linux-kernel - [PATCH 5/10] topology: remove topology_dev

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Date:	Mon, 16 Jul 2007 22:54:56 +0900
From:	Akinobu Mita <akinobu.mita@...il.com>
To:	linux-kernel@...r.kernel.org,
	Rusty Russell <rusty@...tcorp.com.au>,
	Greg Kroah-Hartman <gregkh@...e.de>
Subject: [PATCH 5/10] topology: remove topology_dev_map

By previous cpu hotplug notifier change, we don't need to track
topology_dev existence for each cpu by topology_dev_map.

Cc: Greg Kroah-Hartman <gregkh@...e.de>
Signed-off-by: Akinobu Mita <akinobu.mita@...il.com>

---
 drivers/base/topology.c |   11 +----------
 1 file changed, 1 insertion(+), 10 deletions(-)

Index: 2.6-mm/drivers/base/topology.c
===================================================================
--- 2.6-mm.orig/drivers/base/topology.c
+++ 2.6-mm/drivers/base/topology.c
@@ -94,27 +94,18 @@ static struct attribute_group topology_a
 	.name = "topology"
 };
 
-static cpumask_t topology_dev_map = CPU_MASK_NONE;
-
 /* Add/Remove cpu_topology interface for CPU device */
 static int __cpuinit topology_add_dev(unsigned int cpu)
 {
-	int rc;
 	struct sys_device *sys_dev = get_cpu_sysdev(cpu);
 
-	rc = sysfs_create_group(&sys_dev->kobj, &topology_attr_group);
-	if (!rc)
-		cpu_set(cpu, topology_dev_map);
-	return rc;
+	return sysfs_create_group(&sys_dev->kobj, &topology_attr_group);
 }
 
 static void __cpuinit topology_remove_dev(unsigned int cpu)
 {
 	struct sys_device *sys_dev = get_cpu_sysdev(cpu);
 
-	if (!cpu_isset(cpu, topology_dev_map))
-		return;
-	cpu_clear(cpu, topology_dev_map);
 	sysfs_remove_group(&sys_dev->kobj, &topology_attr_group);
 }
 
-
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