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Commit 0bf6368e authored by Lan Tianyu's avatar Lan Tianyu Committed by Rafael J. Wysocki
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ACPI / button: Add ACPI Button event via netlink routine 

Commit 1696d9dc (ACPI: Remove the old /proc/acpi/event interface)
removed ACPI Button event which originally was sent to userspace via
/proc/acpi/event. This caused ACPI shutdown regression on gentoo
in VirtualBox. Now ACPI events are sent to userspace via netlink,
so add ACPI Button event back via netlink routine.

References: https://bugzilla.kernel.org/show_bug.cgi?id=71721


Reported-and-tested-by: default avatarRichard Musil <richard.musil@gmail.com>
Signed-off-by: default avatarLan Tianyu <tianyu.lan@intel.com>
Cc: 3.11+ <stable@vger.kernel.org> # 3.11+
Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent dcb99fd9

drivers/acpi/button.c

+4 −0
Original line number Original line Diff line number Diff line
@@ -302,6 +302,10 @@ static void acpi_button_notify(struct acpi_device *device, u32 event) 
			input_sync(input);

			input_sync(input);





			pm_wakeup_event(&device->dev, 0);

			pm_wakeup_event(&device->dev, 0);

			acpi_bus_generate_netlink_event(

					device->pnp.device_class,

					dev_name(&device->dev),

					event, ++button->pushed);

		}

		}

		break;

		break;

	default:

	default: