On Thu, Jul 20, 2023 at 02:45:06PM +0200, Maxime Ripard wrote: > Hi, > > This follows the discussion here: > https://lore.kernel.org/linux-kselftest/20230324123157.bbwvfq4gsxnlnfwb@houat/ > > This shows a couple of inconsistencies with regard to how device-managed > resources are cleaned up. Basically, devm resources will only be cleaned up > if the device is attached to a bus and bound to a driver. Failing any of > these cases, a call to device_unregister will not end up in the devm > resources being released. > > We had to work around it in DRM to provide helpers to create a device for > kunit tests, but the current discussion around creating similar, generic, > helpers for kunit resumed interest in fixing this. > > This can be tested using the command: > ./tools/testing/kunit/kunit.py run --kunitconfig=drivers/base/test/ > > I added the fix David suggested back in that discussion which does fix > the tests. The SoB is missing, since David didn't provide it back then. > > Let me know what you think, > Maxime > > Signed-off-by: Maxime Ripard <mripard@xxxxxxxxxx> Ping? Maxime
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