| Message ID | 20190116175804.30196-12-keith.busch@intel.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | Heterogeneuos memory node attributes | expand |
On Wed, Jan 16, 2019 at 6:59 PM Keith Busch <keith.busch@intel.com> wrote: > > Add the attributes for the system memory side caches. I really would combine this with the previous one. > Signed-off-by: Keith Busch <keith.busch@intel.com> > --- > Documentation/ABI/stable/sysfs-devices-node | 34 +++++++++++++++++++++++++++++ > 1 file changed, 34 insertions(+) > > diff --git a/Documentation/ABI/stable/sysfs-devices-node b/Documentation/ABI/stable/sysfs-devices-node > index 2217557f29d3..613d51fb52a3 100644 > --- a/Documentation/ABI/stable/sysfs-devices-node > +++ b/Documentation/ABI/stable/sysfs-devices-node > @@ -142,3 +142,37 @@ Contact: Keith Busch <keith.busch@intel.com> > Description: > This node's write latency in nanoseconds available to memory > initiators in nodes found in this class's initiators_nodelist. > + > +What: /sys/devices/system/node/nodeX/side_cache/indexY/associativity > +Date: December 2018 > +Contact: Keith Busch <keith.busch@intel.com> > +Description: > + The caches associativity: 0 for direct mapped, non-zero if > + indexed. > + > +What: /sys/devices/system/node/nodeX/side_cache/indexY/level > +Date: December 2018 > +Contact: Keith Busch <keith.busch@intel.com> > +Description: > + This cache's level in the memory hierarchy. Matches 'Y' in the > + directory name. > + > +What: /sys/devices/system/node/nodeX/side_cache/indexY/line_size > +Date: December 2018 > +Contact: Keith Busch <keith.busch@intel.com> > +Description: > + The number of bytes accessed from the next cache level on a > + cache miss. > + > +What: /sys/devices/system/node/nodeX/side_cache/indexY/size > +Date: December 2018 > +Contact: Keith Busch <keith.busch@intel.com> > +Description: > + The size of this memory side cache in bytes. > + > +What: /sys/devices/system/node/nodeX/side_cache/indexY/write_policy > +Date: December 2018 > +Contact: Keith Busch <keith.busch@intel.com> > +Description: > + The cache write policy: 0 for write-back, 1 for write-through, > + 2 for other or unknown. > -- It would be good to document the meaning of indexY itself too.
diff --git a/Documentation/ABI/stable/sysfs-devices-node b/Documentation/ABI/stable/sysfs-devices-node index 2217557f29d3..613d51fb52a3 100644 --- a/Documentation/ABI/stable/sysfs-devices-node +++ b/Documentation/ABI/stable/sysfs-devices-node @@ -142,3 +142,37 @@ Contact: Keith Busch <keith.busch@intel.com> Description: This node's write latency in nanoseconds available to memory initiators in nodes found in this class's initiators_nodelist. + +What: /sys/devices/system/node/nodeX/side_cache/indexY/associativity +Date: December 2018 +Contact: Keith Busch <keith.busch@intel.com> +Description: + The caches associativity: 0 for direct mapped, non-zero if + indexed. + +What: /sys/devices/system/node/nodeX/side_cache/indexY/level +Date: December 2018 +Contact: Keith Busch <keith.busch@intel.com> +Description: + This cache's level in the memory hierarchy. Matches 'Y' in the + directory name. + +What: /sys/devices/system/node/nodeX/side_cache/indexY/line_size +Date: December 2018 +Contact: Keith Busch <keith.busch@intel.com> +Description: + The number of bytes accessed from the next cache level on a + cache miss. + +What: /sys/devices/system/node/nodeX/side_cache/indexY/size +Date: December 2018 +Contact: Keith Busch <keith.busch@intel.com> +Description: + The size of this memory side cache in bytes. + +What: /sys/devices/system/node/nodeX/side_cache/indexY/write_policy +Date: December 2018 +Contact: Keith Busch <keith.busch@intel.com> +Description: + The cache write policy: 0 for write-back, 1 for write-through, + 2 for other or unknown.
Add the attributes for the system memory side caches. Signed-off-by: Keith Busch <keith.busch@intel.com> --- Documentation/ABI/stable/sysfs-devices-node | 34 +++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+)