linux-kernel - Re: [PATCH] cpufreq:core: Fix printing of governor and driver name

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Message-ID: <1873742.zv8KVPIaZX@vostro.rjw.lan>
Date:	Tue, 16 Oct 2012 18:20:48 +0200
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Viresh Kumar <viresh.kumar@...aro.org>
Cc:	cpufreq@...r.kernel.org, linux-pm@...r.kernel.org,
	linux-kernel@...r.kernel.org, linaro-dev@...ts.linaro.org,
	patches@...aro.org, Sudeep.KarkadaNagesha@....com,
	Robin.Randhawa@....com, Arvind.Chauhan@....com
Subject: Re: [PATCH] cpufreq:core: Fix printing of governor and driver name

On Tuesday 16 of October 2012 09:09:15 Viresh Kumar wrote:
> On 15 October 2012 23:21, Rafael J. Wysocki <rjw@...k.pl> wrote:
> > On Wednesday 10 of October 2012 10:12:11 Viresh Kumar wrote:
> >> Arrays for governer and driver name are of size CPUFREQ_NAME_LEN or 16.
> >> i.e. 15 bytes for name and 1 for trailing '\0'.
> >>
> >> When cpufreq driver print these names (for sysfs), it includes '\n' or ' ' in
> >> the fmt string and still passes length as CPUFREQ_NAME_LEN. If the driver or
> >> governor names are using all 15 fields allocated to them, then the trailing '\n'
> >> or ' ' will never be printed. And so commands like:
> >>
> >> root@...aro-developer# cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_driver
> >>
> >> will print something like:
> >>
> >> cpufreq_foodrvroot@...aro-developer#
> >>
> >> Fix this by increasing print length by one character.
> >>
> >> Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>
> >
> > Thanks for the patch, I'll queue it up for v3.8.
> 
> Hi Rafael,
> 
> Thanks for accepting the patch.
> I thought both of my patches would go in 3.7-rc2 as they are bug
> fixes. Isn't that correct?

They don't fix serious bugs, though, so they don't look like urgent.

Thanks,
Rafael


-- 
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
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