1 /* Set flags signalling availability of kernel features based on given 2 kernel version number. RISC-V version. 3 Copyright (C) 2018-2021 Free Software Foundation, Inc. 4 This file is part of the GNU C Library. 5 6 The GNU C Library is free software; you can redistribute it and/or 7 modify it under the terms of the GNU Lesser General Public 8 License as published by the Free Software Foundation; either 9 version 2.1 of the License, or (at your option) any later version. 10 11 The GNU C Library is distributed in the hope that it will be useful, 12 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 Lesser General Public License for more details. 15 16 You should have received a copy of the GNU Lesser General Public 17 License along with the GNU C Library; if not, see 18 <https://www.gnu.org/licenses/>. */ 19 20 #include_next <kernel-features.h> 21 22 #undef __ASSUME_CLONE_DEFAULT 23 #define __ASSUME_CLONE_BACKWARDS 1 24 25 /* No support for PI mutexes or robust futexes before 4.20. */ 26 #if __LINUX_KERNEL_VERSION < 0x041400 27 # undef __ASSUME_SET_ROBUST_LIST 28 #endif 29