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authorTejun Heo <tj@kernel.org>2011-05-02 14:16:37 +0200
committerTejun Heo <tj@kernel.org>2011-05-02 14:16:47 +0200
commitba67cf5cf2ce10ad86a212b70f8c7c75d93a5016 (patch)
tree70242f5927c6d6454bd352ff78f956cfc5238f59 /drivers/xen/manage.c
parentaff364860aa105b2deacc6f21ec8ef524460e3fc (diff)
parent2be19102b71c1a45d37fec50303791daa1a06869 (diff)
Merge branch 'x86/urgent' into x86-mm
Merge reason: Pick up the following two fix commits. 2be19102b7: x86, NUMA: Fix empty memblk detection in numa_cleanup_meminfo() 765af22da8: x86-32, NUMA: Fix ACPI NUMA init broken by recent x86-64 change Scheduled NUMA init 32/64bit unification changes depend on these. Signed-off-by: Tejun Heo <tj@kernel.org>
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 95143dd6904..a2eee574784 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},