diff options
Diffstat (limited to 'arch/x86')
-rw-r--r-- | arch/x86/include/asm/ptrace.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/x86/include/asm/ptrace.h b/arch/x86/include/asm/ptrace.h index 19f16eb..7e560b6 100644 --- a/arch/x86/include/asm/ptrace.h +++ b/arch/x86/include/asm/ptrace.h @@ -203,6 +203,13 @@ static inline bool user_64bit_mode(struct pt_regs *regs) return regs->cs == __USER_CS || regs->cs == pv_info.extra_user_64bit_cs; #endif } + +#define current_user_stack_pointer() this_cpu_read(old_rsp) +/* ia32 vs. x32 difference */ +#define compat_user_stack_pointer() \ + (test_thread_flag(TIF_IA32) \ + ? current_pt_regs()->sp \ + : this_cpu_read(old_rsp)) #endif #ifdef CONFIG_X86_32 |