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authorHeiko Carstens <heiko.carstens@de.ibm.com>2012-09-17 07:37:13 +0200
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2012-09-26 15:45:25 +0200
commitb1d6b40cbd0d6ff475b6a0a7a807a1e3bee7c033 (patch)
treecbf954a69355fcee23cc775d0f0fef06ab37c8e6 /arch/s390/Kconfig
parentba6f5c2a8da8f7d6e14702d8c9b99b5767f6db49 (diff)
downloadop-kernel-dev-b1d6b40cbd0d6ff475b6a0a7a807a1e3bee7c033.zip
op-kernel-dev-b1d6b40cbd0d6ff475b6a0a7a807a1e3bee7c033.tar.gz
s390/cmpxchg,percpu: implement cmpxchg_double()
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/Kconfig1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index 3f42161..e601340 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -96,6 +96,7 @@ config S390
select HAVE_MEMBLOCK
select HAVE_MEMBLOCK_NODE_MAP
select HAVE_CMPXCHG_LOCAL
+ select HAVE_CMPXCHG_DOUBLE
select ARCH_DISCARD_MEMBLOCK
select BUILDTIME_EXTABLE_SORT
select ARCH_INLINE_SPIN_TRYLOCK
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