tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2/*
3 * Copyright 2010 Tilera Corporation. All Rights Reserved.
4 *
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License
7 * as published by the Free Software Foundation, version 2.
8 *
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
12 * NON INFRINGEMENT. See the GNU General Public License for
13 * more details.
14 */
15
16#define __ARCH_WANT_RENAMEAT
17#if !defined(__LP64__) || defined(__SYSCALL_COMPAT)
18/* Use the flavor of this syscall that matches the 32-bit API better. */
19#define __ARCH_WANT_SYNC_FILE_RANGE2
20#endif
21
22/* Use the standard ABI for syscalls. */
23#include <asm-generic/unistd.h>
24
25#define NR_syscalls __NR_syscalls
26
27/* Additional Tilera-specific syscalls. */
28#define __NR_cacheflush (__NR_arch_specific_syscall + 1)
29__SYSCALL(__NR_cacheflush, sys_cacheflush)
30
31#ifndef __tilegx__
32/* "Fast" syscalls provide atomic support for 32-bit chips. */
33#define __NR_FAST_cmpxchg -1
34#define __NR_FAST_atomic_update -2
35#define __NR_FAST_cmpxchg64 -3
36#define __NR_cmpxchg_badaddr (__NR_arch_specific_syscall + 0)
37__SYSCALL(__NR_cmpxchg_badaddr, sys_cmpxchg_badaddr)
38#endif