linux-kernel - Re: [PATCH 1/2] irq/irq_sim: provide irq_sim_fire

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Message-ID: <CACRpkdZu_Pyd_FLYpRikpC4YTer4VjDhsmRZyfjyqrLoBgR+ww@mail.gmail.com>
Date:   Wed, 5 Dec 2018 13:55:04 +0100
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Bartosz Golaszewski <bgolaszewski@...libre.com>
Cc:     Marc Zyngier <marc.zyngier@....com>,
        Uwe Kleine-König 
        <u.kleine-koenig@...gutronix.de>,
        Bartosz Golaszewski <brgl@...ev.pl>,
        Thomas Gleixner <tglx@...utronix.de>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>
Subject: Re: [PATCH 1/2] irq/irq_sim: provide irq_sim_fire_edge()

On Wed, Dec 5, 2018 at 1:38 PM Bartosz Golaszewski
<bgolaszewski@...libre.com> wrote:

> All that would be great, but at this point I just want to fix broken
> tests in user-space. After that we can think about how to
> improve/approach simulating interrupts all we want.

That is true. The other Linus is known to steamroll
maintainers who knowingly break userspace, so we have
a broad consensus not to do that, and I think
that holds no matter if the ABI user is a test or not,
debugfs or not.

Yours,
Linus Walleij