[PATCH] s390: cleanup Kconfig
Sanitize some s390 Kconfig options. We have ARCH_S390, ARCH_S390X,
ARCH_S390_31, 64BIT, S390_SUPPORT and COMPAT. Replace these 6 options by
S390, 64BIT and COMPAT.
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index 1846fbf..6fe532d 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -23,14 +23,14 @@
mainmenu "Linux Kernel Configuration"
-config ARCH_S390
+config S390
bool
default y
config UID16
bool
default y
- depends on ARCH_S390X = 'n'
+ depends on !64BIT
source "init/Kconfig"
@@ -38,20 +38,12 @@
comment "Processor type and features"
-config ARCH_S390X
+config 64BIT
bool "64 bit kernel"
help
Select this option if you have a 64 bit IBM zSeries machine
and want to use the 64 bit addressing mode.
-config 64BIT
- def_bool ARCH_S390X
-
-config ARCH_S390_31
- bool
- depends on ARCH_S390X = 'n'
- default y
-
config SMP
bool "Symmetric multi-processing support"
---help---
@@ -101,20 +93,15 @@
on older S/390 machines. Say Y unless you know your machine doesn't
need this.
-config S390_SUPPORT
+config COMPAT
bool "Kernel support for 31 bit emulation"
- depends on ARCH_S390X
+ depends on 64BIT
help
Select this option if you want to enable your system kernel to
handle system-calls from ELF binaries for 31 bit ESA. This option
(and some other stuff like libraries and such) is needed for
executing 31 bit applications. It is safe to say "Y".
-config COMPAT
- bool
- depends on S390_SUPPORT
- default y
-
config SYSVIPC_COMPAT
bool
depends on COMPAT && SYSVIPC
@@ -122,7 +109,7 @@
config BINFMT_ELF32
tristate "Kernel support for 31 bit ELF binaries"
- depends on S390_SUPPORT
+ depends on COMPAT
help
This allows you to run 32-bit Linux/ELF binaries on your zSeries
in 64 bit mode. Everybody wants this; say Y.
@@ -135,7 +122,7 @@
config MARCH_G5
bool "S/390 model G5 and G6"
- depends on ARCH_S390_31
+ depends on !64BIT
help
Select this to build a 31 bit kernel that works
on all S/390 and zSeries machines.
diff --git a/arch/s390/Makefile b/arch/s390/Makefile
index 73a09a6..6c6b197 100644
--- a/arch/s390/Makefile
+++ b/arch/s390/Makefile
@@ -13,16 +13,14 @@
# Copyright (C) 1994 by Linus Torvalds
#
-ifdef CONFIG_ARCH_S390_31
+ifndef CONFIG_64BIT
LDFLAGS := -m elf_s390
CFLAGS += -m31
AFLAGS += -m31
UTS_MACHINE := s390
STACK_SIZE := 8192
CHECKFLAGS += -D__s390__
-endif
-
-ifdef CONFIG_ARCH_S390X
+else
LDFLAGS := -m elf64_s390
MODFLAGS += -fpic -D__PIC__
CFLAGS += -m64
diff --git a/arch/s390/appldata/appldata_base.c b/arch/s390/appldata/appldata_base.c
index dee6ab54..d06a8d7 100644
--- a/arch/s390/appldata/appldata_base.c
+++ b/arch/s390/appldata/appldata_base.c
@@ -40,7 +40,7 @@
#define TOD_MICRO 0x01000 /* nr. of TOD clock units
for 1 microsecond */
-#ifndef CONFIG_ARCH_S390X
+#ifndef CONFIG_64BIT
#define APPLDATA_START_INTERVAL_REC 0x00 /* Function codes for */
#define APPLDATA_STOP_REC 0x01 /* DIAG 0xDC */
@@ -54,13 +54,13 @@
#define APPLDATA_GEN_EVENT_RECORD 0x82
#define APPLDATA_START_CONFIG_REC 0x83
-#endif /* CONFIG_ARCH_S390X */
+#endif /* CONFIG_64BIT */
/*
* Parameter list for DIAGNOSE X'DC'
*/
-#ifndef CONFIG_ARCH_S390X
+#ifndef CONFIG_64BIT
struct appldata_parameter_list {
u16 diag; /* The DIAGNOSE code X'00DC' */
u8 function; /* The function code for the DIAGNOSE */
@@ -82,7 +82,7 @@
u64 product_id_addr;
u64 buffer_addr;
};
-#endif /* CONFIG_ARCH_S390X */
+#endif /* CONFIG_64BIT */
/*
* /proc entries (sysctl)
diff --git a/arch/s390/crypto/crypt_s390.h b/arch/s390/crypto/crypt_s390.h
index d6712cf..d1c259a 100644
--- a/arch/s390/crypto/crypt_s390.h
+++ b/arch/s390/crypto/crypt_s390.h
@@ -112,7 +112,7 @@
* [ret] is the variable to receive the error code
* [ERR] is the error code value
*/
-#ifndef __s390x__
+#ifndef CONFIG_64BIT
#define __crypt_s390_fixup \
".section .fixup,\"ax\" \n" \
"7: lhi %0,%h[e1] \n" \
@@ -129,7 +129,7 @@
" .long 0b,7b \n" \
" .long 1b,8b \n" \
".previous"
-#else /* __s390x__ */
+#else /* CONFIG_64BIT */
#define __crypt_s390_fixup \
".section .fixup,\"ax\" \n" \
"7: lhi %0,%h[e1] \n" \
@@ -142,7 +142,7 @@
" .quad 0b,7b \n" \
" .quad 1b,8b \n" \
".previous"
-#endif /* __s390x__ */
+#endif /* CONFIG_64BIT */
/*
* Standard code for setting the result of s390 crypto instructions.
