| What: /sys/bus/nd/devices/nmemX/papr/flags |
| Date: Apr, 2020 |
| KernelVersion: v5.8 |
| Contact: linuxppc-dev <linuxppc-dev@lists.ozlabs.org>, linux-nvdimm@lists.01.org, |
| Description: |
| (RO) Report flags indicating various states of a |
| papr-pmem NVDIMM device. Each flag maps to a one or |
| more bits set in the dimm-health-bitmap retrieved in |
| response to H_SCM_HEALTH hcall. The details of the bit |
| flags returned in response to this hcall is available |
| at 'Documentation/powerpc/papr_hcalls.rst' . Below are |
| the flags reported in this sysfs file: |
| |
| * "not_armed" : Indicates that NVDIMM contents will not |
| survive a power cycle. |
| * "flush_fail" : Indicates that NVDIMM contents |
| couldn't be flushed during last |
| shut-down event. |
| * "restore_fail": Indicates that NVDIMM contents |
| couldn't be restored during NVDIMM |
| initialization. |
| * "encrypted" : NVDIMM contents are encrypted. |
| * "smart_notify": There is health event for the NVDIMM. |
| * "scrubbed" : Indicating that contents of the |
| NVDIMM have been scrubbed. |
| * "locked" : Indicating that NVDIMM contents cant |
| be modified until next power cycle. |
