 return NULL; 
static void do_ops(union mm_context *mmu, struct host_vm_op *ops, int last){	struct host_vm_op *op;	int i;	for(i = 0; i <= last; i++){		op = &ops[i];		switch(op->type){		case MMAP:                        os_map_memory((void *) op->u.mmap.addr, op->u.mmap.fd,				      op->u.mmap.offset, op->u.mmap.len,				      op->u.mmap.r, op->u.mmap.w,				      op->u.mmap.x);			break;		case MUNMAP:			os_unmap_memory((void *) op->u.munmap.addr,					op->u.munmap.len);			break;		case MPROTECT:			protect_memory(op->u.mprotect.addr, op->u.munmap.len,				       op->u.mprotect.r, op->u.mprotect.w,				       op->u.mprotect.x, 1);			break;		default:			printk("Unknown op type %d in do_ops\n", op->type);			break;		}	}}
10457	/local/tlutelli/issta_data/temp/c/2005_temp/2005/10457/c56004901fa5dcf55f92318f192ab3c0e87db2d1/tlb.c/clean/arch/um/kernel/tt/tlb.c