@@ -150,10 +150,10 @@
* [result]: the register containing the result (e.g. second operand length
* to compute number of processed bytes].
*/
-#ifndef __s390x__
+#ifndef CONFIG_64BIT
#define __crypt_s390_set_result \
" lr %0,%[result] \n"
-#else /* __s390x__ */
+#else /* CONFIG_64BIT */
#define __crypt_s390_set_result \
" lgr %0,%[result] \n"
#endif
diff --git a/arch/s390/defconfig b/arch/s390/defconfig
index f195c7e..7d23edc 100644
--- a/arch/s390/defconfig
+++ b/arch/s390/defconfig
@@ -6,7 +6,7 @@
CONFIG_MMU=y
CONFIG_RWSEM_XCHGADD_ALGORITHM=y
CONFIG_GENERIC_CALIBRATE_DELAY=y
-CONFIG_ARCH_S390=y
+CONFIG_S390=y
CONFIG_UID16=y
#
@@ -89,9 +89,7 @@
#
# Processor type and features
#
-# CONFIG_ARCH_S390X is not set
# CONFIG_64BIT is not set
-CONFIG_ARCH_S390_31=y
CONFIG_SMP=y
CONFIG_NR_CPUS=32
CONFIG_HOTPLUG_CPU=y
diff --git a/arch/s390/kernel/Makefile b/arch/s390/kernel/Makefile
index 7434c32..4865e4b 100644
--- a/arch/s390/kernel/Makefile
+++ b/arch/s390/kernel/Makefile
@@ -8,31 +8,26 @@
setup.o sys_s390.o ptrace.o signal.o cpcmd.o ebcdic.o \
semaphore.o s390_ext.o debug.o profile.o irq.o reipl_diag.o
+obj-y += $(if $(CONFIG_64BIT),entry64.o,entry.o)
+obj-y += $(if $(CONFIG_64BIT),reipl64.o,reipl.o)
+
extra-y += head.o init_task.o vmlinux.lds
obj-$(CONFIG_MODULES) += s390_ksyms.o module.o
obj-$(CONFIG_SMP) += smp.o
-obj-$(CONFIG_S390_SUPPORT) += compat_linux.o compat_signal.o \
+obj-$(CONFIG_COMPAT) += compat_linux.o compat_signal.o \
compat_ioctl.o compat_wrapper.o \
compat_exec_domain.o
obj-$(CONFIG_BINFMT_ELF32) += binfmt_elf32.o
-obj-$(CONFIG_ARCH_S390_31) += entry.o reipl.o
-obj-$(CONFIG_ARCH_S390X) += entry64.o reipl64.o
-
obj-$(CONFIG_VIRT_TIMER) += vtime.o
# Kexec part
S390_KEXEC_OBJS := machine_kexec.o crash.o
-ifeq ($(CONFIG_ARCH_S390X),y)
-S390_KEXEC_OBJS += relocate_kernel64.o
-else
-S390_KEXEC_OBJS += relocate_kernel.o
-endif
+S390_KEXEC_OBJS += $(if $(CONFIG_64BIT),relocate_kernel64.o,relocate_kernel.o)
obj-$(CONFIG_KEXEC) += $(S390_KEXEC_OBJS)
