linux-kernel - [PATCH 1/2] s390/ebdic: disable gcov on ebcdic.o

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Date:	Wed, 25 Mar 2015 14:15:35 +0100
From:	Christian Borntraeger <borntraeger@...ibm.com>
To:	linux-kernel@...r.kernel.org
Cc:	linux-arch@...r.kernel.org, torvalds@...ux-foundation.org,
	paulmck@...ux.vnet.ibm.com, linux-s390@...r.kernel.org,
	Russell King <linux@....linux.org.uk>,
	Christian Borntraeger <borntraeger@...ibm.com>
Subject: [PATCH 1/2] s390/ebdic: disable gcov on ebcdic.o

ebcdic.o is also used for the compressed kernel image. The decompressor
has no gcov support, so better do not add any gcov related functions.

Signed-off-by: Christian Borntraeger <borntraeger@...ibm.com>
---
 arch/s390/kernel/Makefile | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/s390/kernel/Makefile b/arch/s390/kernel/Makefile
index 31fab26..89352da 100644
--- a/arch/s390/kernel/Makefile
+++ b/arch/s390/kernel/Makefile
@@ -8,6 +8,10 @@ CFLAGS_REMOVE_early.o = $(CC_FLAGS_FTRACE)
 CFLAGS_REMOVE_ftrace.o = $(CC_FLAGS_FTRACE)
 endif
 
+# ebcdic.o is also used in arch/s390/boot/compressed/ with does not
+# have gcov support
+GCOV_PROFILE_ebcdic.o = n
+
 #
 # Passing null pointers is ok for smp code, since we access the lowcore here.
 #
-- 
2.1.4

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