diff options
Diffstat (limited to 'include/asm-s390/processor.h')
| -rw-r--r-- | include/asm-s390/processor.h | 25 |
1 files changed, 3 insertions, 22 deletions
diff --git a/include/asm-s390/processor.h b/include/asm-s390/processor.h index 5a21f457d583..51d88912aa20 100644 --- a/include/asm-s390/processor.h +++ b/include/asm-s390/processor.h @@ -81,11 +81,12 @@ extern int get_cpu_capability(unsigned int *); #ifndef __s390x__ #define STACK_TOP (1UL << 31) +#define STACK_TOP_MAX (1UL << 31) #else /* __s390x__ */ -#define STACK_TOP (1UL << (test_thread_flag(TIF_31BIT) ? 31:53)) +#define STACK_TOP (1UL << (test_thread_flag(TIF_31BIT) ? 31:42)) +#define STACK_TOP_MAX (1UL << 42) #endif /* __s390x__ */ -#define STACK_TOP_MAX STACK_TOP #endif @@ -142,8 +143,6 @@ struct stack_frame { /* * Do necessary setup to start up a new thread. */ -#ifndef __s390x__ - #define start_thread(regs, new_psw, new_stackp) do { \ set_fs(USER_DS); \ regs->psw.mask = psw_user_bits; \ @@ -151,24 +150,6 @@ struct stack_frame { regs->gprs[15] = new_stackp ; \ } while (0) -#else /* __s390x__ */ - -#define start_thread(regs, new_psw, new_stackp) do { \ - set_fs(USER_DS); \ - regs->psw.mask = psw_user_bits; \ - regs->psw.addr = new_psw; \ - regs->gprs[15] = new_stackp; \ -} while (0) - -#define start_thread31(regs, new_psw, new_stackp) do { \ - set_fs(USER_DS); \ - regs->psw.mask = psw_user32_bits; \ - regs->psw.addr = new_psw; \ - regs->gprs[15] = new_stackp; \ -} while (0) - -#endif /* __s390x__ */ - /* Forward declaration, a strange C thing */ struct task_struct; struct mm_struct; |