-
#
# This is just to get the dependencies...
#
diff --git a/arch/s390/kernel/cpcmd.c b/arch/s390/kernel/cpcmd.c
index d47fecb..4ef44e5 100644
--- a/arch/s390/kernel/cpcmd.c
+++ b/arch/s390/kernel/cpcmd.c
@@ -39,7 +39,7 @@
if (response != NULL && rlen > 0) {
memset(response, 0, rlen);
-#ifndef CONFIG_ARCH_S390X
+#ifndef CONFIG_64BIT
asm volatile ( "lra 2,0(%2)\n"
"lr 4,%3\n"
"o 4,%6\n"
@@ -55,7 +55,7 @@
: "a" (cpcmd_buf), "d" (cmdlen),
"a" (response), "d" (rlen), "m" (mask)
: "cc", "2", "3", "4", "5" );
-#else /* CONFIG_ARCH_S390X */
+#else /* CONFIG_64BIT */
asm volatile ( "lrag 2,0(%2)\n"
"lgr 4,%3\n"
"o 4,%6\n"
@@ -73,11 +73,11 @@
: "a" (cpcmd_buf), "d" (cmdlen),
"a" (response), "d" (rlen), "m" (mask)
: "cc", "2", "3", "4", "5" );
-#endif /* CONFIG_ARCH_S390X */
+#endif /* CONFIG_64BIT */
EBCASC(response, rlen);
} else {
return_len = 0;
-#ifndef CONFIG_ARCH_S390X
+#ifndef CONFIG_64BIT
asm volatile ( "lra 2,0(%1)\n"
"lr 3,%2\n"
"diag 2,3,0x8\n"
@@ -85,7 +85,7 @@
: "=d" (return_code)
: "a" (cpcmd_buf), "d" (cmdlen)
: "2", "3" );
-#else /* CONFIG_ARCH_S390X */
+#else /* CONFIG_64BIT */
asm volatile ( "lrag 2,0(%1)\n"
"lgr 3,%2\n"
"sam31\n"
@@ -95,7 +95,7 @@
: "=d" (return_code)
: "a" (cpcmd_buf), "d" (cmdlen)
: "2", "3" );
-#endif /* CONFIG_ARCH_S390X */
+#endif /* CONFIG_64BIT */
}
spin_unlock_irqrestore(&cpcmd_lock, flags);
if (response_code != NULL)
@@ -105,7 +105,7 @@
EXPORT_SYMBOL(__cpcmd);
-#ifdef CONFIG_ARCH_S390X
+#ifdef CONFIG_64BIT
int cpcmd(const char *cmd, char *response, int rlen, int *response_code)
{
char *lowbuf;
@@ -129,4 +129,4 @@
}
EXPORT_SYMBOL(cpcmd);
-#endif /* CONFIG_ARCH_S390X */
+#endif /* CONFIG_64BIT */
diff --git a/arch/s390/kernel/entry64.S b/arch/s390/kernel/entry64.S
index 4eb71ff..369ab44 100644
--- a/arch/s390/kernel/entry64.S
+++ b/arch/s390/kernel/entry64.S
@@ -213,7 +213,7 @@
mvc SP_ARGS(8,%r15),SP_R7(%r15)
sysc_do_restart:
larl %r10,sys_call_table
-#ifdef CONFIG_S390_SUPPORT
+#ifdef CONFIG_COMPAT
tm __TI_flags+5(%r9),(_TIF_31BIT>>16) # running in 31 bit mode ?
jno sysc_noemu
larl %r10,sys_call_table_emu # use 31 bit emulation system calls
@@ -361,7 +361,7 @@
la %r2,SP_PTREGS(%r15) # load pt_regs
jg sys_clone # branch to sys_clone
-#ifdef CONFIG_S390_SUPPORT
+#ifdef CONFIG_COMPAT
sys32_clone_glue:
la %r2,SP_PTREGS(%r15) # load pt_regs
jg sys32_clone # branch to sys32_clone
@@ -383,7 +383,7 @@
bnz 0(%r12) # it did fail -> store result in gpr2
b 6(%r12) # SKIP STG 2,SP_R2(15) in
# system_call/sysc_tracesys
-#ifdef CONFIG_S390_SUPPORT
+#ifdef CONFIG_COMPAT
sys32_execve_glue:
la %r2,SP_PTREGS(%r15) # load pt_regs
lgr %r12,%r14 # save return address
@@ -398,7 +398,7 @@
la %r2,SP_PTREGS(%r15) # load pt_regs as parameter
jg sys_sigreturn # branch to sys_sigreturn
-#ifdef CONFIG_S390_SUPPORT
+#ifdef CONFIG_COMPAT
sys32_sigreturn_glue:
la %r2,SP_PTREGS(%r15) # load pt_regs as parameter
jg sys32_sigreturn # branch to sys32_sigreturn
@@ -408,7 +408,7 @@
la %r2,SP_PTREGS(%r15) # load pt_regs as parameter
jg sys_rt_sigreturn # branch to sys_sigreturn
-#ifdef CONFIG_S390_SUPPORT
+#ifdef CONFIG_COMPAT
sys32_rt_sigreturn_glue:
la %r2,SP_PTREGS(%r15) # load pt_regs as parameter
jg sys32_rt_sigreturn # branch to sys32_sigreturn
@@ -429,7 +429,7 @@
la %r14,6(%r14) # skip store of return value
jg sys_sigsuspend # branch to sys_sigsuspend
-#ifdef CONFIG_S390_SUPPORT
+#ifdef CONFIG_COMPAT
sys32_sigsuspend_glue:
llgfr %r4,%r4 # unsigned long
lgr %r5,%r4 # move mask back
@@ -449,7 +449,7 @@
