s390/cmpxchg,percpu: implement cmpxchg_double()
authorHeiko Carstens <heiko.carstens@de.ibm.com>
Mon, 17 Sep 2012 05:37:13 +0000 (07:37 +0200)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Wed, 26 Sep 2012 13:45:25 +0000 (15:45 +0200)
commitb1d6b40cbd0d6ff475b6a0a7a807a1e3bee7c033
treecbf954a69355fcee23cc775d0f0fef06ab37c8e6
parentba6f5c2a8da8f7d6e14702d8c9b99b5767f6db49
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>
arch/s390/Kconfig
arch/s390/include/asm/cmpxchg.h
arch/s390/include/asm/percpu.h