linux-kernel - Re: [PATCH v5] cpufreq: fix governor start/stop race condition

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: <CAKohpokN_iJ5in0t3Mo68Tost0u2WT65PQtynQ7-wxGZr0LDQQ@mail.gmail.com>
Date:	Wed, 19 Jun 2013 08:45:19 +0530
From:	Viresh Kumar <viresh.kumar@...aro.org>
To:	Xiaoguang Chen <chenxg.marvell@...il.com>
Cc:	"Rafael J. Wysocki" <rjw@...k.pl>,
	Xiaoguang Chen <chenxg@...vell.com>, cpufreq@...r.kernel.org,
	linux-pm@...r.kernel.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	njiang1@...vell.com, zjwu@...vell.com, ylmao@...vell.com
Subject: Re: [PATCH v5] cpufreq: fix governor start/stop race condition

On 19 June 2013 08:43, Viresh Kumar <viresh.kumar@...aro.org> wrote:
> On 19 June 2013 06:50, Xiaoguang Chen <chenxg.marvell@...il.com> wrote:
>> 2013/6/19 Rafael J. Wysocki <rjw@...k.pl>:
>
>>>> 2) Current governor is userspace, now cpu0 hotplugs in cpu3, it will
>>>
>>> Can you please tell me what the above is supposed to mean?  Is it supposed to
>>> mean "the online of cpu3 is being run on cpu0" or something different?  If
>>> something different, then what?
>
> Please read all the questions carefully. You missed this one.
>
> Actually you should write: Current governor is userspace, now cpu0 hot-unplugs
> cpu3, it will **

Ahh I am mistaken, you are actually bringing cpu3 back to the system. Then you
must have mentioned earlier that cpu3 wasn't online.
--
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/