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Date: Wed, 7 Oct 2015 13:57:35 +0100
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Viresh Kumar <viresh.kumar@linaro.org>
Cc: Arnd Bergmann <arnd@arndb.de>, "Rafael J. Wysocki" <rjw@rjwysocki.net>,
        Len Brown <len.brown@intel.com>, Pavel Machek <pavel@ucw.cz>,
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        linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org,
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Subject: Re: [PATCH] PM / OPP: fix debugfs files for 64-bit
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On Wed, Oct 07, 2015 at 04:51:49PM +0530, Viresh Kumar wrote:
> On 07-10-15, 12:07, Greg Kroah-Hartman wrote:
> > Why would you be wanting to create a "unsigned long" as an api anyway?
> > Just force it to be u64 all the time, can't you do that?
> 
> Okay, so the variable in question (lets say frequency) is an 'unsigned
> long' and that's how all the APIs of clock framework expect/define
> it.
> 
> And you are probably saying that we do this:
> 
> unsigned long freq;
> 
> debugfs_create_u64((u64 *)&freq);
> 
> Right? Or are you asking to update clock APIs to be converted to u64?

Yes, they should be u64 as I doubt you want to debug problems that you
have in the driver where it works on a 64bit system but doesn't on a
32bit one.

thanks,

greg k-h