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| author | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2013-10-28 01:12:41 +0100 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2013-10-28 01:12:41 +0100 |
| commit | 5c2aae8355f7ec1341d5c473c500a77bbfa7f701 (patch) | |
| tree | bdb6059fbc1b476c36e7cda433fc4db64c627407 /arch/x86/kernel/topology.c | |
| parent | 3fbc4d63744b21ed6814ce768672531500bd3f14 (diff) | |
| parent | 16ff816d3b5d2b81fcff5ca44eb9a98ac3b604b4 (diff) | |
| download | linux-5c2aae8355f7ec1341d5c473c500a77bbfa7f701.tar.bz2 | |
Merge branch 'acpi-hotplug'
* acpi-hotplug:
ACPI / memhotplug: Use defined marco METHOD_NAME__STA
ACPI / hotplug: Use kobject_init_and_add() instead of _init() and _add()
ACPI / hotplug: Don't set kobject parent pointer explicitly
ACPI / hotplug: Set kobject name via kobject_add(), not kobject_set_name()
hotplug, powerpc, x86: Remove cpu_hotplug_driver_lock()
hotplug / x86: Disable ARCH_CPU_PROBE_RELEASE on x86
hotplug / x86: Add hotplug lock to missing places
hotplug / x86: Fix online state in cpu0 debug interface
Diffstat (limited to 'arch/x86/kernel/topology.c')
| -rw-r--r-- | arch/x86/kernel/topology.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/arch/x86/kernel/topology.c b/arch/x86/kernel/topology.c index 6e60b5fe2244..649b010da00b 100644 --- a/arch/x86/kernel/topology.c +++ b/arch/x86/kernel/topology.c @@ -65,29 +65,32 @@ int __ref _debug_hotplug_cpu(int cpu, int action) if (!cpu_is_hotpluggable(cpu)) return -EINVAL; - cpu_hotplug_driver_lock(); + lock_device_hotplug(); switch (action) { case 0: ret = cpu_down(cpu); if (!ret) { pr_info("CPU %u is now offline\n", cpu); + dev->offline = true; kobject_uevent(&dev->kobj, KOBJ_OFFLINE); } else pr_debug("Can't offline CPU%d.\n", cpu); break; case 1: ret = cpu_up(cpu); - if (!ret) + if (!ret) { + dev->offline = false; kobject_uevent(&dev->kobj, KOBJ_ONLINE); - else + } else { pr_debug("Can't online CPU%d.\n", cpu); + } break; default: ret = -EINVAL; } - cpu_hotplug_driver_unlock(); + unlock_device_hotplug(); return ret; } |