linux_dsm_epyc7002/arch/c6x/include/asm/syscall.h
Thomas Gleixner 2874c5fd28 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation either version 2 of the license or at
  your option any later version

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 3029 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190527070032.746973796@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:26:32 -07:00

76 lines
1.6 KiB
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (C) 2011 Texas Instruments Incorporated
* Author: Mark Salter <msalter@redhat.com>
*/
#ifndef __ASM_C6X_SYSCALL_H
#define __ASM_C6X_SYSCALL_H
#include <uapi/linux/audit.h>
#include <linux/err.h>
#include <linux/sched.h>
static inline int syscall_get_nr(struct task_struct *task,
struct pt_regs *regs)
{
return regs->b0;
}
static inline void syscall_rollback(struct task_struct *task,
struct pt_regs *regs)
{
/* do nothing */
}
static inline long syscall_get_error(struct task_struct *task,
struct pt_regs *regs)
{
return IS_ERR_VALUE(regs->a4) ? regs->a4 : 0;
}
static inline long syscall_get_return_value(struct task_struct *task,
struct pt_regs *regs)
{
return regs->a4;
}
static inline void syscall_set_return_value(struct task_struct *task,
struct pt_regs *regs,
int error, long val)
{
regs->a4 = error ?: val;
}
static inline void syscall_get_arguments(struct task_struct *task,
struct pt_regs *regs,
unsigned long *args)
{
*args++ = regs->a4;
*args++ = regs->b4;
*args++ = regs->a6;
*args++ = regs->b6;
*args++ = regs->a8;
*args = regs->b8;
}
static inline void syscall_set_arguments(struct task_struct *task,
struct pt_regs *regs,
const unsigned long *args)
{
regs->a4 = *args++;
regs->b4 = *args++;
regs->a6 = *args++;
regs->b6 = *args++;
regs->a8 = *args++;
regs->a9 = *args;
}
static inline int syscall_get_arch(struct task_struct *task)
{
return IS_ENABLED(CONFIG_CPU_BIG_ENDIAN)
? AUDIT_ARCH_C6XBE : AUDIT_ARCH_C6X;
}
#endif /* __ASM_C6X_SYSCALLS_H */