From: Linus Walleij <linus.walleij@linaro.org>
To: Andrew Lunn <andrew@lunn.ch>, Marc Zyngier <marc.zyngier@arm.com>,
Thomas Gleixner <tglx@linutronix.de>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Florian Fainelli <f.fainelli@gmail.com>,
Grygorii Strashko <grygorii.strashko@ti.com>
Subject: Re: [PATCH] kernel: irq: Extend lockdep class for request mutex
Date: Tue, 12 Dec 2017 09:59:36 +0100 [thread overview]
Message-ID: <CACRpkdYGyQriK9cC4R1uCPe6OfFN4pzRpBB+vK2Yea7_qAQ+sw@mail.gmail.com> (raw)
In-Reply-To: <1512234664-21555-1-git-send-email-andrew@lunn.ch>
On Sat, Dec 2, 2017 at 6:11 PM, Andrew Lunn <andrew@lunn.ch> wrote:
> The IRQ code already has support for lockdep class for the lock mutex
> in an interrupt descriptor. Extend this to add a second class for the
> request mutex in the descriptor. Not having a class is resulting in
> false positive splats in some code paths.
>
> Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Alas, I don't understand how lockdep works. But if the IRQ maintainers
like the idea they are free to merge this with my:
Acked-by: Linus Walleij <linus.walleij@linaro.org>
It seems Thomas is busy, looping in Marc Z as IRQ maintainer.
Yours,
Linus Walleij
next prev parent reply other threads:[~2017-12-12 8:59 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-02 17:11 [PATCH] kernel: irq: Extend lockdep class for request mutex Andrew Lunn
2017-12-12 8:59 ` Linus Walleij [this message]
2017-12-28 11:31 ` [tip:irq/urgent] kernel/irq: " tip-bot for Andrew Lunn
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