diff options
Diffstat (limited to 'arch/x86/um/shared/sysdep/ptrace_user.h')
-rw-r--r-- | arch/x86/um/shared/sysdep/ptrace_user.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/arch/x86/um/shared/sysdep/ptrace_user.h b/arch/x86/um/shared/sysdep/ptrace_user.h new file mode 100644 index 0000000000..44782bbad4 --- /dev/null +++ b/arch/x86/um/shared/sysdep/ptrace_user.h @@ -0,0 +1,28 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#include <generated/user_constants.h> + +#define PT_OFFSET(r) ((r) * sizeof(long)) + +#define PT_SYSCALL_NR(regs) ((regs)[HOST_ORIG_AX]) +#define PT_SYSCALL_NR_OFFSET PT_OFFSET(HOST_ORIG_AX) + +#define PT_SYSCALL_RET_OFFSET PT_OFFSET(HOST_AX) + +#define REGS_IP_INDEX HOST_IP +#define REGS_SP_INDEX HOST_SP + +#ifdef __i386__ +#define FP_SIZE ((HOST_FPX_SIZE > HOST_FP_SIZE) ? HOST_FPX_SIZE : HOST_FP_SIZE) +#else +#define FP_SIZE HOST_FP_SIZE + +/* + * x86_64 FC3 doesn't define this in /usr/include/linux/ptrace.h even though + * it's defined in the kernel's include/linux/ptrace.h. Additionally, use the + * 2.4 name and value for 2.4 host compatibility. + */ +#ifndef PTRACE_OLDSETOPTIONS +#define PTRACE_OLDSETOPTIONS 21 +#endif + +#endif |