la %r14,6(%r14) # skip store of return value
jg sys_rt_sigsuspend # branch to sys_rt_sigsuspend
-#ifdef CONFIG_S390_SUPPORT
+#ifdef CONFIG_COMPAT
sys32_rt_sigsuspend_glue:
llgfr %r3,%r3 # size_t
lgr %r4,%r3 # move sigsetsize parameter
@@ -464,7 +464,7 @@
la %r4,SP_PTREGS(%r15) # load pt_regs as parameter
jg sys_sigaltstack # branch to sys_sigreturn
-#ifdef CONFIG_S390_SUPPORT
+#ifdef CONFIG_COMPAT
sys32_sigaltstack_glue:
la %r4,SP_PTREGS(%r15) # load pt_regs as parameter
jg sys32_sigaltstack_wrapper # branch to sys_sigreturn
@@ -1009,7 +1009,7 @@
#include "syscalls.S"
#undef SYSCALL
-#ifdef CONFIG_S390_SUPPORT
+#ifdef CONFIG_COMPAT
#define SYSCALL(esa,esame,emu) .long emu
.globl sys_call_table_emu
diff --git a/arch/s390/kernel/head.S b/arch/s390/kernel/head.S
index d31a97c..ea88d06 100644
--- a/arch/s390/kernel/head.S
+++ b/arch/s390/kernel/head.S
@@ -30,7 +30,7 @@
#include <asm/thread_info.h>
#include <asm/page.h>
-#ifdef CONFIG_ARCH_S390X
+#ifdef CONFIG_64BIT
#define ARCH_OFFSET 4
#else
#define ARCH_OFFSET 0
@@ -539,7 +539,7 @@
.word 0
.endm
-#ifdef CONFIG_ARCH_S390X
+#ifdef CONFIG_64BIT
#include "head64.S"
#else
#include "head31.S"
diff --git a/arch/s390/kernel/module.c b/arch/s390/kernel/module.c
index 607d506..c271cda 100644
--- a/arch/s390/kernel/module.c
+++ b/arch/s390/kernel/module.c
@@ -37,11 +37,11 @@
#define DEBUGP(fmt , ...)
#endif
-#ifndef CONFIG_ARCH_S390X
+#ifndef CONFIG_64BIT
#define PLT_ENTRY_SIZE 12
-#else /* CONFIG_ARCH_S390X */
+#else /* CONFIG_64BIT */
#define PLT_ENTRY_SIZE 20
-#endif /* CONFIG_ARCH_S390X */
+#endif /* CONFIG_64BIT */
void *module_alloc(unsigned long size)
{
@@ -294,17 +294,17 @@
unsigned int *ip;
ip = me->module_core + me->arch.plt_offset +
info->plt_offset;
-#ifndef CONFIG_ARCH_S390X
+#ifndef CONFIG_64BIT
ip[0] = 0x0d105810; /* basr 1,0; l 1,6(1); br 1 */
ip[1] = 0x100607f1;
ip[2] = val;
-#else /* CONFIG_ARCH_S390X */
+#else /* CONFIG_64BIT */
ip[0] = 0x0d10e310; /* basr 1,0; lg 1,10(1); br 1 */
ip[1] = 0x100a0004;
ip[2] = 0x07f10000;
ip[3] = (unsigned int) (val >> 32);
ip[4] = (unsigned int) val;
-#endif /* CONFIG_ARCH_S390X */
+#endif /* CONFIG_64BIT */
info->plt_initialized = 1;
}
if (r_type == R_390_PLTOFF16 ||
diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c
index 78b64fe5..a942bf2 100644
--- a/arch/s390/kernel/process.c
+++ b/arch/s390/kernel/process.c
@@ -235,7 +235,7 @@
/* Save access registers to new thread structure. */
save_access_regs(&p->thread.acrs[0]);
-#ifndef CONFIG_ARCH_S390X
+#ifndef CONFIG_64BIT
/*
* save fprs to current->thread.fp_regs to merge them with
* the emulated registers and then copy the result to the child.
@@ -247,7 +247,7 @@
/* Set a new TLS ? */
if (clone_flags & CLONE_SETTLS)
p->thread.acrs[0] = regs->gprs[6];
-#else /* CONFIG_ARCH_S390X */
+#else /* CONFIG_64BIT */
/* Save the fpu registers to new thread structure. */
save_fp_regs(&p->thread.fp_regs);
p->thread.user_seg = __pa((unsigned long) p->mm->pgd) | _REGION_TABLE;
@@ -260,7 +260,7 @@
p->thread.acrs[1] = (unsigned int) regs->gprs[6];
}
}
-#endif /* CONFIG_ARCH_S390X */
+#endif /* CONFIG_64BIT */
/* start new process with ar4 pointing to the correct address space */
p->thread.mm_segment = get_fs();
/* Don't copy debug registers */
@@ -339,16 +339,16 @@
*/
int dump_fpu (struct pt_regs * regs, s390_fp_regs *fpregs)
{
-#ifndef CONFIG_ARCH_S390X
+#ifndef CONFIG_64BIT
/*
* save fprs to current->thread.fp_regs to merge them with
* the emulated registers and then copy the result to the dump.
