Commit 1696d9d(ACPI: Remove the old /proc/acpi/event interface) removes ACPI Button event which originally was sent to userspace via /proc/acpi/event. This causes ACPI shutdown regression on gentoo in the VirtualBox. Now ACPI events are sent to userspace via netlink. This patch is to add ACPI Button event back via netlink routine.
Reference: https://bugzilla.kernel.org/show_bug.cgi?id=71721 Reported-and-tested-by: Richard Musil <[email protected]> Signed-off-by: Lan Tianyu <[email protected]> Cc: <[email protected]> # 3.11.x --- drivers/acpi/button.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c index 714e957..db35594 100644 --- a/drivers/acpi/button.c +++ b/drivers/acpi/button.c @@ -302,6 +302,10 @@ static void acpi_button_notify(struct acpi_device *device, u32 event) input_sync(input); pm_wakeup_event(&device->dev, 0); + acpi_bus_generate_netlink_event( + device->pnp.device_class, + dev_name(&device->dev), + event, ++button->pushed); } break; default: -- 1.8.3.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
