From 8212f8986d311ccf6a72305e6bdbd814691701d6 Mon Sep 17 00:00:00 2001
From: Masahiro Yamada <masahiroy@kernel.org>
Date: Wed, 13 Oct 2021 15:36:22 +0900
Subject: kbuild: use more subdir- for visiting subdirectories while cleaning

Documentation/kbuild/makefiles.rst suggests to use "archclean" for
cleaning arch/$(SRCARCH)/boot/, but it is not a hard requirement.

Since commit d92cc4d51643 ("kbuild: require all architectures to have
arch/$(SRCARCH)/Kbuild"), we can use the "subdir- += boot" trick for
all architectures. This can take advantage of the parallel option (-j)
for "make clean".

I also cleaned up the comments in arch/$(SRCARCH)/Makefile. The "archdep"
target no longer exists.

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Kees Cook <keescook@chromium.org>
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>
Acked-by: Michael Ellerman <mpe@ellerman.id.au> (powerpc)
---
 arch/parisc/Kbuild   | 3 +++
 arch/parisc/Makefile | 7 +------
 2 files changed, 4 insertions(+), 6 deletions(-)

(limited to 'arch/parisc')

diff --git a/arch/parisc/Kbuild b/arch/parisc/Kbuild
index 3c068b700a81..a6d3b280ba0c 100644
--- a/arch/parisc/Kbuild
+++ b/arch/parisc/Kbuild
@@ -1,2 +1,5 @@
 # SPDX-License-Identifier: GPL-2.0-only
 obj-y	+= mm/ kernel/ math-emu/
+
+# for cleaning
+subdir- += boot
diff --git a/arch/parisc/Makefile b/arch/parisc/Makefile
index fcde3ffa0221..8db4af4879d0 100644
--- a/arch/parisc/Makefile
+++ b/arch/parisc/Makefile
@@ -2,9 +2,7 @@
 # parisc/Makefile
 #
 # This file is included by the global makefile so that you can add your own
-# architecture-specific flags and dependencies. Remember to do have actions
-# for "archclean" and "archdep" for cleaning up and making dependencies for
-# this architecture
+# architecture-specific flags and dependencies.
 #
 # This file is subject to the terms and conditions of the GNU General Public
 # License.  See the file "COPYING" in the main directory of this archive
@@ -181,8 +179,5 @@ define archhelp
 	@echo  '  zinstall	- Install compressed vmlinuz kernel'
 endef
 
-archclean:
-	$(Q)$(MAKE) $(clean)=$(boot)
-
 archheaders:
 	$(Q)$(MAKE) $(build)=arch/parisc/kernel/syscalls all
-- 
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