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-rw-r--r--Makefile4
-rw-r--r--README2
-rw-r--r--arch/x86/Kconfig4
-rw-r--r--scripts/kconfig/conf.c1
-rw-r--r--scripts/kconfig/confdata.c27
-rw-r--r--scripts/kconfig/lkc_proto.h1
6 files changed, 3 insertions, 36 deletions
diff --git a/Makefile b/Makefile
index 7f969303ed49..6d7d7e991c96 100644
--- a/Makefile
+++ b/Makefile
@@ -200,11 +200,9 @@ SRCARCH := $(ARCH)
# Additional ARCH settings for x86
ifeq ($(ARCH),i386)
SRCARCH := x86
- K64BIT := n
endif
ifeq ($(ARCH),x86_64)
SRCARCH := x86
- K64BIT := y
endif
KCONFIG_CONFIG ?= .config
@@ -341,7 +339,7 @@ KERNELRELEASE = $(shell cat include/config/kernel.release 2> /dev/null)
KERNELVERSION = $(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)
export VERSION PATCHLEVEL SUBLEVEL KERNELRELEASE KERNELVERSION
-export ARCH SRCARCH K64BIT CONFIG_SHELL HOSTCC HOSTCFLAGS CROSS_COMPILE AS LD CC
+export ARCH SRCARCH CONFIG_SHELL HOSTCC HOSTCFLAGS CROSS_COMPILE AS LD CC
export CPP AR NM STRIP OBJCOPY OBJDUMP MAKE AWK GENKSYMS PERL UTS_MACHINE
export HOSTCXX HOSTCXXFLAGS LDFLAGS_MODULE CHECK CHECKFLAGS
diff --git a/README b/README
index 592f8a238281..159912cf5155 100644
--- a/README
+++ b/README
@@ -194,8 +194,6 @@ CONFIGURING the kernel:
"make *config" checks for a file named "all{yes/mod/no/random}.config"
for symbol values that are to be forced. If this file is not found,
it checks for a file named "all.config" to contain forced values.
- Finally it checks the environment variable K64BIT and if found, sets
- the config symbol "64BIT" to the value of the K64BIT variable.
NOTES on "make config":
- having unnecessary drivers will make the kernel bigger, and can
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 1eb59971af5d..368864dfe6eb 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -3,8 +3,8 @@ mainmenu "Linux Kernel Configuration for x86"
# Select 32 or 64 bit
config 64BIT
- bool "64-bit kernel"
- default n
+ bool "64-bit kernel" if ARCH = "x86"
+ default ARCH = "x86_64"
help
Say yes to build a 64-bit kernel - formerly known as x86_64
Say no to build a 32-bit kernel - formerly known as i386
diff --git a/scripts/kconfig/conf.c b/scripts/kconfig/conf.c
index c6bee85c3962..a38787a881ea 100644
--- a/scripts/kconfig/conf.c
+++ b/scripts/kconfig/conf.c
@@ -591,7 +591,6 @@ int main(int ac, char **av)
conf_read_simple(name, S_DEF_USER);
else if (!stat("all.config", &tmpstat))
conf_read_simple("all.config", S_DEF_USER);
- conf_set_env_sym("K64BIT", "64BIT", S_DEF_USER);
break;
default:
break;
diff --git a/scripts/kconfig/confdata.c b/scripts/kconfig/confdata.c
index e4fa3f302541..e0f402f3b75d 100644
--- a/scripts/kconfig/confdata.c
+++ b/scripts/kconfig/confdata.c
@@ -145,33 +145,6 @@ static int conf_set_sym_val(struct symbol *sym, int def, int def_flags, char *p)
return 0;
}
-/* Read an environment variable and assign the value to the symbol */
-int conf_set_env_sym(const char *env, const char *symname, int def)
-{
- struct symbol *sym;
- char *p;
- int def_flags;
-
- p = getenv(env);
- if (p) {
- char warning[200];
- sprintf(warning, "Environment variable (%s = \"%s\")", env, p);
- conf_filename = warning;
- def_flags = SYMBOL_DEF << def;
- if (def == S_DEF_USER) {
- sym = sym_find(symname);
- if (!sym)
- return 1;
- } else {
- sym = sym_lookup(symname, 0);
- if (sym->type == S_UNKNOWN)
- sym->type = S_OTHER;
- }
- conf_set_sym_val(sym, def, def_flags, p);
- }
- return 0;
-}
-
int conf_read_simple(const char *name, int def)
{
FILE *in = NULL;
diff --git a/scripts/kconfig/lkc_proto.h b/scripts/kconfig/lkc_proto.h
index dca294e90cc3..4d09f6ddefe3 100644
--- a/scripts/kconfig/lkc_proto.h
+++ b/scripts/kconfig/lkc_proto.h
@@ -1,7 +1,6 @@
/* confdata.c */
P(conf_parse,void,(const char *name));
-P(conf_set_env_sym,int,(const char *envname, const char *symname, int def));
P(conf_read,int,(const char *name));
P(conf_read_simple,int,(const char *name, int));
P(conf_write,int,(const char *name));

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