pmap_page_set_memattr
pmap_page_set_memattr(p, VM_MEMATTR_WRITE_COMBINING);
pmap_page_set_memattr((struct vm_page *)pages[i], VM_MEMATTR_UNCACHEABLE);
pmap_page_set_memattr((struct vm_page *)pages[i], VM_MEMATTR_WRITE_BACK);
pmap_page_set_memattr((struct vm_page *)pages[i], VM_MEMATTR_WRITE_COMBINING);
pmap_page_set_memattr(m, ttm_io_prot(bo->mem.placement, 0));
pmap_page_set_memattr(m,
pmap_page_set_memattr((struct vm_page *)p, VM_MEMATTR_WRITE_COMBINING);
pmap_page_set_memattr(m, memattr);
void pmap_page_set_memattr(vm_page_t m, vm_memattr_t ma);
void pmap_page_set_memattr(vm_page_t m, vm_memattr_t ma);
pmap_page_set_memattr(m, memattr);
pmap_page_set_memattr(&m[i], memattr);