*/
save_fp_regs(¤t->thread.fp_regs);
memcpy(fpregs, ¤t->thread.fp_regs, sizeof(s390_fp_regs));
-#else /* CONFIG_ARCH_S390X */
+#else /* CONFIG_64BIT */
save_fp_regs(fpregs);
-#endif /* CONFIG_ARCH_S390X */
+#endif /* CONFIG_64BIT */
return 1;
}
diff --git a/arch/s390/kernel/ptrace.c b/arch/s390/kernel/ptrace.c
index 06afa31..8ecda6d 100644
--- a/arch/s390/kernel/ptrace.c
+++ b/arch/s390/kernel/ptrace.c
@@ -42,7 +42,7 @@
#include <asm/uaccess.h>
#include <asm/unistd.h>
-#ifdef CONFIG_S390_SUPPORT
+#ifdef CONFIG_COMPAT
#include "compat_ptrace.h"
#endif
@@ -59,7 +59,7 @@
if (per_info->single_step) {
per_info->control_regs.bits.starting_addr = 0;
-#ifdef CONFIG_S390_SUPPORT
+#ifdef CONFIG_COMPAT
if (test_thread_flag(TIF_31BIT))
per_info->control_regs.bits.ending_addr = 0x7fffffffUL;
else
@@ -112,7 +112,7 @@
clear_single_step(child);
}
-#ifndef CONFIG_ARCH_S390X
+#ifndef CONFIG_64BIT
# define __ADDR_MASK 3
#else
# define __ADDR_MASK 7
@@ -138,7 +138,7 @@
* an alignment of 4. Programmers from hell...
*/
mask = __ADDR_MASK;
-#ifdef CONFIG_ARCH_S390X
+#ifdef CONFIG_64BIT
if (addr >= (addr_t) &dummy->regs.acrs &&
addr < (addr_t) &dummy->regs.orig_gpr2)
mask = 3;
@@ -160,7 +160,7 @@
* access registers are stored in the thread structure
*/
offset = addr - (addr_t) &dummy->regs.acrs;
-#ifdef CONFIG_ARCH_S390X
+#ifdef CONFIG_64BIT
/*
* Very special case: old & broken 64 bit gdb reading
* from acrs[15]. Result is a 64 bit value. Read the
@@ -218,7 +218,7 @@
* an alignment of 4. Programmers from hell indeed...
*/
mask = __ADDR_MASK;
-#ifdef CONFIG_ARCH_S390X
+#ifdef CONFIG_64BIT
if (addr >= (addr_t) &dummy->regs.acrs &&
addr < (addr_t) &dummy->regs.orig_gpr2)
mask = 3;
@@ -231,13 +231,13 @@
* psw and gprs are stored on the stack
*/
if (addr == (addr_t) &dummy->regs.psw.mask &&
-#ifdef CONFIG_S390_SUPPORT
+#ifdef CONFIG_COMPAT
data != PSW_MASK_MERGE(PSW_USER32_BITS, data) &&
#endif
data != PSW_MASK_MERGE(PSW_USER_BITS, data))
/* Invalid psw mask. */
return -EINVAL;
-#ifndef CONFIG_ARCH_S390X
+#ifndef CONFIG_64BIT
if (addr == (addr_t) &dummy->regs.psw.addr)
/* I'd like to reject addresses without the
high order bit but older gdb's rely on it */
@@ -250,7 +250,7 @@
* access registers are stored in the thread structure
*/
offset = addr - (addr_t) &dummy->regs.acrs;
-#ifdef CONFIG_ARCH_S390X
+#ifdef CONFIG_64BIT
/*
* Very special case: old & broken 64 bit gdb writing
* to acrs[15] with a 64 bit value. Ignore the lower
@@ -357,7 +357,7 @@
return ptrace_request(child, request, addr, data);
}
-#ifdef CONFIG_S390_SUPPORT
+#ifdef CONFIG_COMPAT
/*
* Now the fun part starts... a 31 bit program running in the
* 31 bit emulation tracing another program. PTRACE_PEEKTEXT,
@@ -629,7 +629,7 @@
return peek_user(child, addr, data);
if (request == PTRACE_POKEUSR && addr == PT_IEEE_IP)
return poke_user(child, addr, data);
-#ifdef CONFIG_S390_SUPPORT
+#ifdef CONFIG_COMPAT
if (request == PTRACE_PEEKUSR &&
addr == PT32_IEEE_IP && test_thread_flag(TIF_31BIT))
return peek_user_emu31(child, addr, data);
@@ -695,7 +695,7 @@
