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From: Greg Kroah-Hartman <gregkh@suse.de>
To: linux-kernel@vger.kernel.org
Cc: Alex Chiang <achiang@hp.com>,
	Randy Dunlap <randy.dunlap@oracle.com>,
	Greg Kroah-Hartman <gregkh@suse.de>
Subject: [PATCH 9/9] Documentation: ABI: /sys/devices/system/cpu/cpu#/node
Date: Fri, 30 Oct 2009 15:54:28 -0700	[thread overview]
Message-ID: <1256943268-12164-9-git-send-email-gregkh@suse.de> (raw)
In-Reply-To: <20091030220930.GA11297@kroah.com>

From: Alex Chiang <achiang@hp.com>

Describe NUMA node symlink created for CPUs when CONFIG_NUMA is set.

Cc: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Alex Chiang <achiang@hp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
 Documentation/ABI/testing/sysfs-devices-system-cpu |   15 +++++++++++++++
 1 files changed, 15 insertions(+), 0 deletions(-)

diff --git a/Documentation/ABI/testing/sysfs-devices-system-cpu b/Documentation/ABI/testing/sysfs-devices-system-cpu
index 968d8ba..a703b9e 100644
--- a/Documentation/ABI/testing/sysfs-devices-system-cpu
+++ b/Documentation/ABI/testing/sysfs-devices-system-cpu
@@ -62,6 +62,21 @@ Description:	CPU topology files that describe kernel limits related to
 		See Documentation/cputopology.txt for more information.
 
 
+
+What:		/sys/devices/system/cpu/cpu#/node
+Date:		October 2009
+Contact:	Linux memory management mailing list <linux-mm@kvack.org>
+Description:	Discover NUMA node a CPU belongs to
+
+		When CONFIG_NUMA is enabled, a symbolic link that points
+		to the corresponding NUMA node directory.
+
+		For example, the following symlink is created for cpu42
+		in NUMA node 2:
+
+		/sys/devices/system/cpu/cpu42/node2 -> ../../node/node2
+
+
 What:		/sys/devices/system/cpu/cpu#/topology/core_id
 		/sys/devices/system/cpu/cpu#/topology/core_siblings
 		/sys/devices/system/cpu/cpu#/topology/core_siblings_list
-- 
1.6.4.2


      parent reply	other threads:[~2009-10-30 22:55 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-10-30 22:09 [GIT PATCH] driver core fixes for 2.6.32-git Greg KH
2009-10-30 22:54 ` [PATCH 1/9] Driver core: fix driver_register() return value Greg Kroah-Hartman
2009-10-30 22:54 ` [PATCH 2/9] Driver core: allow certain drivers prohibit bind/unbind via sysfs Greg Kroah-Hartman
2009-10-30 22:54 ` [PATCH 3/9] Documentation: ABI: rename sysfs-devices-cache_disable properly Greg Kroah-Hartman
2009-10-30 22:54 ` [PATCH 4/9] Documentation: ABI: document /sys/devices/system/cpu/ Greg Kroah-Hartman
2009-10-30 22:54 ` [PATCH 5/9] Documentation: ABI: /sys/devices/system/cpu/ topology files Greg Kroah-Hartman
2009-10-30 22:54 ` [PATCH 6/9] Documentation: ABI: /sys/devices/system/cpu/cpu#/ " Greg Kroah-Hartman
2009-10-30 22:54 ` [PATCH 7/9] Documentation: ABI: /sys/devices/system/cpu/sched_[mc|smt]_power_savings Greg Kroah-Hartman
2009-10-30 22:54 ` [PATCH 8/9] Documentation: ABI: /sys/devices/system/cpu/cpuidle/ Greg Kroah-Hartman
2009-10-30 22:54 ` Greg Kroah-Hartman [this message]

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