753 	unsigned long capabilities, rlen;  in validate_mmap_request()  local
786 			capabilities = file->f_op->mmap_capabilities(file);  in validate_mmap_request()
788 			/* no explicit capabilities set, so assume some  in validate_mmap_request()
793 				capabilities = NOMMU_MAP_COPY;  in validate_mmap_request()
797 				capabilities =  in validate_mmap_request()
808 		/* eliminate any capabilities that we can't support on this  in validate_mmap_request()
811 			capabilities &= ~NOMMU_MAP_DIRECT;  in validate_mmap_request()
813 			capabilities &= ~NOMMU_MAP_COPY;  in validate_mmap_request()
829 			if (!(capabilities & NOMMU_MAP_DIRECT))  in validate_mmap_request()
833 			capabilities &= ~NOMMU_MAP_COPY;  in validate_mmap_request()
837 			if (!(capabilities & NOMMU_MAP_COPY))  in validate_mmap_request()
843 				capabilities &= ~NOMMU_MAP_DIRECT;  in validate_mmap_request()
846 		if (capabilities & NOMMU_MAP_DIRECT) {  in validate_mmap_request()
847 			if (((prot & PROT_READ)  && !(capabilities & NOMMU_MAP_READ))  ||  in validate_mmap_request()
848 			    ((prot & PROT_WRITE) && !(capabilities & NOMMU_MAP_WRITE)) ||  in validate_mmap_request()
849 			    ((prot & PROT_EXEC)  && !(capabilities & NOMMU_MAP_EXEC))  in validate_mmap_request()
851 				capabilities &= ~NOMMU_MAP_DIRECT;  in validate_mmap_request()
867 				if (capabilities & NOMMU_MAP_EXEC)  in validate_mmap_request()
872 			 !(capabilities & NOMMU_MAP_EXEC)  in validate_mmap_request()
875 			capabilities &= ~NOMMU_MAP_DIRECT;  in validate_mmap_request()
881 		capabilities = NOMMU_MAP_COPY;  in validate_mmap_request()
895 	*_capabilities = capabilities;  in validate_mmap_request()
906 					unsigned long capabilities)  in determine_vm_flags()  argument
913 	if (!(capabilities & NOMMU_MAP_DIRECT)) {  in determine_vm_flags()
922 		vm_flags |= VM_MAYSHARE | (capabilities & NOMMU_VMFLAGS);  in determine_vm_flags()
965 			   unsigned long capabilities)  in do_mmap_private()  argument
975 	if (capabilities & NOMMU_MAP_DIRECT) {  in do_mmap_private()
1069 	unsigned long capabilities, result;  in do_mmap()  local
1077 				    &capabilities);  in do_mmap()
1087 	vm_flags = determine_vm_flags(file, prot, flags, capabilities);  in do_mmap()
1152 				if (!(capabilities & NOMMU_MAP_DIRECT))  in do_mmap()
1189 		if (capabilities & NOMMU_MAP_DIRECT) {  in do_mmap()
1201 				if (!(capabilities & NOMMU_MAP_COPY))  in do_mmap()
1204 				capabilities &= ~NOMMU_MAP_DIRECT;  in do_mmap()
1220 		ret = do_mmap_private(vma, region, len, capabilities);  in do_mmap()