From: dietmar.eggemann@arm.com
To: peterz@infradead.org, mingo@redhat.com,
vincent.guittot@linaro.org, morten.rasmussen@arm.com,
chris.redpath@arm.com
Cc: linux-kernel@vger.kernel.org, dietmar.eggemann@arm.com
Subject: [RFC PATCH 3/8] x86: implement arch interface for scheduler domain setup
Date: Fri, 13 Dec 2013 12:11:23 +0000 [thread overview]
Message-ID: <1386936688-29113-4-git-send-email-dietmar.eggemann@arm.com> (raw)
In-Reply-To: <1386936688-29113-1-git-send-email-dietmar.eggemann@arm.com>
From: Dietmar Eggemann <dietmar.eggemann@arm.com>
This patch provides the arch_sched_domain_info array for the x86 arch.
Signed-off-by: Dietmar Eggemann <dietmar.eggemann@arm.com>
---
arch/x86/kernel/topology.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/arch/x86/kernel/topology.c b/arch/x86/kernel/topology.c
index 649b010da00b..b9ddd4b50265 100644
--- a/arch/x86/kernel/topology.c
+++ b/arch/x86/kernel/topology.c
@@ -30,11 +30,23 @@
#include <linux/mmzone.h>
#include <linux/init.h>
#include <linux/smp.h>
+#include <linux/sched.h>
#include <linux/irq.h>
#include <asm/cpu.h>
static DEFINE_PER_CPU(struct x86_cpu, cpu_devices);
+arch_sched_domain_info_t arch_sched_domain_info[] = {
+#ifdef CONFIG_SCHED_SMT
+ { cpu_smt_mask, SD_SHARE_CPUPOWER | SD_SHARE_PKG_RESOURCES },
+#endif
+#ifdef CONFIG_SCHED_MC
+ { cpu_coregroup_mask, SD_SHARE_PKG_RESOURCES },
+#endif
+ { cpu_cpu_mask, SD_PREFER_SIBLING },
+ { NULL, },
+};
+
#ifdef CONFIG_HOTPLUG_CPU
#ifdef CONFIG_BOOTPARAM_HOTPLUG_CPU0
--
1.7.9.5
next prev parent reply other threads:[~2013-12-13 12:13 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-13 12:11 [RFC PATCH 0/8] change scheduler domain hierarchy set-up dietmar.eggemann
2013-12-13 12:11 ` [RFC PATCH 1/8] sched: arch interface for scheduler domain setup dietmar.eggemann
2013-12-13 12:11 ` [RFC PATCH 2/8] arm: implement " dietmar.eggemann
2013-12-13 12:11 ` dietmar.eggemann [this message]
2013-12-13 12:11 ` [RFC PATCH 4/8] sched: allocate the entire topology array dynamically dietmar.eggemann
2013-12-13 12:11 ` [RFC PATCH 5/8] sched: introduce common topology level init function dietmar.eggemann
2013-12-20 14:04 ` Peter Zijlstra
2014-01-06 18:41 ` Dietmar Eggemann
2013-12-13 12:11 ` [RFC PATCH 6/8] sched: replace for_each_sd_topology with explicit for loop dietmar.eggemann
2013-12-13 12:11 ` [RFC PATCH 7/8] sched: replace topology level init func ptr with sd_init dietmar.eggemann
2013-12-13 12:11 ` [RFC PATCH 8/8] sched: remove scheduler domain naming dietmar.eggemann
2013-12-20 14:08 ` Peter Zijlstra
2014-01-06 18:41 ` Dietmar Eggemann
2014-01-07 10:22 ` Peter Zijlstra
2014-01-07 14:33 ` Dietmar Eggemann
2013-12-20 14:00 ` [RFC PATCH 0/8] change scheduler domain hierarchy set-up Peter Zijlstra
2014-01-06 18:40 ` Dietmar Eggemann
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