um: take arch/um/sys-x86 to arch/x86/um

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Richard Weinberger <richard@nod.at>

93 files changed, 24 insertions, 25 deletions

diff --git a/arch/um/Makefile b/arch/um/Makefile
index 7492ee5837c..7730af6ec13 100644
--- a/arch/um/Makefile
+++ b/arch/um/Makefile
@@ -30,13 +30,17 @@ ifeq ($(SUBARCH),x86_64)
         HEADER_ARCH := x86
 endif
 
+HOST_DIR := arch/$(HEADER_ARCH)
+
 include $(srctree)/$(ARCH_DIR)/Makefile-skas
-include $(srctree)/$(ARCH_DIR)/Makefile-$(HEADER_ARCH)
+include $(srctree)/$(HOST_DIR)/Makefile.um
+
+core-y += $(HOST_DIR)/um/
 
 SHARED_HEADERS	:= $(ARCH_DIR)/include/shared
 ARCH_INCLUDE	:= -I$(srctree)/$(SHARED_HEADERS)
-ARCH_INCLUDE	+= -I$(srctree)/$(ARCH_DIR)/sys-$(HEADER_ARCH)/shared
-KBUILD_CPPFLAGS += -I$(srctree)/$(ARCH_DIR)/sys-$(HEADER_ARCH)
+ARCH_INCLUDE	+= -I$(srctree)/$(HOST_DIR)/um/shared
+KBUILD_CPPFLAGS += -I$(srctree)/$(HOST_DIR)/um
 
 # -Dvmap=kernel_vmap prevents anything from referencing the libpcap.o symbol so
 # named - it's a common symbol in libpcap, so we get a binary which crashes.
@@ -60,7 +64,7 @@ USER_CFLAGS = $(patsubst $(KERNEL_DEFINES),,$(patsubst -D__KERNEL__,,\
 #This will adjust *FLAGS accordingly to the platform.
 include $(srctree)/$(ARCH_DIR)/Makefile-os-$(OS)
 
-KBUILD_CPPFLAGS += -I$(srctree)/arch/$(HEADER_ARCH)/include
+KBUILD_CPPFLAGS += -I$(srctree)/$(HOST_DIR)/include
 
 # -Derrno=kernel_errno - This turns all kernel references to errno into
 # kernel_errno to separate them from the libc errno.  This allows -fno-common
@@ -90,7 +94,7 @@ define archhelp
   echo '		   find in the kernel root.'
 endef
 
-KBUILD_KCONFIG := arch/um/Kconfig.$(HEADER_ARCH)
+KBUILD_KCONFIG := $(HOST_DIR)/um/Kconfig
 
 archprepare: include/generated/user_constants.h
 
@@ -131,8 +135,8 @@ archclean:
 
 # Generated files
 
-$(ARCH_DIR)/sys-$(HEADER_ARCH)/user-offsets.s: FORCE
-	$(Q)$(MAKE) $(build)=$(ARCH_DIR)/sys-$(HEADER_ARCH) $@
+$(HOST_DIR)/um/user-offsets.s: FORCE
+	$(Q)$(MAKE) $(build)=$(HOST_DIR)/um $@
 
 define filechk_gen-asm-offsets
         (set -e; \
@@ -147,7 +151,7 @@ define filechk_gen-asm-offsets
          echo ""; )
 endef
 
-include/generated/user_constants.h: $(ARCH_DIR)/sys-$(HEADER_ARCH)/user-offsets.s
+include/generated/user_constants.h: $(HOST_DIR)/um/user-offsets.s
 	$(call filechk,gen-asm-offsets)
 
-export SUBARCH USER_CFLAGS CFLAGS_NO_HARDENING OS HEADER_ARCH DEV_NULL_PATH
+export SUBARCH USER_CFLAGS CFLAGS_NO_HARDENING OS DEV_NULL_PATH
diff --git a/arch/um/os-Linux/Makefile b/arch/um/os-Linux/Makefile
index 7879e76e998..015d0005766 100644
--- a/arch/um/os-Linux/Makefile
+++ b/arch/um/os-Linux/Makefile
@@ -5,7 +5,7 @@
 
