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Subject[PATCH] x86: Use PentiumPro-optimized partial_csum() on VIA C7
Date
From: Jon Nettleton <jon.nettleton@gmail.com>

Testing on the OLPC XO-1.5 (VIA C7-M 1000MHz CPU) shows a
partial_csum() speed increase by a factor of 1.5 when we switch
to the Pentium-optimized version.

Signed-off-by: Daniel Drake <dsd@laptop.org>
---
arch/x86/Kconfig.cpu | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/x86/Kconfig.cpu b/arch/x86/Kconfig.cpu
index ed47e6e..75d89ac 100644
--- a/arch/x86/Kconfig.cpu
+++ b/arch/x86/Kconfig.cpu
@@ -366,7 +366,7 @@ config X86_INTEL_USERCOPY

config X86_USE_PPRO_CHECKSUM
def_bool y
- depends on MWINCHIP3D || MWINCHIPC6 || MCYRIXIII || MK7 || MK6 || MPENTIUM4 || MPENTIUMM || MPENTIUMIII || MPENTIUMII || M686 || MK8 || MVIAC3_2 || MEFFICEON || MGEODE_LX || MCORE2 || MATOM
+ depends on MWINCHIP3D || MWINCHIPC6 || MCYRIXIII || MK7 || MK6 || MPENTIUM4 || MPENTIUMM || MPENTIUMIII || MPENTIUMII || M686 || MK8 || MVIAC3_2 || MVIAC7 || MEFFICEON || MGEODE_LX || MCORE2 || MATOM

config X86_USE_3DNOW
def_bool y
--
1.7.4


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