Re: [PATCH 9/9 v4] usbcore: add sysfs support to xHCI usb2 hardware LPM

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On Tue, Sep 20, 2011 at 04:18:04PM +0800, Andiry Xu wrote:
> On Fri, 2011-09-09 at 09:11 -0700, Greg KH wrote:
> > On Fri, Sep 09, 2011 at 05:57:38PM +0800, Andiry Xu wrote:
> > > +static const char enable_string[] = "enable";
> > > +static const char disable_string[] = "disable";
> > 
> > I think we have a "generic" way of doing "yes/no enable/disable 0/1 T/F"
> > now with sysfs, so please use that and not these strings.
> > 
> 
> I wonder what the "generic" way is? I can see driver/base/power/sysfs.c
> using enabled/disabled strings, and some other sysfs files using 0/1
> directly. Can you specify the generic way you mentioned or point to me
> some code I can refer to? Thanks.

strtobool()

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