linux-kernel - [PATCH v2] selftests: x86: override clean in lib.mk to fix warnings

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Date:   Tue, 25 Apr 2017 09:40:23 -0600
From:   Shuah Khan <shuahkh@....samsung.com>
To:     shuah@...nel.org, bamvor.zhangjian@...aro.org,
        benh@...nel.crashing.org, paulus@...ba.org, mpe@...erman.id.au,
        dvhart@...radead.org
Cc:     Shuah Khan <shuahkh@....samsung.com>, viro@...iv.linux.org.uk,
        emilio.lopez@...labora.co.uk, mingo@...nel.org, luto@...nel.org,
        dave.hansen@...ux.intel.com, dsafonov@...tuozzo.com,
        rkrcmar@...hat.com, linux-kselftest@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-gpio@...r.kernel.org,
        linuxppc-dev@...ts.ozlabs.org
Subject: [PATCH v2] selftests: x86: override clean in lib.mk to fix warnings

Add override with EXTRA_CLEAN for lib.mk clean to fix the following
warnings from clean target run.

Makefile:44: warning: overriding recipe for target 'clean'
../lib.mk:55: warning: ignoring old recipe for target 'clean'

Signed-off-by: Shuah Khan <shuahkh@....samsung.com>
---
Changes since v1:
- simplified to use EXTRA_CLEAN based on Michael Ellerman's comments.

 tools/testing/selftests/x86/Makefile | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/tools/testing/selftests/x86/Makefile b/tools/testing/selftests/x86/Makefile
index 38e0a9c..97f187e 100644
--- a/tools/testing/selftests/x86/Makefile
+++ b/tools/testing/selftests/x86/Makefile
@@ -40,8 +40,7 @@ all_32: $(BINARIES_32)
 
 all_64: $(BINARIES_64)
 
-clean:
-	$(RM) $(BINARIES_32) $(BINARIES_64)
+EXTRA_CLEAN := $(BINARIES_32) $(BINARIES_64)
 
 $(BINARIES_32): $(OUTPUT)/%_32: %.c
 	$(CC) -m32 -o $@ $(CFLAGS) $(EXTRA_CFLAGS) $^ -lrt -ldl -lm
-- 
2.9.3