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author | James Morris <james.l.morris@oracle.com> | 2014-09-30 14:44:04 (GMT) |
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committer | James Morris <james.l.morris@oracle.com> | 2014-09-30 14:44:04 (GMT) |
commit | 6c8ff877cdf13cd5287ed9d700cfb6cb70e2bfa1 (patch) | |
tree | 2ab49b7d19fb69cdae5b6be9e7ba44f6cf3d45ef /kernel/Kconfig.locks | |
parent | 35e1efd25a9e7d5cf2884fa23441ab87353849bb (diff) | |
parent | 19583ca584d6f574384e17fe7613dfaeadcdc4a6 (diff) | |
download | linux-6c8ff877cdf13cd5287ed9d700cfb6cb70e2bfa1.tar.xz |
Merge commit 'v3.16' into next
Diffstat (limited to 'kernel/Kconfig.locks')
-rw-r--r-- | kernel/Kconfig.locks | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/kernel/Kconfig.locks b/kernel/Kconfig.locks index 35536d9..76768ee 100644 --- a/kernel/Kconfig.locks +++ b/kernel/Kconfig.locks @@ -220,9 +220,16 @@ config INLINE_WRITE_UNLOCK_IRQRESTORE endif +config ARCH_SUPPORTS_ATOMIC_RMW + bool + config MUTEX_SPIN_ON_OWNER def_bool y - depends on SMP && !DEBUG_MUTEXES + depends on SMP && !DEBUG_MUTEXES && ARCH_SUPPORTS_ATOMIC_RMW + +config RWSEM_SPIN_ON_OWNER + def_bool y + depends on SMP && RWSEM_XCHGADD_ALGORITHM && ARCH_SUPPORTS_ATOMIC_RMW config ARCH_USE_QUEUE_RWLOCK bool |