Messages in this thread | | | From | Linus Torvalds <> | Date | Tue, 8 Nov 2011 11:03:45 -0800 | Subject | Re: [PULL] Add support for Texas Instruments C6X architecture |
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On Tue, Nov 8, 2011 at 10:08 AM, Mark Salter <msalter@redhat.com> wrote: > > Having a little time to think about this some more, I'm going to take > another crack at it. Defining __pa/__va with PAGE_OFFSET as they are > currently creates a physical space which doesn't match the hardware > when PAGE_OFFSET is non-zero. > > For arches using device tree support, that means that the physical > addresses in the device tree are either linux-specific or early boot > code would have to go through the tree to fixup the "hardware physical" > addresses so that they are "linux physical" addresses for the kernel.
Ok, that's actually a good argument - external interfaces defining what "physical" means.
Fair enough. I'll consider myself convinced.
Linus
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