Re: [PATCH v2 1/7] selftests: gpio: rework and simplify test implementation

From: Kent Gibson
Date: Sun Jan 17 2021 - 18:55:30 EST

On Thu, Jan 07, 2021 at 10:57:25AM +0800, Kent Gibson wrote:
> The GPIO mockup selftests are overly complicated with separate
> implementations of the tests for sysfs and cdev uAPI, and with the cdev
> implementation being dependent on tools/gpio and libmount.
> Rework the test implementation to provide a common test suite with a
> simplified pluggable uAPI interface. The cdev implementation utilises
> the GPIO uAPI directly to remove the dependence on tools/gpio.
> The simplified uAPI interface removes the need for any file system mount
> checks in C, and so removes the dependence on libmount.
> The rework also fixes the sysfs test implementation which has been broken
> since the device created in the multiple gpiochip case was split into
> separate devices.
> Fixes: commit 8a39f597bcfd ("gpio: mockup: rework device probing")
> Signed-off-by: Kent Gibson <warthog618@xxxxxxxxx>
> Acked-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
> ---

Just a note that the 'commit' should be removed from the Fixes tag.

That will be fixed in v3.

The patches have been reviewed from the gpio side - any feedback from the
selftest side?