Messages in this thread Patch in this message | | | From | Luis Henriques <> | Subject | [PATCH 3.11 067/182] ACPI / button: Add ACPI Button event via netlink routine | Date | Thu, 24 Apr 2014 09:49:52 +0100 |
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3.11.10.9 -stable review patch. If anyone has any objections, please let me know.
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From: Lan Tianyu <tianyu.lan@intel.com>
commit 0bf6368ee8f25826d0645c0f7a4f17c8845356a4 upstream.
Commit 1696d9d (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: Richard Musil <richard.musil@gmail.com> Signed-off-by: Lan Tianyu <tianyu.lan@intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> [ luis: backported to 3.11: adjusted context ] Signed-off-by: Luis Henriques <luis.henriques@canonical.com> --- drivers/acpi/button.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c index d2e617b..a495adb 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); } acpi_bus_generate_proc_event(device, event, ++button->pushed); -- 1.9.1
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