linux-kernel - Re: [PATCH v6 3/4] pwm: bcm2835: allow pwm driver to be used in atomic context

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]

Date:   Fri, 8 Dec 2023 17:22:52 +0100
From:   Thierry Reding <thierry.reding@...il.com>
To:     Sean Young <sean@...s.org>
Cc:     linux-media@...r.kernel.org, linux-pwm@...r.kernel.org,
        Ivaylo Dimitrov <ivo.g.dimitrov.75@...il.com>,
        Uwe Kleine-König 
        <u.kleine-koenig@...gutronix.de>,
        Florian Fainelli <florian.fainelli@...adcom.com>,
        Broadcom internal kernel review list 
        <bcm-kernel-feedback-list@...adcom.com>,
        Ray Jui <rjui@...adcom.com>,
        Scott Branden <sbranden@...adcom.com>,
        linux-rpi-kernel@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v6 3/4] pwm: bcm2835: allow pwm driver to be used in
 atomic context

On Wed, Nov 29, 2023 at 09:13:36AM +0000, Sean Young wrote:
> clk_get_rate() may do a mutex lock. Fetch the clock rate once, and prevent
> rate changes using clk_rate_exclusive_get().
> 
> Signed-off-by: Sean Young <sean@...s.org>
> ---
>  drivers/pwm/pwm-bcm2835.c | 31 +++++++++++++++++++++----------
>  1 file changed, 21 insertions(+), 10 deletions(-)

s/pwm/PWM/ in the subject. Although, I guess you could just drop the
"PWM" altogether because the subject prefix implies that this is for
PWM. Also, please capitalize after the subject prefix.

Thierry

Download attachment "signature.asc" of type "application/pgp-signature" (834 bytes)