linux-kernel - Re: [PATCH v2] usb: raw-gadget: fix gadget endpoint selection

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Message-ID: <87mu6d4pvy.fsf@kernel.org>
Date:   Tue, 12 May 2020 09:40:49 +0300
From:   Felipe Balbi <balbi@...nel.org>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Andrey Konovalov <andreyknvl@...gle.com>,
        USB list <linux-usb@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Alan Stern <stern@...land.harvard.edu>,
        Dmitry Vyukov <dvyukov@...gle.com>
Subject: Re: [PATCH v2] usb: raw-gadget: fix gadget endpoint selection

Greg Kroah-Hartman <gregkh@...uxfoundation.org> writes:

> On Sat, May 09, 2020 at 11:02:13AM +0300, Felipe Balbi wrote:
>> 
>> Hi,
>> 
>> Andrey Konovalov <andreyknvl@...gle.com> writes:
>> >> here you're changing userspace ABI. Aren't we going to possibly break
>> >> some existing applications?
>> >
>> > Hi Felipe,
>> >
>> >  I've been working on tests for Raw Gadget for the last few weeks [1],
>> > which revealed a few problems with the interface. This isn't yet
>> > included into any released kernel, so my hope that changing the ABI is
>> > OK during the rc stage.
>> 
>> Fair enough. If that's okay with Greg, it's okay with me, but then how
>> do we include it into the -rc seen as it's not really a fix?
>> 
>> Greg, are you okay with me including such large patches during the -rc?
>> They essentially add new IOCTLs to the raw-gadget interface.
>
> Yes, as the driver only went in for -rc1, it's fine to add fixes like
> this so late as we don't want to ship a -final with it in broken form.

Thanks, I'll prepare a pull request containing it.

cheers

-- 
balbi

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