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um: Hard-code the result of 'uname -s'

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We rely on 'uname -s' returning 'Linux' because there are os-Linux/
directories, but no other os-*/.

Supporting a non-Linux host is unlikely to happen.

Let's hard-code 'Linux'.

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Signed-off-by: Richard Weinberger <richard@nod.at>
This commit is contained in:
Masahiro Yamada 2023-07-22 02:18:56 +09:00 committed by Richard Weinberger
parent ff3f786079
commit d32df1080f
2 changed files with 4 additions and 5 deletions
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7
arch/um/Makefile
View File

@ -18,14 +18,13 @@ else
endif
ARCH_DIR := arch/um
OS := $(shell uname -s)
# We require bash because the vmlinux link and loader script cpp use bash
# features.
SHELL := /bin/bash
core-y += $(ARCH_DIR)/kernel/ \
$(ARCH_DIR)/drivers/ \
$(ARCH_DIR)/os-$(OS)/
$(ARCH_DIR)/os-Linux/
MODE_INCLUDE += -I$(srctree)/$(ARCH_DIR)/include/shared/skas
@ -78,7 +77,7 @@ USER_CFLAGS = $(patsubst $(KERNEL_DEFINES),,$(patsubst -I%,,$(KBUILD_CFLAGS))) \
-idirafter $(objtree)/include -D__KERNEL__ -D__UM_HOST__
#This will adjust *FLAGS accordingly to the platform.
include $(srctree)/$(ARCH_DIR)/Makefile-os-$(OS)
include $(srctree)/$(ARCH_DIR)/Makefile-os-Linux
KBUILD_CPPFLAGS += -I$(srctree)/$(HOST_DIR)/include \
-I$(srctree)/$(HOST_DIR)/include/uapi \
@ -155,4 +154,4 @@ archclean:
@find . \( -name '*.bb' -o -name '*.bbg' -o -name '*.da' \
-o -name '*.gcov' \) -type f -print | xargs rm -f
export HEADER_ARCH SUBARCH USER_CFLAGS CFLAGS_NO_HARDENING OS DEV_NULL_PATH
export HEADER_ARCH SUBARCH USER_CFLAGS CFLAGS_NO_HARDENING DEV_NULL_PATH

2
arch/x86/um/Makefile
View File

@ -13,7 +13,7 @@ obj-y = bugs_$(BITS).o delay.o fault.o ldt.o \
ptrace_$(BITS).o ptrace_user.o setjmp_$(BITS).o signal.o \
stub_$(BITS).o stub_segv.o \
sys_call_table_$(BITS).o sysrq_$(BITS).o tls_$(BITS).o \
mem_$(BITS).o subarch.o os-$(OS)/
mem_$(BITS).o subarch.o os-Linux/
ifeq ($(CONFIG_X86_32),y)