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authorChristian Borntraeger <borntraeger@de.ibm.com>2016-09-12 14:37:20 +0200
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2016-09-20 14:26:23 +0200
commitc42d8c7dbe596d849b43b7581bcc39b51f148c48 (patch)
tree0e8591e307b242b1be532ee4eb7149fc5fd45a7a /arch/s390/Kconfig
parent725c4d22bbc4fcac5779963e0ff9cdf232afbb90 (diff)
s390: enable UBSAN
This enables UBSAN for s390. We have to disable the null sanitizer as s390 code does access memory via a null pointer (the prefix page). Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com> Acked-by: Andrey Ryabinin <aryabinin@virtuozzo.com> Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/Kconfig')
-rw-r--r--arch/s390/Kconfig2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index f4989fb4ac8d..608f4eabb2de 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -74,6 +74,7 @@ config S390
select ARCH_HAS_GCOV_PROFILE_ALL
select ARCH_HAS_KCOV
select ARCH_HAS_SG_CHAIN
+ select ARCH_HAS_UBSAN_SANITIZE_ALL
select ARCH_HAVE_NMI_SAFE_CMPXCHG
select ARCH_INLINE_READ_LOCK
select ARCH_INLINE_READ_LOCK_BH
@@ -110,6 +111,7 @@ config S390
select ARCH_USE_CMPXCHG_LOCKREF
select ARCH_WANTS_DYNAMIC_TASK_STRUCT
select ARCH_WANTS_PROT_NUMA_PROT_NONE
+ select ARCH_WANTS_UBSAN_NO_NULL
select ARCH_WANT_IPC_PARSE_VERSION
select BUILDTIME_EXTABLE_SORT
select CLONE_BACKWARDS2