On 8/18/2016 3:48 PM, Dan Williams wrote:
> On Thu, Aug 18, 2016 at 11:48 AM, Vishal Verma <vishal.l.verma@xxxxxxxxx> wrote:
>> The nfit driver had an acpi event notification handler, but it never
>> would've worked because we weren't setting the
>> ACPI_DRIVER_ALL_NOTIFY_EVENTS flag in acpi_driver.
>
> Let's update the changelog to be helpful for someone implementing a
> backport or taking this back to a -stable branch. Something like:
>
> Subject: acpi, nfit: fix event notifications
>
> Commit 209851649dc4 "acpi: nfit: Add support for hot-add" added
> support for _FIT notifications, but it neglected to set the
> ACPI_DRIVER_ALL_NOTIFY_EVENTS flag that acpi_bus_notify() uses to gate
> notification delivery.
While we're at it, should we update the notifier function to explicitly check
for event 0x80 before re-evaluating the _FIT? I'm thinking about some time
in the future when there might be more than one event.
-- ljk
>
> Fixes: 209851649dc4 ("acpi: nfit: Add support for hot-add")
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