[patch 1/3 v2] Add function get_bootparam

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On 11/17/13 at 07:29pm, H. Peter Anvin wrote:
> On 11/17/2013 06:22 PM, Dave Young wrote:
> > On 11/13/13 at 08:50am, Dave Young wrote:
> >> On 11/12/13 at 06:51pm, Greg KH wrote:
> >>> On Tue, Nov 12, 2013 at 01:37:25AM -0800, H. Peter Anvin wrote:
> >>>> On 11/12/2013 12:30 AM, Greg KH wrote:
> >>>>>
> >>>>> And these binary data blobs are a "standard" somewhere, and will not
> >>>>> change per kernel version change?
> >>>>>
> >>>>> If so, that structure is fine with me.
> >>>>>
> >>>>
> >>>> Correct.  The structure is documented in Documentation/x86/boot.txt, and
> >>>> has been largely invariant (but extended) since the beginning of Linux.
> >>>>  It has sometimes taken some serious work to keep it that way.
> >>>
> >>> Ok, then use the binary sysfs file interface for these blobs, and
> >>> everyone will be happy.
> >>
> >> Since we got an agreement I will move them to sysfs in next version.
> > 
> > I have created one patch for the sysfs part this weekend, bug I'm hesitating to
> > remove the debugfs part because currently there's already user, I tend to
> > keep them in debugfs for now.
> > 
> > What do you think, Peter?
> > 
> 
> Yes, it makes sense to keep them for compatibility, at least for now.
> What is the specific user that already exists?

kexec-tools is using it to setup hardware_subarch..

--
Thanks
Dave



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