Messages in this thread Patch in this message | | | Subject | [PATCH v3 5/5] Documentation: ABI: /sys/devices/system/cpu/cpu#/node | From | Alex Chiang <> | Date | Tue, 10 Nov 2009 15:37:04 -0700 |
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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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