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122a43b107
syscall_get_arch() is required to be implemented on all architectures in addition to already implemented syscall_get_nr(), syscall_get_arguments(), syscall_get_error(), and syscall_get_return_value() functions in order to extend the generic ptrace API with PTRACE_GET_SYSCALL_INFO request. Acked-by: Paul Moore <paul@paul-moore.com> Cc: Elvira Khabirova <lineprinter@altlinux.org> Cc: Eugene Syromyatnikov <esyr@redhat.com> Cc: Yoshinori Sato <ysato@users.sourceforge.jp> Cc: Oleg Nesterov <oleg@redhat.com> Cc: Andy Lutomirski <luto@kernel.org> Cc: uclinux-h8-devel@lists.sourceforge.jp Cc: linux-audit@redhat.com Signed-off-by: Dmitry V. Levin <ldv@altlinux.org> Signed-off-by: Paul Moore <paul@paul-moore.com>
63 lines
1.1 KiB
C
63 lines
1.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __ASM_H8300_SYSCALLS_32_H
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#define __ASM_H8300_SYSCALLS_32_H
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#ifdef __KERNEL__
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#include <linux/compiler.h>
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#include <linux/linkage.h>
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#include <linux/types.h>
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#include <linux/ptrace.h>
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#include <uapi/linux/audit.h>
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static inline int
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syscall_get_nr(struct task_struct *task, struct pt_regs *regs)
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{
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return regs->orig_er0;
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}
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static inline void
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syscall_get_arguments(struct task_struct *task, struct pt_regs *regs,
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unsigned int i, unsigned int n, unsigned long *args)
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{
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BUG_ON(i + n > 6);
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while (n > 0) {
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switch (i) {
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case 0:
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*args++ = regs->er1;
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break;
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case 1:
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*args++ = regs->er2;
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break;
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case 2:
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*args++ = regs->er3;
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break;
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case 3:
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*args++ = regs->er4;
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break;
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case 4:
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*args++ = regs->er5;
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break;
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case 5:
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*args++ = regs->er6;
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break;
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}
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i++;
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n--;
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}
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}
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static inline int
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syscall_get_arch(void)
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{
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return AUDIT_ARCH_H8300;
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}
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/* Misc syscall related bits */
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asmlinkage long do_syscall_trace_enter(struct pt_regs *regs);
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asmlinkage void do_syscall_trace_leave(struct pt_regs *regs);
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#endif /* __KERNEL__ */
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#endif /* __ASM_H8300_SYSCALLS_32_H */
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