Namespace kernel version macros
[lttng-modules.git] / wrapper / syscall.h
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1/* SPDX-License-Identifier: (GPL-2.0 or LGPL-2.1)
2 *
3 * wrapper/syscall.h
4 *
5 * wrapper around asm/syscall.h.
6 *
7 * Copyright (C) 2019 Michael Jeanson <mjeanson@efficios.com>
8 */
9
10#ifndef _LTTNG_WRAPPER_SYSCALL_H
11#define _LTTNG_WRAPPER_SYSCALL_H
12
13#include <asm/syscall.h>
14#include <lttng-kernel-version.h>
15
16#define LTTNG_SYSCALL_NR_ARGS 6
17
2d042821 18#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,1,0))
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19
20#define lttng_syscall_get_arguments(task, regs, args) \
21 syscall_get_arguments(task, regs, args)
22
2d042821 23#else /* LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,1,0) */
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24
25static inline
26void lttng_syscall_get_arguments(struct task_struct *task,
27 struct pt_regs *regs, unsigned long *args)
28{
29 syscall_get_arguments(task, regs, 0, LTTNG_SYSCALL_NR_ARGS, args);
30}
31
2d042821 32#endif /* LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,1,0) */
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33
34#endif /* _LTTNG_WRAPPER_SYSCALL_H */
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