linux-kernel - Re: [PATCH v2 10/15] pinctrl-sx150x: Remove excessive locking

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CACRpkdYQ=Fzo9-HRyf9_UTajK4MRsRF33_ONVpLKzovzyi5muw@mail.gmail.com>
Date:   Tue, 8 Nov 2016 09:44:55 +0100
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Andrey Smirnov <andrew.smirnov@...il.com>
Cc:     "linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
        Neil Armstrong <narmstrong@...libre.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Chris Healy <cphealy@...il.com>
Subject: Re: [PATCH v2 10/15] pinctrl-sx150x: Remove excessive locking

On Mon, Nov 7, 2016 at 5:53 PM, Andrey Smirnov <andrew.smirnov@...il.com> wrote:

> Gpiochip and irqchip aspects of this driver do not access any shared
> registers on the chip itself and atomicity of various regmap operations
> is ensured by that API's implementation, so there doesn't seem to be a
> reason to hold the lock in as many places as it is held now.
>
> Tested-by: Neil Armstrong <narmstrong@...libre.com>
> Acked-by: Neil Armstrong <narmstrong@...libre.com>
> Signed-off-by: Andrey Smirnov <andrew.smirnov@...il.com>

Patch applied!

Yours,
Linus Walleij