[PATCH v3 2/2] arch: arm: Show the serial number from devicetree in cpuinfo

[Paul Kocialkowski]

Le mardi 28 avril 2015 à 17:09 +0100, Russell King - ARM Linux a écrit :
> On Mon, Apr 27, 2015 at 04:42:27PM +0200, Paul Kocialkowski wrote:
> > Well, of_property_read_string is only defined when CONFIG_OF is set
> > (base.c is always built in drivers/of but the directory is only included
> > when CONFIG_OF is set).
> > 
> > Of course, on ARM, we now expect that it is the case, but it seems like
> > good practice to check for it, since it could theoretically be disabled.
> 
> That is _not_ "is the case" - there are a number of non-OF platforms...
> including some which will probably never be converted.

Right, so I think v4 should be fine too, given the empty functions in
case CONFIG_OF is not set.
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