linux-kernel - Re: [PATCH v3] cpufreq: Fix timer/workqueue corruption by protecting reading governor

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: <CAKohpomWCpxCSFfG601Pc_FKcbZ3J7G2nsBABMb8qqQJ38h1cg@mail.gmail.com>
Date:	Fri, 3 Jan 2014 12:20:05 +0530
From:	Viresh Kumar <viresh.kumar@...aro.org>
To:	Jane Li <jiel@...vell.com>
Cc:	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	"cpufreq@...r.kernel.org" <cpufreq@...r.kernel.org>,
	"linux-pm@...r.kernel.org" <linux-pm@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v3] cpufreq: Fix timer/workqueue corruption by protecting
 reading governor_enabled

On 3 January 2014 12:14,  <jiel@...vell.com> wrote:
> diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h
> index dc196bb..15c62df 100644
> --- a/include/linux/cpufreq.h
> +++ b/include/linux/cpufreq.h
> @@ -389,6 +389,7 @@ int __cpufreq_driver_target(struct cpufreq_policy *policy,
>                                    unsigned int relation);
>  int cpufreq_register_governor(struct cpufreq_governor *governor);
>  void cpufreq_unregister_governor(struct cpufreq_governor *governor);
> +extern struct mutex cpufreq_governor_lock;
>
>  /* CPUFREQ DEFAULT GOVERNOR */
>  /*

Move this to cpufreq_governor.h instead. I don't want this to be available
for everybody to use it.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/