697 	unsigned long capabilities, rlen;  in validate_mmap_request()  local
730 			capabilities = file->f_op->mmap_capabilities(file);  in validate_mmap_request()
732 			/* no explicit capabilities set, so assume some  in validate_mmap_request()
737 				capabilities = NOMMU_MAP_COPY;  in validate_mmap_request()
741 				capabilities =  in validate_mmap_request()
752 		/* eliminate any capabilities that we can't support on this  in validate_mmap_request()
755 			capabilities &= ~NOMMU_MAP_DIRECT;  in validate_mmap_request()
757 			capabilities &= ~NOMMU_MAP_COPY;  in validate_mmap_request()
773 			if (!(capabilities & NOMMU_MAP_DIRECT))  in validate_mmap_request()
777 			capabilities &= ~NOMMU_MAP_COPY;  in validate_mmap_request()
781 			if (!(capabilities & NOMMU_MAP_COPY))  in validate_mmap_request()
787 				capabilities &= ~NOMMU_MAP_DIRECT;  in validate_mmap_request()
790 		if (capabilities & NOMMU_MAP_DIRECT) {  in validate_mmap_request()
791 			if (((prot & PROT_READ)  && !(capabilities & NOMMU_MAP_READ))  ||  in validate_mmap_request()
792 			    ((prot & PROT_WRITE) && !(capabilities & NOMMU_MAP_WRITE)) ||  in validate_mmap_request()
793 			    ((prot & PROT_EXEC)  && !(capabilities & NOMMU_MAP_EXEC))  in validate_mmap_request()
795 				capabilities &= ~NOMMU_MAP_DIRECT;  in validate_mmap_request()
811 				if (capabilities & NOMMU_MAP_EXEC)  in validate_mmap_request()
816 			 !(capabilities & NOMMU_MAP_EXEC)  in validate_mmap_request()
819 			capabilities &= ~NOMMU_MAP_DIRECT;  in validate_mmap_request()
825 		capabilities = NOMMU_MAP_COPY;  in validate_mmap_request()
839 	*_capabilities = capabilities;  in validate_mmap_request()
850 		unsigned long capabilities)  in determine_vm_flags()  argument
864 		if (capabilities & NOMMU_MAP_DIRECT)  in determine_vm_flags()
865 			vm_flags |= (capabilities & NOMMU_VMFLAGS);  in determine_vm_flags()
882 			    (capabilities & NOMMU_VMFLAGS);  in determine_vm_flags()
916 			   unsigned long capabilities)  in do_mmap_private()  argument
928 	if (capabilities & NOMMU_MAP_DIRECT) {  in do_mmap_private()
1024 	unsigned long capabilities, result;  in do_mmap()  local
1033 				    &capabilities);  in do_mmap()
1043 	vm_flags |= determine_vm_flags(file, prot, flags, capabilities);  in do_mmap()
1109 				if (!(capabilities & NOMMU_MAP_DIRECT))  in do_mmap()
1146 		if (capabilities & NOMMU_MAP_DIRECT) {  in do_mmap()
1158 				if (!(capabilities & NOMMU_MAP_COPY))  in do_mmap()
1161 				capabilities &= ~NOMMU_MAP_DIRECT;  in do_mmap()
1177 		ret = do_mmap_private(vma, region, len, capabilities);  in do_mmap()