Re: [PATCH 2/2] x86,vdso: Fix vdso_install

From: Sam Ravnborg
Date: Wed Jun 11 2014 - 15:16:19 EST


> >
> > Can we please fix this in a way where we do not need to add stuff to core kbuild.
> > If the original approach was used then make took care of the looping
> > and the foreach part was not needed.
Following is my first quick approach.
It reuses the old - a little complex logic to do the looping and copying.
Thsi is only tested on my i386 box / build.

Sam


diff --git a/arch/x86/vdso/Makefile b/arch/x86/vdso/Makefile
index 9769df0..39fb152 100644
--- a/arch/x86/vdso/Makefile
+++ b/arch/x86/vdso/Makefile
@@ -9,11 +9,6 @@ VDSOX32-$(CONFIG_X86_X32_ABI) := y
VDSO32-$(CONFIG_X86_32) := y
VDSO32-$(CONFIG_COMPAT) := y

-vdso-install-$(VDSO64-y) += vdso.so
-vdso-install-$(VDSOX32-y) += vdsox32.so
-vdso-install-$(VDSO32-y) += $(vdso32-images)
-
-
# files to link into the vdso
vobjs-y := vdso-note.o vclock_gettime.o vgetcpu.o

@@ -179,12 +174,12 @@ GCOV_PROFILE := n
# Install the unstripped copy of vdso*.so listed in $(vdso-install-y).
#
quiet_cmd_vdso_install = INSTALL $@
- cmd_vdso_install = cp $(obj)/$@.dbg $(MODLIB)/vdso/$@
-$(vdso-install-y): %.so: $(obj)/%.so.dbg FORCE
+ cmd_vdso_install = cp $(obj)/$@ $(MODLIB)/vdso/$(@:.dbg=)
+$(vdso_img_sodbg): %.so.dbg: $(obj)/%.so.dbg FORCE
@mkdir -p $(MODLIB)/vdso
$(call cmd,vdso_install)

-PHONY += vdso_install $(vdso-install-y)
-vdso_install: $(vdso-install-y)
+PHONY += vdso_install $(vdso_img_sodbg)
+vdso_install: $(vdso_img_sodbg)

clean-files := vdso32-syscall* vdso32-sysenter* vdso32-int80*

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