diff options
Diffstat (limited to 'drivers/nvme/target/core.c')
| -rw-r--r-- | drivers/nvme/target/core.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/nvme/target/core.c b/drivers/nvme/target/core.c index fc5ba2f9e15f..5267ce20c12d 100644 --- a/drivers/nvme/target/core.c +++ b/drivers/nvme/target/core.c @@ -17,6 +17,7 @@ #include "nvmet.h" static struct nvmet_fabrics_ops *nvmet_transports[NVMF_TRTYPE_MAX]; +static DEFINE_IDA(cntlid_ida); /* * This read/write semaphore is used to synchronize access to configuration @@ -749,7 +750,7 @@ u16 nvmet_alloc_ctrl(const char *subsysnqn, const char *hostnqn, if (!ctrl->sqs) goto out_free_cqs; - ret = ida_simple_get(&subsys->cntlid_ida, + ret = ida_simple_get(&cntlid_ida, NVME_CNTLID_MIN, NVME_CNTLID_MAX, GFP_KERNEL); if (ret < 0) { @@ -819,7 +820,7 @@ static void nvmet_ctrl_free(struct kref *ref) flush_work(&ctrl->async_event_work); cancel_work_sync(&ctrl->fatal_err_work); - ida_simple_remove(&subsys->cntlid_ida, ctrl->cntlid); + ida_simple_remove(&cntlid_ida, ctrl->cntlid); nvmet_subsys_put(subsys); kfree(ctrl->sqs); @@ -918,9 +919,6 @@ struct nvmet_subsys *nvmet_subsys_alloc(const char *subsysnqn, mutex_init(&subsys->lock); INIT_LIST_HEAD(&subsys->namespaces); INIT_LIST_HEAD(&subsys->ctrls); - - ida_init(&subsys->cntlid_ida); - INIT_LIST_HEAD(&subsys->hosts); return subsys; @@ -933,7 +931,6 @@ static void nvmet_subsys_free(struct kref *ref) WARN_ON_ONCE(!list_empty(&subsys->namespaces)); - ida_destroy(&subsys->cntlid_ida); kfree(subsys->subsysnqn); kfree(subsys); } @@ -976,6 +973,7 @@ static void __exit nvmet_exit(void) { nvmet_exit_configfs(); nvmet_exit_discovery(); + ida_destroy(&cntlid_ida); BUILD_BUG_ON(sizeof(struct nvmf_disc_rsp_page_entry) != 1024); BUILD_BUG_ON(sizeof(struct nvmf_disc_rsp_page_hdr) != 1024); |