:
- case CPU_DEAD_FROZEN:
+ case CPU_UP_CANCELED_FROZEN:
mce_remove_device(cpu);
break;
}

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