mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-15 08:14:15 +08:00
16182e4a3e
The literal blocks in this file lacked the necessary blank line at the top, causing Sphinx to complain: /Documentation/ABI/testing/sysfs-bus-nvdimm:11: WARNING: Unexpected indentation. Add the lines it's longing for and bring about a bit of warning peace. Reported-by: Hu Haowen <src.res.211@gmail.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
60 lines
2.3 KiB
Plaintext
60 lines
2.3 KiB
Plaintext
What: nvdimm
|
|
Date: July 2020
|
|
KernelVersion: 5.8
|
|
Contact: Dan Williams <dan.j.williams@intel.com>
|
|
Description:
|
|
|
|
The libnvdimm sub-system implements a common sysfs interface for
|
|
platform nvdimm resources. See Documentation/driver-api/nvdimm/.
|
|
|
|
What: /sys/bus/event_source/devices/nmemX/format
|
|
Date: February 2022
|
|
KernelVersion: 5.18
|
|
Contact: Kajol Jain <kjain@linux.ibm.com>
|
|
Description: (RO) Attribute group to describe the magic bits
|
|
that go into perf_event_attr.config for a particular pmu.
|
|
(See ABI/testing/sysfs-bus-event_source-devices-format).
|
|
|
|
Each attribute under this group defines a bit range of the
|
|
perf_event_attr.config. Supported attribute is listed
|
|
below::
|
|
|
|
event = "config:0-4" - event ID
|
|
|
|
For example::
|
|
|
|
ctl_res_cnt = "event=0x1"
|
|
|
|
What: /sys/bus/event_source/devices/nmemX/events
|
|
Date: February 2022
|
|
KernelVersion: 5.18
|
|
Contact: Kajol Jain <kjain@linux.ibm.com>
|
|
Description: (RO) Attribute group to describe performance monitoring events
|
|
for the nvdimm memory device. Each attribute in this group
|
|
describes a single performance monitoring event supported by
|
|
this nvdimm pmu. The name of the file is the name of the event.
|
|
(See ABI/testing/sysfs-bus-event_source-devices-events). A
|
|
listing of the events supported by a given nvdimm provider type
|
|
can be found in Documentation/driver-api/nvdimm/$provider.
|
|
|
|
What: /sys/bus/event_source/devices/nmemX/cpumask
|
|
Date: February 2022
|
|
KernelVersion: 5.18
|
|
Contact: Kajol Jain <kjain@linux.ibm.com>
|
|
Description: (RO) This sysfs file exposes the cpumask which is designated to
|
|
to retrieve nvdimm pmu event counter data.
|
|
|
|
What: /sys/bus/nd/devices/nmemX/cxl/id
|
|
Date: November 2022
|
|
KernelVersion: 6.2
|
|
Contact: Dave Jiang <dave.jiang@intel.com>
|
|
Description: (RO) Show the id (serial) of the device. This is CXL specific.
|
|
|
|
What: /sys/bus/nd/devices/nmemX/cxl/provider
|
|
Date: November 2022
|
|
KernelVersion: 6.2
|
|
Contact: Dave Jiang <dave.jiang@intel.com>
|
|
Description: (RO) Shows the CXL bridge device that ties to a CXL memory device
|
|
to this NVDIMM device. I.e. the parent of the device returned is
|
|
a /sys/bus/cxl/devices/memX instance.
|