Viewing file:  syscall.h (1.41 KB) -rw-r--r--
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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M68K_SYSCALL_H
#define _ASM_M68K_SYSCALL_H
#include <uapi/linux/audit.h>
#include <asm/unistd.h>
extern const unsigned long sys_call_table[];
static inline int syscall_get_nr(struct task_struct *task,
struct pt_regs *regs)
{
return regs->orig_d0;
}
static inline void syscall_rollback(struct task_struct *task,
struct pt_regs *regs)
{
regs->d0 = regs->orig_d0;
}
static inline long syscall_get_error(struct task_struct *task,
struct pt_regs *regs)
{
unsigned long error = regs->d0;
return IS_ERR_VALUE(error) ? error : 0;
}
static inline long syscall_get_return_value(struct task_struct *task,
struct pt_regs *regs)
{
return regs->d0;
}
static inline void syscall_set_return_value(struct task_struct *task,
struct pt_regs *regs,
int error, long val)
{
regs->d0 = (long)error ?: val;
}
static inline void syscall_get_arguments(struct task_struct *task,
struct pt_regs *regs,
unsigned long *args)
{
args[0] = regs->orig_d0;
args++;
memcpy(args, ®s->d1, 5 * sizeof(args[0]));
}
static inline void syscall_set_arguments(struct task_struct *task,
struct pt_regs *regs,
unsigned long *args)
{
regs->orig_d0 = args[0];
args++;
memcpy(®s->d1, args, 5 * sizeof(args[0]));
}
static inline int syscall_get_arch(struct task_struct *task)
{
return AUDIT_ARCH_M68K;
}
#endif /* _ASM_M68K_SYSCALL_H */
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