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-rw-r--r--arch/um/kernel/skas/Makefile9
-rw-r--r--arch/um/scripts/Makefile.rules12
-rw-r--r--arch/um/sys-i386/Makefile10
-rw-r--r--arch/um/sys-x86_64/Makefile10
4 files changed, 22 insertions, 19 deletions
diff --git a/arch/um/kernel/skas/Makefile b/arch/um/kernel/skas/Makefile
index ad842964707a..ea3a8e409a6e 100644
--- a/arch/um/kernel/skas/Makefile
+++ b/arch/um/kernel/skas/Makefile
@@ -6,16 +6,11 @@
obj-y := clone.o exec_kern.o mem.o mmu.o process_kern.o \
syscall.o tlb.o uaccess.o
-USER_OBJS := clone.o
-
-include arch/um/scripts/Makefile.rules
-
# clone.o is in the stub, so it can't be built with profiling
# GCC hardened also auto-enables -fpic, but we need %ebx so it can't work ->
# disable it
CFLAGS_clone.o := $(CFLAGS_NO_HARDENING)
+UNPROFILE_OBJS := clone.o
-# since we're setting c_flags we _must_ add $(CFLAGS_$(*F).o).
-
-$(obj)/clone.o : c_flags = -Wp,-MD,$(depfile) $(call unprofile,$(USER_CFLAGS)) $(CFLAGS_$(*F).o)
+include arch/um/scripts/Makefile.rules
diff --git a/arch/um/scripts/Makefile.rules b/arch/um/scripts/Makefile.rules
index 5e7a9c310aa5..1347dc6d5218 100644
--- a/arch/um/scripts/Makefile.rules
+++ b/arch/um/scripts/Makefile.rules
@@ -7,11 +7,19 @@ USER_SINGLE_OBJS := \
USER_OBJS += $(filter %_user.o,$(obj-y) $(obj-m) $(USER_SINGLE_OBJS))
USER_OBJS := $(foreach file,$(USER_OBJS),$(obj)/$(file))
-$(USER_OBJS) $(USER_OBJS:.o=.i) $(USER_OBJS:.o=.s) $(USER_OBJS:.o=.lst): \
- c_flags = -Wp,-MD,$(depfile) $(USER_CFLAGS) $(CFLAGS_$(notdir $@))
+$(USER_OBJS:.o=.%): \
+ c_flags = -Wp,-MD,$(depfile) $(USER_CFLAGS) $(CFLAGS_$(*F).o)
$(USER_OBJS) : CHECKFLAGS := -D__linux__ -Dlinux -D__STDC__ \
-Dunix -D__unix__ -D__$(SUBARCH)__
+# These are like USER_OBJS but filter USER_CFLAGS through unprofile instead of
+# using it directly.
+UNPROFILE_OBJS := $(foreach file,$(UNPROFILE_OBJS),$(obj)/$(file))
+
+$(UNPROFILE_OBJS:.o=.%): \
+ c_flags = -Wp,-MD,$(depfile) $(call unprofile,$(USER_CFLAGS)) $(CFLAGS_$(*F).o)
+$(UNPROFILE_OBJS) : CHECKFLAGS := -D__linux__ -Dlinux -D__STDC__ \
+ -Dunix -D__unix__ -D__$(SUBARCH)__
# The stubs and unmap.o can't try to call mcount or update basic block data
define unprofile
diff --git a/arch/um/sys-i386/Makefile b/arch/um/sys-i386/Makefile
index 3734c3eb15a4..374d61a19439 100644
--- a/arch/um/sys-i386/Makefile
+++ b/arch/um/sys-i386/Makefile
@@ -8,16 +8,16 @@ subarch-obj-y = lib/bitops.o kernel/semaphore.o
subarch-obj-$(CONFIG_HIGHMEM) += mm/highmem.o
subarch-obj-$(CONFIG_MODULES) += kernel/module.o
-USER_OBJS := bugs.o ptrace_user.o sigcontext.o fault.o stub_segv.o
+USER_OBJS := bugs.o ptrace_user.o sigcontext.o fault.o
USER_OBJS += user-offsets.s
extra-y += user-offsets.s
-CFLAGS_stub_segv.o := $(CFLAGS_NO_HARDENING)
-
extra-$(CONFIG_MODE_TT) += unmap.o
+UNPROFILE_OBJS := stub_segv.o
+CFLAGS_stub_segv.o := $(CFLAGS_NO_HARDENING)
+
include arch/um/scripts/Makefile.rules
-$(obj)/stub_segv.o $(obj)/unmap.o: \
- _c_flags = $(call unprofile,$(CFLAGS))
+$(obj)/unmap.%: _c_flags = $(call unprofile,$(CFLAGS))
diff --git a/arch/um/sys-x86_64/Makefile b/arch/um/sys-x86_64/Makefile
index 6d3b29c74533..c19794d435d6 100644
--- a/arch/um/sys-x86_64/Makefile
+++ b/arch/um/sys-x86_64/Makefile
@@ -16,16 +16,16 @@ subarch-obj-$(CONFIG_MODULES) += kernel/module.o
ldt-y = ../sys-i386/ldt.o
-USER_OBJS := ptrace_user.o sigcontext.o stub_segv.o
+USER_OBJS := ptrace_user.o sigcontext.o
USER_OBJS += user-offsets.s
extra-y += user-offsets.s
-CFLAGS_stub_segv.o := $(CFLAGS_NO_HARDENING)
-
extra-$(CONFIG_MODE_TT) += unmap.o
+UNPROFILE_OBJS := stub_segv.o
+CFLAGS_stub_segv.o := $(CFLAGS_NO_HARDENING)
+
include arch/um/scripts/Makefile.rules
-$(obj)/stub_segv.o $(obj)/unmap.o: \
- _c_flags = $(call unprofile,$(CFLAGS))
+$(obj)/unmap.%: _c_flags = $(call unprofile,$(CFLAGS))