linux-kernel - [PATCH] kbuild: clean up subdir-ymn calculation in Makefile.clean

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Date:   Sun, 25 Aug 2019 10:31:39 +0900
From:   Masahiro Yamada <yamada.masahiro@...ionext.com>
To:     linux-kbuild@...r.kernel.org
Cc:     Masahiro Yamada <yamada.masahiro@...ionext.com>,
        Michal Marek <michal.lkml@...kovi.net>,
        linux-kernel@...r.kernel.org
Subject: [PATCH] kbuild: clean up subdir-ymn calculation in Makefile.clean

Remove some variables.

Signed-off-by: Masahiro Yamada <yamada.masahiro@...ionext.com>
---

 scripts/Makefile.clean | 13 ++-----------
 1 file changed, 2 insertions(+), 11 deletions(-)

diff --git a/scripts/Makefile.clean b/scripts/Makefile.clean
index fc38a34128d4..e367eb95c5c0 100644
--- a/scripts/Makefile.clean
+++ b/scripts/Makefile.clean
@@ -17,17 +17,8 @@ include $(if $(wildcard $(kbuild-dir)/Kbuild), $(kbuild-dir)/Kbuild, $(kbuild-di
 # Figure out what we need to build from the various variables
 # ==========================================================================
 
-__subdir-y	:= $(patsubst %/,%,$(filter %/, $(obj-y)))
-subdir-y	+= $(__subdir-y)
-__subdir-m	:= $(patsubst %/,%,$(filter %/, $(obj-m)))
-subdir-m	+= $(__subdir-m)
-__subdir-	:= $(patsubst %/,%,$(filter %/, $(obj-)))
-subdir-		+= $(__subdir-)
-
-# Subdirectories we need to descend into
-
-subdir-ym	:= $(sort $(subdir-y) $(subdir-m))
-subdir-ymn      := $(sort $(subdir-ym) $(subdir-))
+subdir-ymn := $(sort $(subdir-y) $(subdir-m) $(subdir-) \
+		$(patsubst %/,%, $(filter %/, $(obj-y) $(obj-m) $(obj-))))
 
 # Add subdir path
 
-- 
2.17.1