/* Do requests that differ for 31/64 bit */
default:
-#ifdef CONFIG_S390_SUPPORT
+#ifdef CONFIG_COMPAT
if (test_thread_flag(TIF_31BIT))
return do_ptrace_emu31(child, request, addr, data);
#endif
diff --git a/arch/s390/kernel/reipl_diag.c b/arch/s390/kernel/reipl_diag.c
index 83cb42b..1f33951 100644
--- a/arch/s390/kernel/reipl_diag.c
+++ b/arch/s390/kernel/reipl_diag.c
@@ -26,7 +26,7 @@
" st %%r4,%0\n"
" st %%r5,%1\n"
".section __ex_table,\"a\"\n"
-#ifdef __s390x__
+#ifdef CONFIG_64BIT
" .align 8\n"
" .quad 0b, 0b\n"
#else
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c
index 31e7b19..b03847d 100644
--- a/arch/s390/kernel/setup.c
+++ b/arch/s390/kernel/setup.c
@@ -427,7 +427,7 @@
__alloc_bootmem(PAGE_SIZE, PAGE_SIZE, 0) + PAGE_SIZE;
lc->current_task = (unsigned long) init_thread_union.thread_info.task;
lc->thread_info = (unsigned long) &init_thread_union;
-#ifndef CONFIG_ARCH_S390X
+#ifndef CONFIG_64BIT
if (MACHINE_HAS_IEEE) {
lc->extended_save_area_addr = (__u32)
__alloc_bootmem(PAGE_SIZE, PAGE_SIZE, 0);
@@ -562,21 +562,21 @@
/*
* print what head.S has found out about the machine
*/
-#ifndef CONFIG_ARCH_S390X
+#ifndef CONFIG_64BIT
printk((MACHINE_IS_VM) ?
"We are running under VM (31 bit mode)\n" :
"We are running native (31 bit mode)\n");
printk((MACHINE_HAS_IEEE) ?
"This machine has an IEEE fpu\n" :
"This machine has no IEEE fpu\n");
-#else /* CONFIG_ARCH_S390X */
+#else /* CONFIG_64BIT */
printk((MACHINE_IS_VM) ?
"We are running under VM (64 bit mode)\n" :
"We are running native (64 bit mode)\n");
-#endif /* CONFIG_ARCH_S390X */
+#endif /* CONFIG_64BIT */
ROOT_DEV = Root_RAM0;
-#ifndef CONFIG_ARCH_S390X
+#ifndef CONFIG_64BIT
memory_end = memory_size & ~0x400000UL; /* align memory end to 4MB */
/*
* We need some free virtual space to be able to do vmalloc.
@@ -585,9 +585,9 @@
*/
if (memory_end > 1920*1024*1024)
memory_end = 1920*1024*1024;
-#else /* CONFIG_ARCH_S390X */
+#else /* CONFIG_64BIT */
memory_end = memory_size & ~0x200000UL; /* detected in head.s */
-#endif /* CONFIG_ARCH_S390X */
+#endif /* CONFIG_64BIT */
init_mm.start_code = PAGE_OFFSET;
init_mm.end_code = (unsigned long) &_etext;
diff --git a/arch/s390/kernel/signal.c b/arch/s390/kernel/signal.c
index 13592d0..6ae4a77 100644
--- a/arch/s390/kernel/signal.c
+++ b/arch/s390/kernel/signal.c
@@ -501,7 +501,7 @@
if (signr > 0) {
/* Whee! Actually deliver the signal. */
-#ifdef CONFIG_S390_SUPPORT
+#ifdef CONFIG_COMPAT
if (test_thread_flag(TIF_31BIT)) {
extern void handle_signal32(unsigned long sig,
struct k_sigaction *ka,
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index bd5b311..e10f4ca 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -402,7 +402,7 @@
}
}
-#ifndef CONFIG_ARCH_S390X
+#ifndef CONFIG_64BIT
/*
* this function sends a 'purge tlb' signal to another CPU.
*/
@@ -416,7 +416,7 @@
on_each_cpu(smp_ptlb_callback, NULL, 0, 1);
}
EXPORT_SYMBOL(smp_ptlb_all);
-#endif /* ! CONFIG_ARCH_S390X */
+#endif /* ! CONFIG_64BIT */
/*
* this function sends a 'reschedule' IPI to another CPU.
