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Date: Tue, 30 Apr 2024 00:07:54 +0900
From: Masahiro Yamada <masahiroy@...nel.org>
To: linux-kbuild@...r.kernel.org
Cc: linux-kernel@...r.kernel.org,
	Masahiro Yamada <masahiroy@...nel.org>,
	Albert Ou <aou@...s.berkeley.edu>,
	Nathan Chancellor <nathan@...nel.org>,
	Nicolas Schier <nicolas@...sle.eu>,
	Palmer Dabbelt <palmer@...belt.com>,
	Paul Walmsley <paul.walmsley@...ive.com>,
	linux-riscv@...ts.infradead.org
Subject: [PATCH] kbuild: simplify generic vdso installation code

With commit 4b0bf9a01270 ("riscv: compat_vdso: install compat_vdso.so.dbg
to /lib/modules/*/vdso/") applied, all debug VDSO files are installed in
$(MODLIB)/vdso/.

Simplify the installation rule.

Signed-off-by: Masahiro Yamada <masahiroy@...nel.org>
---

 scripts/Makefile.vdsoinst | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/scripts/Makefile.vdsoinst b/scripts/Makefile.vdsoinst
index c477d17b0aa5..bf72880c50d0 100644
--- a/scripts/Makefile.vdsoinst
+++ b/scripts/Makefile.vdsoinst
@@ -13,16 +13,15 @@ install-dir := $(MODLIB)/vdso
 
 define gen_install_rules
 
-src := $$(firstword $$(subst :,$(space),$(1)))
-dest := $(install-dir)/$$(or $$(word 2,$$(subst :,$(space),$(1))),$$(patsubst %.dbg,%,$$(notdir $(1))))
+dest := $(install-dir)/$$(patsubst %.dbg,%,$$(notdir $(1)))
 
 __default: $$(dest)
-$$(dest): $$(src) FORCE
+$$(dest): $(1) FORCE
 	$$(call cmd,install)
 
 # Some architectures create .build-id symlinks
 ifneq ($(filter arm sparc x86, $(SRCARCH)),)
-link := $(install-dir)/.build-id/$$(shell $(READELF) -n $$(src) | sed -n 's@...Build ID: \(..\)\(.*\)@\1/\2@p').debug
+link := $(install-dir)/.build-id/$$(shell $(READELF) -n $(1) | sed -n 's@...Build ID: \(..\)\(.*\)@\1/\2@p').debug
 
 __default: $$(link)
 $$(link): $$(dest) FORCE
-- 
2.40.1


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