Messages in this thread | | | Subject | Re: Adding kmap_atomic_prot_pfn (was: [git pull] drm patches for 2.6.27-rc1) | From | Keith Packard <> | Date | Thu, 23 Oct 2008 14:03:45 -0700 |
| |
On Thu, 2008-10-23 at 13:38 -0700, Andrew Morton wrote:
> I guess one could reimplemenet kmap_atomic_pfn() to call this. Sometime.
The goal is to stop needing this function fairly soon and replace it with a 'real' io-mapping implementation for 32-bit processors.
> Given that all highmem-implementing archtiectures must use the same > declaration here, we might as well put it into include/linux/highmem.h. > Although that goes against current mistakes^Wcode.
I'd hate to break with a long tradition.
> Does powerpc32 still implement highmem? It seems that way. You broke > it, no?
Powerpc32 doesn't have kmap_atomic_pfn either. Seems like the set of HIGHMEM functions is not uniform across architectures.
-- keith.packard@intel.com [unhandled content-type:application/pgp-signature] | |