linux-kernel - Re: [PATCH] clk: scpi: don't add cpufreq device if the scpi dvfs node is disabled

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: <0393387b-8ed5-f75b-7f69-5c0b06c64cca@poczta.onet.pl>
Date:   Mon, 9 Jan 2017 11:14:53 +0100
From:   Michał Zegan <webczat_200@...zta.onet.pl>
To:     Sudeep Holla <sudeep.holla@....com>
Cc:     linux-clk@...r.kernel.org, Stephen Boyd <sboyd@...eaurora.org>,
        Michael Turquette <mturquette@...libre.com>,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        Neil Armstrong <narmstrong@...libre.com>
Subject: Re: [PATCH] clk: scpi: don't add cpufreq device if the scpi dvfs node
 is disabled

Of course.

W dniu 09.01.2017 o 10:58, Sudeep Holla pisze:
> 
> 
> On 07/01/17 00:44, Michał Zegan wrote:
>> seems the patch works as intended.
>>
> 
> So, can we take this as
> Tested-by: Michał Zegan <webczat_200@...zta.onet.pl> ?
> 
>> W dniu 06.01.2017 o 13:34, Sudeep Holla pisze:
>>> Currently we add the virtual cpufreq device unconditionally even when
>>> the SCPI DVFS clock provider node is disabled. This will cause cpufreq
>>> driver to throw errors when it gets initailised on boot/modprobe and
>>> also when the CPUs are hot-plugged back in.
>>>
>>> This patch fixes the issue by adding the virtual cpufreq device only if
>>> the SCPI DVFS clock provider is available and registered.
>>>
>>> Fixes: 9490f01e2471 ("clk: scpi: add support for cpufreq virtual device")
>>> Reported-by: Michał Zegan <webczat_200@...zta.onet.pl>
>>> Cc: Neil Armstrong <narmstrong@...libre.com>
>>> Cc: Michael Turquette <mturquette@...libre.com>
>>> Cc: Stephen Boyd <sboyd@...eaurora.org>
>>> Signed-off-by: Sudeep Holla <sudeep.holla@....com>
> 



Download attachment "signature.asc" of type "application/pgp-signature" (526 bytes)