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authorCatalin Marinas <catalin.marinas@arm.com>2016-07-11 18:04:13 +0200
committerCatalin Marinas <catalin.marinas@arm.com>2016-07-11 18:04:13 +0200
commit7d9a7086319daf826ebf06c1abe31728823e1240 (patch)
treea9aa4c5469a9779ecb0618e7c5fc2f1ed749696a /arch/arm64
parentarm64: mm: change IOMMU notifier action to attach DMA ops (diff)
downloadlinux-7d9a7086319daf826ebf06c1abe31728823e1240.tar.xz
linux-7d9a7086319daf826ebf06c1abe31728823e1240.zip
Revert "arm64: Fix vdso-offsets.h dependency"
This reverts commit 90f777beb788d08300f4a1482cb4fd37a401b472. While this commit was aimed at fixing the dependencies, with a large make -j the vdso-offsets.h file is not generated, leading to build failures. Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch/arm64')
-rw-r--r--arch/arm64/kernel/Makefile7
-rw-r--r--arch/arm64/kernel/vdso/Makefile7
2 files changed, 7 insertions, 7 deletions
diff --git a/arch/arm64/kernel/Makefile b/arch/arm64/kernel/Makefile
index efffc231a244..7700c0c23962 100644
--- a/arch/arm64/kernel/Makefile
+++ b/arch/arm64/kernel/Makefile
@@ -54,7 +54,6 @@ obj-m += $(arm64-obj-m)
head-y := head.o
extra-y += $(head-y) vmlinux.lds
-# Check that the vDSO symbol offsets header file is up to date and re-generate
-# it if necessary.
-$(objtree)/include/generated/vdso-offsets.h: FORCE
- $(Q)$(MAKE) $(build)=$(obj)/vdso $@
+# vDSO - this must be built first to generate the symbol offsets
+$(call objectify,$(arm64-obj-y)): $(obj)/vdso/vdso-offsets.h
+$(obj)/vdso/vdso-offsets.h: $(obj)/vdso
diff --git a/arch/arm64/kernel/vdso/Makefile b/arch/arm64/kernel/vdso/Makefile
index 285433720202..b467fd0a384b 100644
--- a/arch/arm64/kernel/vdso/Makefile
+++ b/arch/arm64/kernel/vdso/Makefile
@@ -23,7 +23,7 @@ GCOV_PROFILE := n
ccflags-y += -Wl,-shared
obj-y += vdso.o
-extra-y += vdso.lds
+extra-y += vdso.lds vdso-offsets.h
CPPFLAGS_vdso.lds += -P -C -U$(ARCH)
# Force dependency (incbin is bad)
@@ -42,10 +42,11 @@ $(obj)/%.so: $(obj)/%.so.dbg FORCE
gen-vdsosym := $(srctree)/$(src)/gen_vdso_offsets.sh
quiet_cmd_vdsosym = VDSOSYM $@
define cmd_vdsosym
- $(NM) $< | $(gen-vdsosym) | LC_ALL=C sort > $@
+ $(NM) $< | $(gen-vdsosym) | LC_ALL=C sort > $@ && \
+ cp $@ include/generated/
endef
-$(objtree)/include/generated/vdso-offsets.h: $(obj)/vdso.so.dbg FORCE
+$(obj)/vdso-offsets.h: $(obj)/vdso.so.dbg FORCE
$(call if_changed,vdsosym)
# Assembly rules for the .S files