On Wed, Dec 19, 2018 at 03:27:48PM +0100, Rafael J. Wysocki wrote:
On Thu, Dec 13, 2018 at 1:45 AM Alexander Duyck
> Add an additional bit flag to the device struct named "dead".
> This additional flag provides a guarantee that when a device_del is
> executed on a given interface an async worker will not attempt to attach
> the driver following the earlier device_del call. Previously this
> guarantee was not present and could result in the device_del call
> attempting to remove a driver from an interface only to have the async
> worker attempt to probe the driver later when it finally completes the
> asynchronous probe call.
> One additional change added was that I pulled the check for dev->driver
> out of the __device_attach_driver call and instead placed it in the
> __device_attach_async_helper call. This was motivated by the fact that the
> only other caller of this, __device_attach, had already taken the
> device_lock() and checked for dev->driver. Instead of testing for this
> twice in this path it makes more sense to just consolidate the dev->dead
> and dev->driver checks together into one set of checks.
> Reviewed-by: Dan Williams <dan.j.williams(a)intel.com>
> Signed-off-by: Alexander Duyck <alexander.h.duyck(a)linux.intel.com>
Reviewed-by: Rafael J. Wysocki <rafael.j.wysocki(a)intel.com>
It's too late for 4.21-rc1 as my tree should be closed by now.
So I'll hold on to these in my queue until 4.21-rc1 is out and then
queue them up and see what breaks in linux-next :)