On Fri, Sep 25, 2015 at 05:36:36PM -0700, Dan Williams wrote: > I went to go attempt this, but ia64 is still a holdout, as its > DISCONTIGMEM setup can't use the generic memory_model definitions. > > #ifdef CONFIG_DISCONTIGMEM > # define page_to_pfn(page) ((unsigned long) (page - vmem_map)) > # define pfn_to_page(pfn) (vmem_map + (pfn)) > #else > # include <asm-generic/memory_model.h> > #endif > #else > # include <asm-generic/memory_model.h> > #endif Seems like we should simply introduce a CONFIG_VMEM_MAP for ia64 to get this started. Does my memory trick me or did we used to have vmem_map on other architectures as well but managed to get rid of it everywhere but on ia64? -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>