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authorVineet Gupta <vgupta@synopsys.com>2015-08-06 14:25:34 +0200
committerVineet Gupta <vgupta@synopsys.com>2015-08-20 14:46:01 +0200
commit5e0574292ad48dcdf48ef90a47da862c21d649a6 (patch)
tree1739712638c240e3876f4c27dd9580eb54af546a
parentARC: make futex_atomic_cmpxchg_inatomic() return bimodal (diff)
downloadlinux-5e0574292ad48dcdf48ef90a47da862c21d649a6.tar.xz
linux-5e0574292ad48dcdf48ef90a47da862c21d649a6.zip
ARC: Enable HAVE_FUTEX_CMPXCHG
ARC doesn't need the runtime detection of futex cmpxchg op Cc: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
-rw-r--r--arch/arc/Kconfig1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig
index e119d42f92ce..78c0621d5819 100644
--- a/arch/arc/Kconfig
+++ b/arch/arc/Kconfig
@@ -23,6 +23,7 @@ config ARC
select GENERIC_SMP_IDLE_THREAD
select HAVE_ARCH_KGDB
select HAVE_ARCH_TRACEHOOK
+ select HAVE_FUTEX_CMPXCHG
select HAVE_IOREMAP_PROT
select HAVE_KPROBES
select HAVE_KRETPROBES