@@ -783,7 +783,7 @@
if (stack == 0ULL)
panic("smp_boot_cpus failed to allocate memory\n");
lowcore_ptr[i]->panic_stack = stack + (PAGE_SIZE);
-#ifndef __s390x__
+#ifndef CONFIG_64BIT
if (MACHINE_HAS_IEEE) {
lowcore_ptr[i]->extended_save_area_addr =
(__u32) __get_free_pages(GFP_KERNEL,0);
@@ -793,7 +793,7 @@
}
#endif
}
-#ifndef __s390x__
+#ifndef CONFIG_64BIT
if (MACHINE_HAS_IEEE)
ctl_set_bit(14, 29); /* enable extended save area */
#endif
diff --git a/arch/s390/kernel/sys_s390.c b/arch/s390/kernel/sys_s390.c
index efe6b83..6a63553 100644
--- a/arch/s390/kernel/sys_s390.c
+++ b/arch/s390/kernel/sys_s390.c
@@ -26,9 +26,7 @@
#include <linux/mman.h>
#include <linux/file.h>
#include <linux/utsname.h>
-#ifdef CONFIG_ARCH_S390X
#include <linux/personality.h>
-#endif /* CONFIG_ARCH_S390X */
#include <asm/uaccess.h>
#include <asm/ipc.h>
@@ -121,7 +119,7 @@
return error;
}
-#ifndef CONFIG_ARCH_S390X
+#ifndef CONFIG_64BIT
struct sel_arg_struct {
unsigned long n;
fd_set *inp, *outp, *exp;
@@ -138,7 +136,7 @@
return sys_select(a.n, a.inp, a.outp, a.exp, a.tvp);
}
-#endif /* CONFIG_ARCH_S390X */
+#endif /* CONFIG_64BIT */
/*
* sys_ipc() is the de-multiplexer for the SysV IPC calls..
@@ -211,7 +209,7 @@
return -EINVAL;
}
-#ifdef CONFIG_ARCH_S390X
+#ifdef CONFIG_64BIT
asmlinkage long s390x_newuname(struct new_utsname __user *name)
{
int ret = sys_newuname(name);
@@ -235,12 +233,12 @@
return ret;
}
-#endif /* CONFIG_ARCH_S390X */
+#endif /* CONFIG_64BIT */
/*
* Wrapper function for sys_fadvise64/fadvise64_64
*/
-#ifndef CONFIG_ARCH_S390X
+#ifndef CONFIG_64BIT
asmlinkage long
s390_fadvise64(int fd, u32 offset_high, u32 offset_low, size_t len, int advice)
diff --git a/arch/s390/kernel/traps.c b/arch/s390/kernel/traps.c
index c5bd36f..95d1099 100644
--- a/arch/s390/kernel/traps.c
+++ b/arch/s390/kernel/traps.c
@@ -67,13 +67,13 @@
#define stack_pointer ({ void **sp; asm("la %0,0(15)" : "=&d" (sp)); sp; })
-#ifndef CONFIG_ARCH_S390X
+#ifndef CONFIG_64BIT
#define FOURLONG "%08lx %08lx %08lx %08lx\n"
static int kstack_depth_to_print = 12;
-#else /* CONFIG_ARCH_S390X */
+#else /* CONFIG_64BIT */
#define FOURLONG "%016lx %016lx %016lx %016lx\n"
static int kstack_depth_to_print = 20;
-#endif /* CONFIG_ARCH_S390X */
+#endif /* CONFIG_64BIT */
/*
* For show_trace we have tree different stack to consider:
@@ -702,12 +702,12 @@
pgm_check_table[0x11] = &do_dat_exception;
pgm_check_table[0x12] = &translation_exception;
pgm_check_table[0x13] = &special_op_exception;
-#ifdef CONFIG_ARCH_S390X
+#ifdef CONFIG_64BIT
pgm_check_table[0x38] = &do_dat_exception;
pgm_check_table[0x39] = &do_dat_exception;
pgm_check_table[0x3A] = &do_dat_exception;
pgm_check_table[0x3B] = &do_dat_exception;
-#endif /* CONFIG_ARCH_S390X */
+#endif /* CONFIG_64BIT */
pgm_check_table[0x15] = &operand_exception;
pgm_check_table[0x1C] = &space_switch_exception;
pgm_check_table[0x1D] = &hfp_sqrt_exception;
diff --git a/arch/s390/kernel/vmlinux.lds.S b/arch/s390/kernel/vmlinux.lds.S
index 89fdb38..9289fac 100644
--- a/arch/s390/kernel/vmlinux.lds.S
+++ b/arch/s390/kernel/vmlinux.lds.S
@@ -5,7 +5,7 @@
#include <asm-generic/vmlinux.lds.h>
#include <linux/config.h>
-#ifndef CONFIG_ARCH_S390X
+#ifndef CONFIG_64BIT
OUTPUT_FORMAT("elf32-s390", "elf32-s390", "elf32-s390")
OUTPUT_ARCH(s390)
ENTRY(_start)
diff --git a/arch/s390/lib/Makefile b/arch/s390/lib/Makefile
index b701efa..d9b97b3 100644
