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-rw-r--r--drivers/base/syscore.c2
-rw-r--r--drivers/xen/manage.c9
2 files changed, 10 insertions, 1 deletions
diff --git a/drivers/base/syscore.c b/drivers/base/syscore.c
index 90af2943f9e4..c126db3cb7d1 100644
--- a/drivers/base/syscore.c
+++ b/drivers/base/syscore.c
@@ -73,6 +73,7 @@ int syscore_suspend(void)
return ret;
}
+EXPORT_SYMBOL_GPL(syscore_suspend);
/**
* syscore_resume - Execute all the registered system core resume callbacks.
@@ -95,6 +96,7 @@ void syscore_resume(void)
"Interrupts enabled after %pF\n", ops->resume);
}
}
+EXPORT_SYMBOL_GPL(syscore_resume);
#endif /* CONFIG_PM_SLEEP */
/**
diff --git a/drivers/xen/manage.c b/drivers/xen/manage.c
index 1ac94125bf93..a2eee574784e 100644
--- a/drivers/xen/manage.c
+++ b/drivers/xen/manage.c
@@ -8,6 +8,7 @@
#include <linux/sysrq.h>
#include <linux/stop_machine.h>
#include <linux/freezer.h>
+#include <linux/syscore_ops.h>
#include <xen/xen.h>
#include <xen/xenbus.h>
@@ -70,8 +71,13 @@ static int xen_suspend(void *data)
BUG_ON(!irqs_disabled());
err = sysdev_suspend(PMSG_FREEZE);
+ if (!err) {
+ err = syscore_suspend();
+ if (err)
+ sysdev_resume();
+ }
if (err) {
- printk(KERN_ERR "xen_suspend: sysdev_suspend failed: %d\n",
+ printk(KERN_ERR "xen_suspend: system core suspend failed: %d\n",
err);
return err;
}
@@ -95,6 +101,7 @@ static int xen_suspend(void *data)
xen_timer_resume();
}
+ syscore_resume();
sysdev_resume();
return 0;