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authorHeiko Carstens <heiko.carstens@de.ibm.com>2013-09-05 13:26:17 +0200
committerHeiko Carstens <heiko.carstens@de.ibm.com>2013-09-28 12:46:29 +0200
commitefc1d23b3d9af8cbff9f26677d67fb9c1b9cb792 (patch)
tree3d8aeeff16451c5bd61ead4e68bb418e71a3d3bb /crypto
parent491f6f8e5fd9a57aaf03b6d6e3e153f1c27d8a46 (diff)
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s390: enable ARCH_USE_CMPXCHG_LOCKREF
Enable ARCH_USE_CMPXCHG_LOCKREF since it shows performance improvements with Linus' simple stat() test case of up to 50% on a 30 cpu system. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
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