#define rmb() asm volatile ("" : : :"memory")
#define wmb() asm volatile ("" : : :"memory")
#define set_mb(var, value) do { xchg(&var, value); } while (0)
-#define read_barrier_depends() do { } while(0)
-
#define read_barrier_depends() do { } while (0)
#ifdef CONFIG_SMP
*/
#define ZERO_PAGE(vaddr) (virt_to_page(0))
-#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \
- remap_pfn_range(vma, vaddr, pfn, size, prot)
/*
* These would be in other places but having them here reduces the diffs.
*/