diff options
Diffstat (limited to 'Documentation/ABI/testing/sysfs-devices-memory')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-devices-memory | 22 |
1 files changed, 17 insertions, 5 deletions
diff --git a/Documentation/ABI/testing/sysfs-devices-memory b/Documentation/ABI/testing/sysfs-devices-memory index 9fe91c02ee4..7405de26ee6 100644 --- a/Documentation/ABI/testing/sysfs-devices-memory +++ b/Documentation/ABI/testing/sysfs-devices-memory @@ -7,7 +7,7 @@ Description: added or removed dynamically to represent hot-add/remove operations. Users: hotplug memory add/remove tools - https://w3.opensource.ibm.com/projects/powerpc-utils/ + http://www.ibm.com/developerworks/wikis/display/LinuxP/powerpc-utils What: /sys/devices/system/memory/memoryX/removable Date: June 2008 @@ -19,7 +19,7 @@ Description: identify removable sections of the memory before attempting potentially expensive hot-remove memory operation Users: hotplug memory remove tools - https://w3.opensource.ibm.com/projects/powerpc-utils/ + http://www.ibm.com/developerworks/wikis/display/LinuxP/powerpc-utils What: /sys/devices/system/memory/memoryX/phys_device Date: September 2008 @@ -43,7 +43,7 @@ Date: September 2008 Contact: Badari Pulavarty <pbadari@us.ibm.com> Description: The file /sys/devices/system/memory/memoryX/state - is read-write. When read, it's contents show the + is read-write. When read, its contents show the online/offline state of the memory section. When written, root can toggle the the online/offline state of a removable memory section (see removable file description above) @@ -58,7 +58,20 @@ Description: by root to offline that section. # echo offline > /sys/devices/system/memory/memory22/state Users: hotplug memory remove tools - https://w3.opensource.ibm.com/projects/powerpc-utils/ + http://www.ibm.com/developerworks/wikis/display/LinuxP/powerpc-utils + + +What: /sys/devices/system/memoryX/nodeY +Date: October 2009 +Contact: Linux Memory Management list <linux-mm@kvack.org> +Description: + When CONFIG_NUMA is enabled, a symbolic link that + points to the corresponding NUMA node directory. + + For example, the following symbolic link is created for + memory section 9 on node0: + /sys/devices/system/memory/memory9/node0 -> ../../node/node0 + What: /sys/devices/system/node/nodeX/memoryY Date: September 2008 @@ -70,4 +83,3 @@ Description: memory section directory. For example, the following symbolic link is created for memory section 9 on node0. /sys/devices/system/node/node0/memory9 -> ../../memory/memory9 - |