From: Alex Chiang <achiang@hp.com>
To: akpm@linux-foundation.org
Cc: Randy Dunlap <randy.dunlap@oracle.com>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
Greg KH <greg@kroah.com>
Subject: [PATCH v3 5/5] Documentation: ABI: /sys/devices/system/cpu/cpu#/node
Date: Tue, 10 Nov 2009 15:37:04 -0700 [thread overview]
Message-ID: <20091110223704.25636.78808.stgit@bob.kio> (raw)
In-Reply-To: <20091110223154.25636.48462.stgit@bob.kio>
Describe NUMA node symlink created for CPUs when CONFIG_NUMA is set.
Cc: Greg KH <greg@kroah.com>
Cc: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Alex Chiang <achiang@hp.com>
---
Documentation/ABI/testing/sysfs-devices-system-cpu | 14 ++++++++++++++
1 files changed, 14 insertions(+), 0 deletions(-)
diff --git a/Documentation/ABI/testing/sysfs-devices-system-cpu b/Documentation/ABI/testing/sysfs-devices-system-cpu
index 5aace16..1671634 100644
--- a/Documentation/ABI/testing/sysfs-devices-system-cpu
+++ b/Documentation/ABI/testing/sysfs-devices-system-cpu
@@ -94,6 +94,20 @@ Description: Discover and change the online state of a CPU.
For more information, please read Documentation/cpu-hotplug.txt
+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
WARNING: multiple messages have this Message-ID (diff)
From: Alex Chiang <achiang@hp.com>
To: akpm@linux-foundation.org
Cc: Randy Dunlap <randy.dunlap@oracle.com>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
Greg KH <greg@kroah.com>
Subject: [PATCH v3 5/5] Documentation: ABI: /sys/devices/system/cpu/cpu#/node
Date: Tue, 10 Nov 2009 15:37:04 -0700 [thread overview]
Message-ID: <20091110223704.25636.78808.stgit@bob.kio> (raw)
In-Reply-To: <20091110223154.25636.48462.stgit@bob.kio>
Describe NUMA node symlink created for CPUs when CONFIG_NUMA is set.
Cc: Greg KH <greg@kroah.com>
Cc: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Alex Chiang <achiang@hp.com>
---
Documentation/ABI/testing/sysfs-devices-system-cpu | 14 ++++++++++++++
1 files changed, 14 insertions(+), 0 deletions(-)
diff --git a/Documentation/ABI/testing/sysfs-devices-system-cpu b/Documentation/ABI/testing/sysfs-devices-system-cpu
index 5aace16..1671634 100644
--- a/Documentation/ABI/testing/sysfs-devices-system-cpu
+++ b/Documentation/ABI/testing/sysfs-devices-system-cpu
@@ -94,6 +94,20 @@ Description: Discover and change the online state of a CPU.
For more information, please read Documentation/cpu-hotplug.txt
+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
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next prev parent reply other threads:[~2009-11-10 22:37 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-10 22:36 [PATCH v3 0/5] Alex Chiang
2009-11-10 22:36 ` Alex Chiang
2009-11-10 22:36 ` [PATCH v3 1/5] mm: add numa node symlink for memory section in sysfs Alex Chiang
2009-11-10 22:36 ` Alex Chiang
2009-11-12 17:26 ` Gary Hade
2009-11-12 17:26 ` Gary Hade
2009-11-10 22:36 ` [PATCH v3 2/5] mm: refactor register_cpu_under_node() Alex Chiang
2009-11-10 22:36 ` Alex Chiang
2009-11-10 22:36 ` [PATCH v3 3/5] mm: refactor unregister_cpu_under_node() Alex Chiang
2009-11-10 22:36 ` Alex Chiang
2009-11-10 22:36 ` [PATCH v3 4/5] mm: add numa node symlink for cpu devices in sysfs Alex Chiang
2009-11-10 22:36 ` Alex Chiang
2009-11-10 22:37 ` Alex Chiang [this message]
2009-11-10 22:37 ` [PATCH v3 5/5] Documentation: ABI: /sys/devices/system/cpu/cpu#/node Alex Chiang
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