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authorVasily Gorbik <gor@linux.ibm.com>2018-05-03 16:40:13 +0200
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2018-05-09 10:55:01 +0200
commit0391fcb5e1f8f10d4cf491ec2ea107a2e6a937f7 (patch)
tree91915a3b8b42f466fe565991387e589376e37e33 /arch/s390/lib
parent971a9ca6259752c04da09535707d08ccc5d1ed4b (diff)
s390: introduce compile time check for empty .bss section
Introduce compile time check for files which should avoid using .bss section, because of the following reasons: - .bss section has not been zeroed yet, - initrd has not been moved to a safe location and could be overlapping with .bss section. Reviewed-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Vasily Gorbik <gor@linux.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/lib')
-rw-r--r--arch/s390/lib/Makefile3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/s390/lib/Makefile b/arch/s390/lib/Makefile
index 9bfe0802684b..57ab40188d4b 100644
--- a/arch/s390/lib/Makefile
+++ b/arch/s390/lib/Makefile
@@ -8,3 +8,6 @@ obj-y += mem.o xor.o
lib-$(CONFIG_SMP) += spinlock.o
lib-$(CONFIG_KPROBES) += probes.o
lib-$(CONFIG_UPROBES) += probes.o
+
+chkbss := mem.o
+include $(srctree)/arch/s390/scripts/Makefile.chkbss

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