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Subject[RFC PATCH 2/3] lib/list_batch, x86: Enable list insertion/deletion batching in x86-64
Date
System with a large number of CPUs will benefit from the list batching
facility. This patch enables it for x86-64 as 32-bit i386 is not
likely to get much gain from it.

Signed-off-by: Waiman Long <Waiman.Long@hpe.com>
---
arch/x86/Kconfig | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 330e738..443e41d 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -42,6 +42,7 @@ config X86
select ARCH_SUPPORTS_NUMA_BALANCING if X86_64
select ARCH_USE_BUILTIN_BSWAP
select ARCH_USE_CMPXCHG_LOCKREF if X86_64
+ select ARCH_USE_LIST_BATCHING if X86_64
select ARCH_USE_QUEUED_RWLOCKS
select ARCH_USE_QUEUED_SPINLOCKS
select ARCH_WANT_BATCHED_UNMAP_TLB_FLUSH if SMP
--
1.7.1
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