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vhost_nvme: add JSON config dump

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Change-Id: Iaed49c2bef3f3f16e07c9a0c80106f3bec7cac09
Signed-off-by: Pawel Wodkowski <pawelx.wodkowski@intel.com>
Reviewed-on: https://review.gerrithub.io/409024
Tested-by: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Daniel Verkamp <daniel.verkamp@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-by: Dariusz Stojaczyk <dariuszx.stojaczyk@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
This commit is contained in:
Pawel Wodkowski 2018-04-25 18:25:56 +02:00 committed by Daniel Verkamp
parent 14cf1ad3ac
commit f23c48d59b
1 changed files with 41 additions and 0 deletions
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41
lib/vhost/vhost_nvme.c
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@ -1060,10 +1060,51 @@ spdk_vhost_nvme_dump_info_json(struct spdk_vhost_dev *vdev, struct spdk_json_wri
spdk_json_write_object_end(w);
}
static void
spdk_vhost_nvme_write_config_json(struct spdk_vhost_dev *vdev, struct spdk_json_write_ctx *w)
{
struct spdk_vhost_nvme_dev *nvme = to_nvme_dev(vdev);
struct spdk_vhost_nvme_ns *ns_dev;
uint32_t i;
if (nvme == NULL) {
return;
}
spdk_json_write_object_begin(w);
spdk_json_write_named_string(w, "method", "construct_vhost_nvme_controller");
spdk_json_write_named_object_begin(w, "params");
spdk_json_write_named_string(w, "ctrlr", nvme->vdev.name);
spdk_json_write_named_uint32(w, "io_queues", nvme->num_io_queues);
spdk_json_write_named_string(w, "cpumask", spdk_cpuset_fmt(nvme->vdev.cpumask));
spdk_json_write_object_end(w);
spdk_json_write_object_end(w);
for (i = 0; i < nvme->num_ns; i++) {
ns_dev = &nvme->ns[i];
if (!ns_dev->active_ns) {
continue;
}
spdk_json_write_object_begin(w);
spdk_json_write_named_string(w, "method", "add_vhost_nvme_ns");
spdk_json_write_named_object_begin(w, "params");
spdk_json_write_named_string(w, "ctrlr", nvme->vdev.name);
spdk_json_write_named_string(w, "bdev_name", spdk_bdev_get_name(ns_dev->bdev));
spdk_json_write_object_end(w);
spdk_json_write_object_end(w);
}
}
static const struct spdk_vhost_dev_backend spdk_vhost_nvme_device_backend = {
.start_device = spdk_vhost_nvme_start_device,
.stop_device = spdk_vhost_nvme_stop_device,
.dump_info_json = spdk_vhost_nvme_dump_info_json,
.write_config_json = spdk_vhost_nvme_write_config_json,
.remove_device = spdk_vhost_nvme_dev_remove,
};