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Date:   Wed, 26 Feb 2020 17:41:41 -0800
From:   Andrew Morton <akpm@linux-foundation.org>
To:     Andrey Konovalov <andreyknvl@google.com>
Cc:     Dmitry Vyukov <dvyukov@google.com>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Alan Stern <stern@rowland.harvard.edu>,
        linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org,
        Alexander Potapenko <glider@google.com>,
        Marco Elver <elver@google.com>
Subject: Re: [PATCH v1 0/3] kcov: collect coverage from usb soft interrupts
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On Wed, 26 Feb 2020 19:48:06 +0100 Andrey Konovalov <andreyknvl@google.com> wrote:

> This patchset extends kcov to allow collecting coverage from soft
> interrupts and then uses the new functionality to collect coverage from
> USB code.
> 
> This has allowed to find at least one new HID bug [1], which was recently
> fixed by Alan [2].

I might have asked this before, but I don't see this obvious question
addressed in the changelogs so maybe I didn't...

Will this only ever be useful for USB?  Or is it anticipated that other
subsystems will use this?  If the latter, which ones?

Thanks.