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From: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
To: LKML <linux-kernel@vger.kernel.org>
Cc: kosaki.motohiro@jp.fujitsu.com
Subject: [PATCH] change CONFIG_NUMA description
Date: Wed, 5 Nov 2008 02:27:19 +0900 (JST) [thread overview]
Message-ID: <20081105022553.7CB2.KOSAKI.MOTOHIRO@jp.fujitsu.com> (raw)
CONFIG_NUMA description talk about a bit old thing.
So, following changes are better.
o CONFIG_NUMA is no longer EXPERIMENTAL
o Opteron is not the only processor of NUMA topology on x86_64 no longer, but also Intel Core7i has it.
Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
---
arch/x86/Kconfig | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)
Index: b/arch/x86/Kconfig
===================================================================
--- a/arch/x86/Kconfig 2008-11-05 01:11:24.000000000 +0900
+++ b/arch/x86/Kconfig 2008-11-05 02:09:38.000000000 +0900
@@ -951,7 +951,7 @@ config ARCH_PHYS_ADDR_T_64BIT
# Common NUMA Features
config NUMA
- bool "Numa Memory Allocation and Scheduler Support (EXPERIMENTAL)"
+ bool "Numa Memory Allocation and Scheduler Support"
depends on SMP
depends on X86_64 || (X86_32 && HIGHMEM64G && (X86_NUMAQ || X86_BIGSMP || X86_SUMMIT && ACPI) && EXPERIMENTAL)
default n if X86_PC
@@ -964,9 +964,8 @@ config NUMA
For 32-bit this is currently highly experimental and should be only
used for kernel development. It might also cause boot failures.
- For 64-bit this is recommended on all multiprocessor Opteron systems.
- If the system is EM64T, you should say N unless your system is
- EM64T NUMA.
+ For 64-bit this is recommended if the system is Intel Core 7i or later or AMD Opteron.
+ Otherwise, you should say N unless your system is EM64T NUMA.
comment "NUMA (Summit) requires SMP, 64GB highmem support, ACPI"
depends on X86_32 && X86_SUMMIT && (!HIGHMEM64G || !ACPI)
next reply other threads:[~2008-11-04 17:27 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-11-04 17:27 KOSAKI Motohiro [this message]
2008-11-04 19:36 ` Chris Snook
2008-11-06 22:51 ` Andi Kleen
2008-11-04 20:11 ` Pekka Enberg
2008-11-06 8:53 ` Ingo Molnar
2008-11-06 10:15 ` Pekka Enberg
2008-11-06 10:18 ` KOSAKI Motohiro
2008-11-06 10:22 ` Ingo Molnar
2008-11-07 22:13 ` Chris Snook
2008-11-08 12:31 ` Ingo Molnar
2008-11-09 11:41 ` KOSAKI Motohiro
2008-11-06 22:50 ` Andi Kleen
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