--- a/arch/s390/lib/Makefile
+++ b/arch/s390/lib/Makefile
@@ -4,6 +4,5 @@
EXTRA_AFLAGS := -traditional
-lib-y += delay.o string.o
-lib-$(CONFIG_ARCH_S390_31) += uaccess.o spinlock.o
-lib-$(CONFIG_ARCH_S390X) += uaccess64.o spinlock.o
+lib-y += delay.o string.o spinlock.o
+lib-y += $(if $(CONFIG_64BIT),uaccess64.o,uaccess.o)
diff --git a/arch/s390/lib/spinlock.c b/arch/s390/lib/spinlock.c
index 2dc14e9..68d79c5 100644
--- a/arch/s390/lib/spinlock.c
+++ b/arch/s390/lib/spinlock.c
@@ -29,7 +29,7 @@
static inline void
_diag44(void)
{
-#ifdef __s390x__
+#ifdef CONFIG_64BIT
if (MACHINE_HAS_DIAG44)
#endif
asm volatile("diag 0,0,0x44");
diff --git a/arch/s390/mm/extmem.c b/arch/s390/mm/extmem.c
index 506a33b..a9566bc 100644
--- a/arch/s390/mm/extmem.c
+++ b/arch/s390/mm/extmem.c
@@ -143,7 +143,7 @@
rx = (unsigned long) parameter;
ry = (unsigned long) func;
__asm__ __volatile__(
-#ifdef CONFIG_ARCH_S390X
+#ifdef CONFIG_64BIT
" sam31\n" // switch to 31 bit
" diag %0,%1,0x64\n"
" sam64\n" // switch back to 64 bit
diff --git a/arch/s390/mm/fault.c b/arch/s390/mm/fault.c
index fb2607c..81ade40 100644
--- a/arch/s390/mm/fault.c
+++ b/arch/s390/mm/fault.c
@@ -31,17 +31,17 @@
#include <asm/uaccess.h>
#include <asm/pgtable.h>
-#ifndef CONFIG_ARCH_S390X
+#ifndef CONFIG_64BIT
#define __FAIL_ADDR_MASK 0x7ffff000
#define __FIXUP_MASK 0x7fffffff
#define __SUBCODE_MASK 0x0200
#define __PF_RES_FIELD 0ULL
-#else /* CONFIG_ARCH_S390X */
+#else /* CONFIG_64BIT */
#define __FAIL_ADDR_MASK -4096L
#define __FIXUP_MASK ~0L
#define __SUBCODE_MASK 0x0600
#define __PF_RES_FIELD 0x8000000000000000ULL
-#endif /* CONFIG_ARCH_S390X */
+#endif /* CONFIG_64BIT */
#ifdef CONFIG_SYSCTL
extern int sysctl_userprocess_debug;
@@ -393,11 +393,11 @@
"2:\n"
".section __ex_table,\"a\"\n"
" .align 4\n"
-#ifndef CONFIG_ARCH_S390X
+#ifndef CONFIG_64BIT
" .long 0b,1b\n"
-#else /* CONFIG_ARCH_S390X */
+#else /* CONFIG_64BIT */
" .quad 0b,1b\n"
-#endif /* CONFIG_ARCH_S390X */
+#endif /* CONFIG_64BIT */
".previous"
: "=d" (rc) : "a" (&refbk), "m" (refbk) : "cc" );
__ctl_set_bit(0, 9);
@@ -417,11 +417,11 @@
"0:\n"
".section __ex_table,\"a\"\n"
" .align 4\n"
-#ifndef CONFIG_ARCH_S390X
+#ifndef CONFIG_64BIT
" .long 0b,0b\n"
-#else /* CONFIG_ARCH_S390X */
+#else /* CONFIG_64BIT */
" .quad 0b,0b\n"
-#endif /* CONFIG_ARCH_S390X */
+#endif /* CONFIG_64BIT */
".previous"
: : "a" (&refbk), "m" (refbk) : "cc" );
}
diff --git a/arch/s390/mm/init.c b/arch/s390/mm/init.c
index 6ec5cd9..df95338 100644
--- a/arch/s390/mm/init.c
+++ b/arch/s390/mm/init.c
@@ -44,7 +44,7 @@
{
if (addr >= 0x7ff00000)
return;
-#ifdef __s390x__
+#ifdef CONFIG_64BIT
asm volatile (
" sam31\n"
" diag %0,%0,0x10\n"
@@ -106,7 +106,7 @@
* paging_init() sets up the page tables
*/
-#ifndef CONFIG_ARCH_S390X
+#ifndef CONFIG_64BIT
void __init paging_init(void)
{
pgd_t * pg_dir;
@@ -175,7 +175,7 @@
return;
}
-#else /* CONFIG_ARCH_S390X */
+#else /* CONFIG_64BIT */
void __init paging_init(void)
{
pgd_t * pg_dir;
@@ -256,7 +256,7 @@
return;
}
-#endif /* CONFIG_ARCH_S390X */
+#endif /* CONFIG_64BIT */
void __init mem_init(void)
{
diff --git a/arch/s390/mm/mmap.c b/arch/s390/mm/mmap.c
index fb187e5..356257c 100644
--- a/arch/s390/mm/mmap.c
+++ b/arch/s390/mm/mmap.c
@@ -50,7 +50,7 @@
static inline int mmap_is_legacy(void)
{
-#ifdef CONFIG_ARCH_S390X
+#ifdef CONFIG_64BIT
/*
* Force standard allocation for 64 bit programs.
*/
