diff options
Diffstat (limited to 'drivers/nvme/target/core.c')
| -rw-r--r-- | drivers/nvme/target/core.c | 36 |
1 files changed, 10 insertions, 26 deletions
diff --git a/drivers/nvme/target/core.c b/drivers/nvme/target/core.c index f42a105ef17f..46345c3f9d4a 100644 --- a/drivers/nvme/target/core.c +++ b/drivers/nvme/target/core.c @@ -1180,31 +1180,17 @@ u16 nvmet_alloc_ctrl(const char *subsysnqn, const char *hostnqn, ctrl->cntlid = ret; ctrl->ops = req->ops; - if (ctrl->subsys->type == NVME_NQN_DISC) { - /* Don't accept keep-alive timeout for discovery controllers */ - if (kato) { - status = NVME_SC_INVALID_FIELD | NVME_SC_DNR; - goto out_remove_ida; - } - /* - * Discovery controllers use some arbitrary high value in order - * to cleanup stale discovery sessions - * - * From the latest base diff RC: - * "The Keep Alive command is not supported by - * Discovery controllers. A transport may specify a - * fixed Discovery controller activity timeout value - * (e.g., 2 minutes). If no commands are received - * by a Discovery controller within that time - * period, the controller may perform the - * actions for Keep Alive Timer expiration". - */ - ctrl->kato = NVMET_DISC_KATO; - } else { - /* keep-alive timeout in seconds */ - ctrl->kato = DIV_ROUND_UP(kato, 1000); - } + /* + * Discovery controllers may use some arbitrary high value + * in order to cleanup stale discovery sessions + */ + if ((ctrl->subsys->type == NVME_NQN_DISC) && !kato) + kato = NVMET_DISC_KATO_MS; + + /* keep-alive timeout in seconds */ + ctrl->kato = DIV_ROUND_UP(kato, 1000); + nvmet_start_keep_alive_timer(ctrl); mutex_lock(&subsys->lock); @@ -1215,8 +1201,6 @@ u16 nvmet_alloc_ctrl(const char *subsysnqn, const char *hostnqn, *ctrlp = ctrl; return 0; -out_remove_ida: - ida_simple_remove(&cntlid_ida, ctrl->cntlid); out_free_sqs: kfree(ctrl->sqs); out_free_cqs: |