linux-kernel - [RFC PATCH 05/12 v2] CONFIG for Workload Consolidation

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <1399832221-8314-6-git-send-email-yuyang.du@intel.com>
Date:	Mon, 12 May 2014 02:16:54 +0800
From:	Yuyang Du <yuyang.du@...el.com>
To:	mingo@...hat.com, peterz@...radead.org, rafael.j.wysocki@...el.com,
	linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org
Cc:	arjan.van.de.ven@...el.com, len.brown@...el.com,
	alan.cox@...el.com, mark.gross@...el.com, morten.rasmussen@....com,
	vincent.guittot@...aro.org, rajeev.d.muralidhar@...el.com,
	vishwesh.m.rudramuni@...el.com, nicole.chalhoub@...el.com,
	ajaya.durg@...el.com, harinarayanan.seshadri@...el.com,
	jacob.jun.pan@...ux.intel.com, fengguang.wu@...el.com,
	yuyang.du@...el.com
Subject: [RFC PATCH 05/12 v2] CONFIG for Workload Consolidation

Add CONFIG_WORKLOAD_CONSOLIDATION in arch/x86/Kconfig. This CONFIG enables
and disables CPU workload consolidation in scheduler's load balancing.

Signed-off-by: Yuyang Du <yuyang.du@...el.com>
---
 arch/x86/Kconfig |   10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 9bfac8d..0999c16 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -808,6 +808,16 @@ config CPU_CONCURRENCY
 	  load balancing for power efficiency without sacrificing performance.
 	  If unsure say N here.
 
+config WORKLOAD_CONSOLIDATION
+	bool "CPU Workload Consolidation"
+	default n
+	depends on CPU_CONCURRENCY
+	---help---
+	  CPU Workload Consolidation is a new CPU PM module, which uses the CPU
+	  concurrency of the CPU, and allows asymmetric concurrency across CPUs to
+	  reduce the SW and HW overhead to increase load balance efficiency and
+	  conserve energy. If unsure say N here.
+
 source "kernel/Kconfig.preempt"
 
 config X86_UP_APIC
-- 
1.7.9.5

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/