2 files changed, 27 insertions, 5 deletions

diff --git a/arch/x86/ia32/Makefile b/arch/x86/ia32/Makefile
index cdae36435e21..e2edda255a84 100644
--- a/arch/x86/ia32/Makefile
+++ b/arch/x86/ia32/Makefile
@@ -18,18 +18,35 @@ $(obj)/syscall32_syscall.o: \
         $(foreach F,sysenter syscall,$(obj)/vsyscall-$F.so)
 
 # Teach kbuild about targets
-targets := $(foreach F,sysenter syscall,vsyscall-$F.o vsyscall-$F.so)
+targets := $(foreach F,$(addprefix vsyscall-,sysenter syscall),\
+                     $F.o $F.so $F.so.dbg)
 
 # The DSO images are built using a special linker script
 quiet_cmd_syscall = SYSCALL $@
-      cmd_syscall = $(CC) -m32 -nostdlib -shared -s \
+      cmd_syscall = $(CC) -m32 -nostdlib -shared \
                           $(call ld-option, -Wl$(comma)--hash-style=sysv) \
                            -Wl,-soname=linux-gate.so.1 -o $@ \
                            -Wl,-T,$(filter-out FORCE,$^)
 
-$(obj)/vsyscall-sysenter.so $(obj)/vsyscall-syscall.so: \
-$(obj)/vsyscall-%.so: $(src)/vsyscall.lds $(obj)/vsyscall-%.o FORCE
+$(obj)/%.so: OBJCOPYFLAGS := -S
+$(obj)/%.so: $(obj)/%.so.dbg FORCE
+        $(call if_changed,objcopy)
+
+$(obj)/vsyscall-sysenter.so.dbg $(obj)/vsyscall-syscall.so.dbg: \
+$(obj)/vsyscall-%.so.dbg: $(src)/vsyscall.lds $(obj)/vsyscall-%.o FORCE
         $(call if_changed,syscall)
 
 AFLAGS_vsyscall-sysenter.o = -m32 -Wa,-32
 AFLAGS_vsyscall-syscall.o = -m32 -Wa,-32
+
+vdsos := vdso32-sysenter.so vdso32-syscall.so
+
+quiet_cmd_vdso_install = INSTALL $@
+      cmd_vdso_install = cp $(@:vdso32-%.so=$(obj)/vsyscall-%.so.dbg) \
+                            $(MODLIB)/vdso/$@
+
+$(vdsos):
+        @mkdir -p $(MODLIB)/vdso
+        $(call cmd,vdso_install)
+
+vdso_install: $(vdsos)
diff --git a/arch/x86_64/Makefile b/arch/x86_64/Makefile
index 9daa32d1d2a1..d460bef2ab89 100644
--- a/arch/x86_64/Makefile
+++ b/arch/x86_64/Makefile
@@ -110,9 +110,14 @@ bzdisk: vmlinux
 fdimage fdimage144 fdimage288 isoimage: vmlinux
         $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(BOOTIMAGE) $@
 
-install:
+install: vdso_install
         $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(BOOTIMAGE) $@ 
 
+vdso_install:
+ifeq ($(CONFIG_IA32_EMULATION),y)
+        $(Q)$(MAKE) $(build)=arch/x86/ia32 $@
+endif
+
 archclean:
         $(Q)rm -rf $(objtree)/arch/x86_64/boot
         $(Q)$(MAKE) $(clean)=$(boot)