On Oct 12, 2011, at 11:19 AM, Hans J. Koch wrote: > On Wed, Oct 12, 2011 at 05:32:29PM +0200, Hans J. Koch wrote: >> On Wed, Oct 12, 2011 at 09:35:45AM -0500, Kumar Gala wrote: >>> From: Kai Jiang <kai.ji...@freescale.com> >>> >>> To support >32-bit physical addresses for UIO_MEM_PHYS type we need to >>> extend the width of 'addr' in struct uio_mem. Numerous platforms like >>> embedded PPC, ARM, and X86 have support for systems with larger physical >>> address than logical. >>> >>> Since 'addr' may contain a physical, logical, or virtual address the >>> easiest solution is to just change the type to 'unsigned long long' >>> regardless of which type is utilized. >> >> No. There's phys_addr_t for that purpose, defined in include/linux/types.h. >> Please use that. > > I forgot: If you resend this, please update the documentation as well. > (Documentation/DocBook/uio-howto.tmpl)
What would you look added or modified here? - k _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev
