summaryrefslogtreecommitdiff
path: root/arch/arm/vdso/Makefile
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/vdso/Makefile')
-rw-r--r--arch/arm/vdso/Makefile40
1 files changed, 3 insertions, 37 deletions
diff --git a/arch/arm/vdso/Makefile b/arch/arm/vdso/Makefile
index 515ca33b854c..cf8cd39ab804 100644
--- a/arch/arm/vdso/Makefile
+++ b/arch/arm/vdso/Makefile
@@ -1,11 +1,11 @@
# SPDX-License-Identifier: GPL-2.0
# Include the generic Makefile to check the built vdso.
-include $(srctree)/lib/vdso/Makefile
+include $(srctree)/lib/vdso/Makefile.include
hostprogs := vdsomunge
-obj-vdso := vgettimeofday.o datapage.o note.o
+obj-vdso := vgettimeofday.o note.o
# Build rules
targets := $(obj-vdso) vdso.so vdso.so.dbg vdso.so.raw vdso.lds
@@ -26,22 +26,13 @@ CPPFLAGS_vdso.lds += -P -C -U$(ARCH)
CFLAGS_REMOVE_vdso.o = -pg
# Force -O2 to avoid libgcc dependencies
-CFLAGS_REMOVE_vgettimeofday.o = -pg -Os $(RANDSTRUCT_CFLAGS) $(GCC_PLUGINS_CFLAGS)
+CFLAGS_REMOVE_vgettimeofday.o = -pg -Os $(RANDSTRUCT_CFLAGS) $(KSTACK_ERASE_CFLAGS) $(GCC_PLUGINS_CFLAGS)
ifeq ($(c-gettimeofday-y),)
CFLAGS_vgettimeofday.o = -O2
else
CFLAGS_vgettimeofday.o = -O2 -include $(c-gettimeofday-y)
endif
-# Disable gcov profiling for VDSO code
-GCOV_PROFILE := n
-UBSAN_SANITIZE := n
-
-# Prevents link failures: __sanitizer_cov_trace_pc() is not linked in.
-KCOV_INSTRUMENT := n
-
-KASAN_SANITIZE := n
-
# Force dependency
$(obj)/vdso.o : $(obj)/vdso.so
@@ -63,28 +54,3 @@ quiet_cmd_vdsold_and_vdso_check = LD $@
quiet_cmd_vdsomunge = MUNGE $@
cmd_vdsomunge = $(objtree)/$(obj)/vdsomunge $< $@
-
-#
-# Install the unstripped copy of vdso.so.dbg. If our toolchain
-# supports build-id, install .build-id links as well.
-#
-# Cribbed from arch/x86/vdso/Makefile.
-#
-quiet_cmd_vdso_install = INSTALL $<
-define cmd_vdso_install
- cp $< "$(MODLIB)/vdso/vdso.so"; \
- if readelf -n $< | grep -q 'Build ID'; then \
- buildid=`readelf -n $< |grep 'Build ID' |sed -e 's/^.*Build ID: \(.*\)$$/\1/'`; \
- first=`echo $$buildid | cut -b-2`; \
- last=`echo $$buildid | cut -b3-`; \
- mkdir -p "$(MODLIB)/vdso/.build-id/$$first"; \
- ln -sf "../../vdso.so" "$(MODLIB)/vdso/.build-id/$$first/$$last.debug"; \
- fi
-endef
-
-$(MODLIB)/vdso: FORCE
- @mkdir -p $(MODLIB)/vdso
-
-PHONY += vdso_install
-vdso_install: $(obj)/vdso.so.dbg $(MODLIB)/vdso
- $(call cmd,vdso_install)