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authorGrant Likely <grant.likely@secretlab.ca>2011-05-20 00:43:00 -0600
committerGrant Likely <grant.likely@secretlab.ca>2011-05-20 00:43:00 -0600
commit78fab4c04c76b8c9327541bd270f82b85b42bbf7 (patch)
treeb43006348a1ac15c28e6791d08646809761a2a4a /drivers/xen/manage.c
parent3b8a4dd3ebfcc647260ad5c39ef4f73eb3a6b155 (diff)
parent61c4f2c81c61f73549928dfd9f3e8f26aa36a8cf (diff)
Merge commit 'v2.6.39' into spi/next
Diffstat (limited to 'drivers/xen/manage.c')
-rw-r--r--drivers/xen/manage.c15
1 files changed, 11 insertions, 4 deletions
diff --git a/drivers/xen/manage.c b/drivers/xen/manage.c
index 95143dd6904d..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>
@@ -61,7 +62,7 @@ static void xen_post_suspend(int cancelled)
xen_mm_unpin_all();
}
-#ifdef CONFIG_HIBERNATION
+#ifdef CONFIG_HIBERNATE_CALLBACKS
static int xen_suspend(void *data)
{
struct suspend_info *si = data;
@@ -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;
@@ -173,7 +180,7 @@ out:
#endif
shutting_down = SHUTDOWN_INVALID;
}
-#endif /* CONFIG_HIBERNATION */
+#endif /* CONFIG_HIBERNATE_CALLBACKS */
struct shutdown_handler {
const char *command;
@@ -202,7 +209,7 @@ static void shutdown_handler(struct xenbus_watch *watch,
{ "poweroff", do_poweroff },
{ "halt", do_poweroff },
{ "reboot", do_reboot },
-#ifdef CONFIG_HIBERNATION
+#ifdef CONFIG_HIBERNATE_CALLBACKS
{ "suspend", do_suspend },
#endif
{NULL, NULL},