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/* Set flags signalling availability of kernel features based on given
kernel version number.
Copyright (C) 2006-2023 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library. If not, see
<https://www.gnu.org/licenses/>. */
#include <endian.h>
#include_next <kernel-features.h>
/* The ARM kernel before 3.14.3 may or may not support
futex_atomic_cmpxchg_inatomic, depending on kernel
configuration. */
#if __LINUX_KERNEL_VERSION < 0x030E03
# undef __ASSUME_SET_ROBUST_LIST
#endif
/* ARM fadvise64_64 reorganize the syscall arguments. */
#define __ASSUME_FADVISE64_64_6ARG 1
/* Define this if your 32-bit syscall API requires 64-bit register
pairs to start with an even-number register. */
#define __ASSUME_ALIGNED_REGISTER_PAIRS 1
/* ARM only has a syscall for fadvise64{_64} and it is defined with a
non-standard name. */
#define __NR_fadvise64_64 __NR_arm_fadvise64_64
#define __ASSUME_RECV_SYSCALL 1
#define __ASSUME_SEND_SYSCALL 1
/* Support for the mlock2 and copy_file_range syscalls was added to
the compat syscall table for 64-bit kernels in 4.7, although
present in 32-bit kernels from 4.4 and 4.5 respectively. */
#if __LINUX_KERNEL_VERSION < 0x040700
# undef __ASSUME_MLOCK2
#endif
#undef __ASSUME_CLONE_DEFAULT
#define __ASSUME_CLONE_BACKWARDS 1
#if __BYTE_ORDER == __BIG_ENDIAN
# define __ASSUME_SYSVIPC_BROKEN_MODE_T
#endif
#undef __ASSUME_SYSVIPC_DEFAULT_IPC_64
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