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path: root/drivers/nvme/host/auth.c
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Diffstat (limited to 'drivers/nvme/host/auth.c')
-rw-r--r--drivers/nvme/host/auth.c14
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/nvme/host/auth.c b/drivers/nvme/host/auth.c
index 4424f53a8a0a..b57630d1d3b8 100644
--- a/drivers/nvme/host/auth.c
+++ b/drivers/nvme/host/auth.c
@@ -45,6 +45,8 @@ struct nvme_dhchap_queue_context {
int sess_key_len;
};
+struct workqueue_struct *nvme_auth_wq;
+
#define nvme_auth_flags_from_qid(qid) \
(qid == 0) ? 0 : BLK_MQ_REQ_NOWAIT | BLK_MQ_REQ_RESERVED
#define nvme_auth_queue_from_qid(ctrl, qid) \
@@ -866,7 +868,7 @@ int nvme_auth_negotiate(struct nvme_ctrl *ctrl, int qid)
chap = &ctrl->dhchap_ctxs[qid];
cancel_work_sync(&chap->auth_work);
- queue_work(nvme_wq, &chap->auth_work);
+ queue_work(nvme_auth_wq, &chap->auth_work);
return 0;
}
EXPORT_SYMBOL_GPL(nvme_auth_negotiate);
@@ -1008,10 +1010,15 @@ EXPORT_SYMBOL_GPL(nvme_auth_free);
int __init nvme_init_auth(void)
{
+ nvme_auth_wq = alloc_workqueue("nvme-auth-wq",
+ WQ_UNBOUND | WQ_MEM_RECLAIM | WQ_SYSFS, 0);
+ if (!nvme_auth_wq)
+ return -ENOMEM;
+
nvme_chap_buf_cache = kmem_cache_create("nvme-chap-buf-cache",
CHAP_BUF_SIZE, 0, SLAB_HWCACHE_ALIGN, NULL);
if (!nvme_chap_buf_cache)
- return -ENOMEM;
+ goto err_destroy_workqueue;
nvme_chap_buf_pool = mempool_create(16, mempool_alloc_slab,
mempool_free_slab, nvme_chap_buf_cache);
@@ -1021,6 +1028,8 @@ int __init nvme_init_auth(void)
return 0;
err_destroy_chap_buf_cache:
kmem_cache_destroy(nvme_chap_buf_cache);
+err_destroy_workqueue:
+ destroy_workqueue(nvme_auth_wq);
return -ENOMEM;
}
@@ -1028,4 +1037,5 @@ void __exit nvme_exit_auth(void)
{
mempool_destroy(nvme_chap_buf_pool);
kmem_cache_destroy(nvme_chap_buf_cache);
+ destroy_workqueue(nvme_auth_wq);
}