From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Waiman Long To: Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , Alexander Viro Cc: linux-fsdevel@vger.kernel.org, x86@kernel.org, linux-kernel@vger.kernel.org, Peter Zijlstra , Scott J Norton , Douglas Hatch , Waiman Long Subject: [RFC PATCH 2/3] lib/list_batch, x86: Enable list insertion/deletion batching in x86-64 Date: Tue, 26 Jan 2016 11:03:38 -0500 Message-Id: <1453824219-51437-3-git-send-email-Waiman.Long@hpe.com> In-Reply-To: <1453824219-51437-1-git-send-email-Waiman.Long@hpe.com> References: <1453824219-51437-1-git-send-email-Waiman.Long@hpe.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: 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 --- 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