diff options
Diffstat (limited to 'drivers/nvme/target/core.c')
| -rw-r--r-- | drivers/nvme/target/core.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/nvme/target/core.c b/drivers/nvme/target/core.c index 43a755f7baa5..3ceb7a03bb2a 100644 --- a/drivers/nvme/target/core.c +++ b/drivers/nvme/target/core.c @@ -194,6 +194,33 @@ static void nvmet_ns_changed(struct nvmet_subsys *subsys, u32 nsid) } } +void nvmet_send_ana_event(struct nvmet_subsys *subsys, + struct nvmet_port *port) +{ + struct nvmet_ctrl *ctrl; + + mutex_lock(&subsys->lock); + list_for_each_entry(ctrl, &subsys->ctrls, subsys_entry) { + if (port && ctrl->port != port) + continue; + if (nvmet_aen_disabled(ctrl, NVME_AEN_CFG_ANA_CHANGE)) + continue; + nvmet_add_async_event(ctrl, NVME_AER_TYPE_NOTICE, + NVME_AER_NOTICE_ANA, NVME_LOG_ANA); + } + mutex_unlock(&subsys->lock); +} + +void nvmet_port_send_ana_event(struct nvmet_port *port) +{ + struct nvmet_subsys_link *p; + + down_read(&nvmet_config_sem); + list_for_each_entry(p, &port->subsystems, entry) + nvmet_send_ana_event(p->subsys, port); + up_read(&nvmet_config_sem); +} + int nvmet_register_transport(const struct nvmet_fabrics_ops *ops) { int ret = 0; |