 obj-y = aio.o execvp.o file.o helper.o irq.o main.o mem.o process.o \
 	registers.o sigio.o signal.o start_up.o time.o tty.o \
-	umid.o tls.o user_syms.o util.o drivers/ sys-$(HEADER_ARCH)/ skas/
+	umid.o tls.o user_syms.o util.o drivers/ skas/
 
 obj-$(CONFIG_ARCH_REUSE_HOST_VSYSCALL_AREA) += elf_aux.o
 
diff --git a/arch/um/scripts/Makefile.rules b/arch/um/scripts/Makefile.rules
index 3a7efb017a7..2eb2843b063 100644
--- a/arch/um/scripts/Makefile.rules
+++ b/arch/um/scripts/Makefile.rules
@@ -25,8 +25,3 @@ $(UNPROFILE_OBJS) : CHECKFLAGS := -D__linux__ -Dlinux -D__STDC__ \
 define unprofile
 	$(patsubst -pg,,$(patsubst -fprofile-arcs -ftest-coverage,,$(1)))
 endef
-
-ifdef subarch-obj-y
-obj-y += subarch.o
-subarch-y = $(addprefix ../../$(HEADER_ARCH)/,$(subarch-obj-y))
-endif
diff --git a/arch/um/Makefile-x86 b/arch/x86/Makefile.um
index 68fbd1b7c9f..36ddec6a41c 100644
--- a/arch/um/Makefile-x86
+++ b/arch/x86/Makefile.um
@@ -1,4 +1,4 @@
-core-y += arch/um/sys-x86/ arch/x86/crypto/
+core-y += arch/x86/crypto/
 
 ifeq ($(CONFIG_X86_32),y)
 START := 0x8048000
diff --git a/arch/um/Kconfig.x86 b/arch/x86/um/Kconfig
index 21bebe63df6..21bebe63df6 100644
--- a/arch/um/Kconfig.x86
+++ b/arch/x86/um/Kconfig
diff --git a/arch/um/sys-x86/Makefile b/arch/x86/um/Makefile
index 81ab3484a43..df419896693 100644
--- a/arch/um/sys-x86/Makefile
+++ b/arch/x86/um/Makefile
@@ -11,28 +11,28 @@ endif
 obj-y = bug.o bugs_$(BITS).o delay_$(BITS).o fault.o ksyms.o ldt.o \
 	ptrace_$(BITS).o ptrace_user.o setjmp_$(BITS).o signal_$(BITS).o \
 	stub_$(BITS).o stub_segv.o syscalls_$(BITS).o \
-	sys_call_table_$(BITS).o sysrq_$(BITS).o tls_$(BITS).o mem_$(BITS).o
+	sys_call_table_$(BITS).o sysrq_$(BITS).o tls_$(BITS).o \
+	mem_$(BITS).o subarch.o os-$(OS)/
 
 ifeq ($(CONFIG_X86_32),y)
 
 obj-y += checksum_32.o
 obj-$(CONFIG_BINFMT_ELF) += elfcore.o
 
-subarch-obj-y = lib/string_32.o lib/atomic64_32.o lib/atomic64_cx8_32.o
-subarch-obj-$(CONFIG_RWSEM_XCHGADD_ALGORITHM) += lib/rwsem.o
-subarch-obj-$(CONFIG_HIGHMEM) += mm/highmem_32.o
-subarch-obj-$(CONFIG_MODULES) += kernel/module.o
+subarch-y = ../lib/string_32.o ../lib/atomic64_32.o ../lib/atomic64_cx8_32.o
+subarch-$(CONFIG_RWSEM_XCHGADD_ALGORITHM) += ../lib/rwsem.o
+subarch-$(CONFIG_HIGHMEM) += ../mm/highmem_32.o
 
 else
 
 obj-y += vdso/
 
-subarch-obj-y = lib/csum-partial_64.o lib/memcpy_64.o lib/thunk_64.o \
-		lib/rwsem.o
+subarch-y = ../lib/csum-partial_64.o ../lib/memcpy_64.o ../lib/thunk_64.o \
+		../lib/rwsem.o
 
 endif
 
-subarch-obj-$(CONFIG_MODULES) += kernel/module.o
+subarch-$(CONFIG_MODULES) += ../kernel/module.o
 
