For dax devices in 'system-ram' mode, display a 'movable' attribute in device listings. This helps a user easily determine if memory was not onlined in the expected way for any reason.
Link: https://github.com/pmem/ndctl/issues/110 Reported-by: Ben Olson <[email protected]> Cc: Dan Williams <[email protected]> Signed-off-by: Vishal Verma <[email protected]> --- util/json.c | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) diff --git a/util/json.c b/util/json.c index 5e6a32a..497c52b 100644 --- a/util/json.c +++ b/util/json.c @@ -278,7 +278,7 @@ struct json_object *util_daxctl_dev_to_json(struct daxctl_dev *dev, struct daxctl_memory *mem = daxctl_dev_get_memory(dev); const char *devname = daxctl_dev_get_devname(dev); struct json_object *jdev, *jobj; - int node; + int node, movable; jdev = json_object_new_object(); if (!devname || !jdev) @@ -306,6 +306,18 @@ struct json_object *util_daxctl_dev_to_json(struct daxctl_dev *dev, if (jobj) json_object_object_add(jdev, "mode", jobj); + if (mem) { + movable = daxctl_memory_is_movable(mem); + if (movable == 1) + jobj = json_object_new_boolean(true); + else if (movable == 0) + jobj = json_object_new_boolean(false); + else + jobj = NULL; + if (jobj) + json_object_object_add(jdev, "movable", jobj); + } + if (!daxctl_dev_is_enabled(dev)) { jobj = json_object_new_string("disabled"); if (jobj) -- 2.20.1 _______________________________________________ Linux-nvdimm mailing list -- [email protected] To unsubscribe send an email to [email protected]
