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author | Peter Zijlstra <peterz@infradead.org> | 2020-07-08 11:38:59 +0200 |
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committer | Peter Zijlstra <peterz@infradead.org> | 2020-07-08 11:38:59 +0200 |
commit | faa2fd7cbad4609d06d7904c0a80cf2f8cd23678 (patch) | |
tree | 3a5bfcc8879b719aec97cb73ed6e020cde502546 /Documentation/ABI/testing/sysfs-bus-papr-pmem | |
parent | sched/core: Remove mmdrop() definition (diff) | |
parent | sched: Fix unreliable rseq cpu_id for new tasks (diff) | |
download | wireguard-linux-faa2fd7cbad4609d06d7904c0a80cf2f8cd23678.tar.xz wireguard-linux-faa2fd7cbad4609d06d7904c0a80cf2f8cd23678.zip |
Merge branch 'sched/urgent'
Diffstat (limited to 'Documentation/ABI/testing/sysfs-bus-papr-pmem')
-rw-r--r-- | Documentation/ABI/testing/sysfs-bus-papr-pmem | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-papr-pmem b/Documentation/ABI/testing/sysfs-bus-papr-pmem new file mode 100644 index 000000000000..5b10d036a8d4 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-bus-papr-pmem @@ -0,0 +1,27 @@ +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. |