diff options
Diffstat (limited to 'arch/s390/include/asm/syscall.h')
| -rw-r--r-- | arch/s390/include/asm/syscall.h | 19 |
1 files changed, 1 insertions, 18 deletions
diff --git a/arch/s390/include/asm/syscall.h b/arch/s390/include/asm/syscall.h index 10ce5c4ccbd6..4271e4169f45 100644 --- a/arch/s390/include/asm/syscall.h +++ b/arch/s390/include/asm/syscall.h @@ -15,7 +15,6 @@ #include <asm/ptrace.h> extern const sys_call_ptr_t sys_call_table[]; -extern const sys_call_ptr_t sys_call_table_emu[]; static inline long syscall_get_nr(struct task_struct *task, struct pt_regs *regs) @@ -46,15 +45,7 @@ static inline long syscall_get_error(struct task_struct *task, struct pt_regs *regs) { unsigned long error = regs->gprs[2]; -#ifdef CONFIG_COMPAT - if (test_tsk_thread_flag(task, TIF_31BIT)) { - /* - * Sign-extend the value so (int)-EFOO becomes (long)-EFOO - * and will match correctly in comparisons. - */ - error = (long)(int)error; - } -#endif + return IS_ERR_VALUE(error) ? error : 0; } @@ -78,10 +69,6 @@ static inline void syscall_get_arguments(struct task_struct *task, { unsigned long mask = -1UL; -#ifdef CONFIG_COMPAT - if (test_tsk_thread_flag(task, TIF_31BIT)) - mask = 0xffffffff; -#endif for (int i = 1; i < 6; i++) args[i] = regs->gprs[2 + i] & mask; @@ -99,10 +86,6 @@ static inline void syscall_set_arguments(struct task_struct *task, static inline int syscall_get_arch(struct task_struct *task) { -#ifdef CONFIG_COMPAT - if (test_tsk_thread_flag(task, TIF_31BIT)) - return AUDIT_ARCH_S390; -#endif return AUDIT_ARCH_S390X; } |