 USER_OBJS := bugs_$(BITS).o ptrace_user.o fault.o
 
diff --git a/arch/um/sys-x86/asm/arch_hweight.h b/arch/x86/um/asm/arch_hweight.h
index c656cf443f4..c656cf443f4 100644
--- a/arch/um/sys-x86/asm/arch_hweight.h
+++ b/arch/x86/um/asm/arch_hweight.h
diff --git a/arch/um/sys-x86/asm/archparam.h b/arch/x86/um/asm/archparam.h
index c17cf68dda0..c17cf68dda0 100644
--- a/arch/um/sys-x86/asm/archparam.h
+++ b/arch/x86/um/asm/archparam.h
diff --git a/arch/um/sys-x86/asm/checksum.h b/arch/x86/um/asm/checksum.h
index b6efe2381b5..b6efe2381b5 100644
--- a/arch/um/sys-x86/asm/checksum.h
+++ b/arch/x86/um/asm/checksum.h
diff --git a/arch/um/sys-x86/asm/checksum_32.h b/arch/x86/um/asm/checksum_32.h
index caab74252e2..caab74252e2 100644
--- a/arch/um/sys-x86/asm/checksum_32.h
+++ b/arch/x86/um/asm/checksum_32.h
diff --git a/arch/um/sys-x86/asm/checksum_64.h b/arch/x86/um/asm/checksum_64.h
index a5be9031ea8..a5be9031ea8 100644
--- a/arch/um/sys-x86/asm/checksum_64.h
+++ b/arch/x86/um/asm/checksum_64.h
diff --git a/arch/um/sys-x86/asm/elf.h b/arch/x86/um/asm/elf.h
index f3b0633b69a..f3b0633b69a 100644
--- a/arch/um/sys-x86/asm/elf.h
+++ b/arch/x86/um/asm/elf.h
diff --git a/arch/um/sys-x86/asm/module.h b/arch/x86/um/asm/module.h
index 61af80e932e..61af80e932e 100644
--- a/arch/um/sys-x86/asm/module.h
+++ b/arch/x86/um/asm/module.h
diff --git a/arch/um/sys-x86/asm/processor.h b/arch/x86/um/asm/processor.h
index d3ac1cecf0f..d3ac1cecf0f 100644
--- a/arch/um/sys-x86/asm/processor.h
+++ b/arch/x86/um/asm/processor.h
diff --git a/arch/um/sys-x86/asm/processor_32.h b/arch/x86/um/asm/processor_32.h
index ae0d189aafc..ae0d189aafc 100644
--- a/arch/um/sys-x86/asm/processor_32.h
+++ b/arch/x86/um/asm/processor_32.h
diff --git a/arch/um/sys-x86/asm/processor_64.h b/arch/x86/um/asm/processor_64.h
index 6db812b24f4..6db812b24f4 100644
--- a/arch/um/sys-x86/asm/processor_64.h
+++ b/arch/x86/um/asm/processor_64.h
diff --git a/arch/um/sys-x86/asm/ptrace.h b/arch/x86/um/asm/ptrace.h
index c8aca8c501b..c8aca8c501b 100644
--- a/arch/um/sys-x86/asm/ptrace.h
+++ b/arch/x86/um/asm/ptrace.h
diff --git a/arch/um/sys-x86/asm/ptrace_32.h b/arch/x86/um/asm/ptrace_32.h
index 5d2a5911253..5d2a5911253 100644
--- a/arch/um/sys-x86/asm/ptrace_32.h
+++ b/arch/x86/um/asm/ptrace_32.h
diff --git a/arch/um/sys-x86/asm/ptrace_64.h b/arch/x86/um/asm/ptrace_64.h
index 83d8c473b90..83d8c473b90 100644
--- a/arch/um/sys-x86/asm/ptrace_64.h
+++ b/arch/x86/um/asm/ptrace_64.h
diff --git a/arch/um/sys-x86/asm/system.h b/arch/x86/um/asm/system.h
index a89113bc74f..a89113bc74f 100644
--- a/arch/um/sys-x86/asm/system.h
+++ b/arch/x86/um/asm/system.h
diff --git a/arch/um/sys-x86/asm/vm-flags.h b/arch/x86/um/asm/vm-flags.h
index 7c297e9e241..7c297e9e241 100644
--- a/