Messages in this thread Patch in this message | | | Date | Thu, 20 Aug 2009 15:15:21 +0200 | From | Andreas Herrmann <> | Subject | [PATCH 1/15] x86, sched: Add config option for multi-node CPU scheduling |
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I've decided to add this as a subitem of MC scheduling. I think the normal case will be that a multi-node CPU has more than 1 core on each of its nodes. Thus using MN scheduling without MC scheduling does not make much sense.
Signed-off-by: Andreas Herrmann <andreas.herrmann3@amd.com> --- arch/x86/Kconfig | 10 ++++++++++ 1 files changed, 10 insertions(+), 0 deletions(-)
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 65fb791..594e7bc 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -713,6 +713,16 @@ config SCHED_MC making when dealing with multi-core CPU chips at a cost of slightly increased overhead in some places. If unsure say N here. +config SCHED_MN + def_bool n + prompt "Multi-node CPU scheduler support" + depends on X86_HT && SCHED_MC + ---help--- + Multi-node CPU scheduler support improves the CPU + scheduler's decision making when dealing with multi-node + CPUs (e.g. AMD Magny-Cours) at a cost of slightly increased + overhead in some places. If unsure say N here. + source "kernel/Kconfig.preempt" config X86_UP_APIC -- 1.6.0.4
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