On Wed, Oct 12, 2011 at 01:40:22PM -0500, Kumar Gala wrote: > > 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?
struct uio_mem ? Hans > > - k _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev
