Messages in this thread Patch in this message | | | From | Chanho Park <> | Subject | [PATCH] drivers core: export symbols for device hotplug | Date | Fri, 27 Nov 2020 00:01:38 +0900 |
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To support module build for cpu hotplug driver on type-1 hypervisor such as drivers/xen/cpu_hotplug.c, we need to export below four symbols.
lock_device_hotplug / unlock_device_hotplug device_online / device_offline
Signed-off-by: Chanho Park <chanho61.park@samsung.com> --- drivers/base/core.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/drivers/base/core.c b/drivers/base/core.c index d661ada1518f..1bfd0c54a778 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -1586,11 +1586,13 @@ void lock_device_hotplug(void) { mutex_lock(&device_hotplug_lock); } +EXPORT_SYMBOL_GPL(lock_device_hotplug); void unlock_device_hotplug(void) { mutex_unlock(&device_hotplug_lock); } +EXPORT_SYMBOL_GPL(unlock_device_hotplug); int lock_device_hotplug_sysfs(void) { @@ -3419,6 +3421,7 @@ int device_offline(struct device *dev) return ret; } +EXPORT_SYMBOL_GPL(device_offline); /** * device_online - Put the device back online after successful device_offline(). @@ -3450,6 +3453,7 @@ int device_online(struct device *dev) return ret; } +EXPORT_SYMBOL_GPL(device_online); struct root_device { struct device dev; -- 2.23.0
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