4 files changed, 19 insertions, 9 deletions

diff --git a/drivers/nvme/host/apple.c b/drivers/nvme/host/apple.c
index 42ba7fbc749f..b1387dc459a3 100644
--- a/drivers/nvme/host/apple.c
+++ b/drivers/nvme/host/apple.c
@@ -1624,4 +1624,5 @@ static struct platform_driver apple_nvme_driver = {
 module_platform_driver(apple_nvme_driver);
 
 MODULE_AUTHOR("Sven Peter <sven@svenpeter.dev>");
+MODULE_DESCRIPTION("Apple ANS NVM Express device driver");
 MODULE_LICENSE("GPL");
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index 448b8239bc99..19917253ba7b 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -1031,6 +1031,7 @@ void nvme_cleanup_cmd(struct request *req)
 			clear_bit_unlock(0, &ctrl->discard_page_busy);
 		else
 			kfree(bvec_virt(&req->special_vec));
+		req->rq_flags &= ~RQF_SPECIAL_PAYLOAD;
 	}
 }
 EXPORT_SYMBOL_GPL(nvme_cleanup_cmd);
@@ -4041,12 +4042,13 @@ static void nvme_remove_invalid_namespaces(struct nvme_ctrl *ctrl,
 
 	mutex_lock(&ctrl->namespaces_lock);
 	list_for_each_entry_safe(ns, next, &ctrl->namespaces, list) {
-		if (ns->head->ns_id > nsid)
-			list_splice_init_rcu(&ns->list, &rm_list,
-					     synchronize_rcu);
+		if (ns->head->ns_id > nsid) {
+			list_del_rcu(&ns->list);
+			synchronize_srcu(&ctrl->srcu);
+			list_add_tail_rcu(&ns->list, &rm_list);
+		}
 	}
 	mutex_unlock(&ctrl->namespaces_lock);
-	synchronize_srcu(&ctrl->srcu);
 
 	list_for_each_entry_safe(ns, next, &rm_list, list)
 		nvme_ns_remove(ns);
diff --git a/drivers/nvme/host/ioctl.c b/drivers/nvme/host/ioctl.c
index 9d9d2a127c4e..8b69427a4476 100644
--- a/drivers/nvme/host/ioctl.c
+++ b/drivers/nvme/host/ioctl.c
@@ -111,6 +111,13 @@ static struct request *nvme_alloc_user_request(struct request_queue *q,
 	return req;
 }
 
+static void nvme_unmap_bio(struct bio *bio)
+{
+	if (bio_integrity(bio))
+		bio_integrity_unmap_free_user(bio);
+	blk_rq_unmap_user(bio);
+}
+
 static int nvme_map_user_request(struct request *req, u64 ubuffer,
 		unsigned bufflen, void __user *meta_buffer, unsigned meta_len,
 		u32 meta_seed, struct io_uring_cmd *ioucmd, unsigned int flags)
@@ -157,7 +164,7 @@ static int nvme_map_user_request(struct request *req, u64 ubuffer,
 
 out_unmap:
 	if (bio)
-		blk_rq_unmap_user(bio);
+		nvme_unmap_bio(bio);
 out:
 	blk_mq_free_request(req);
 	return ret;
@@ -195,7 +202,7 @@ static int nvme_submit_user_cmd(struct request_queue *q,
 	if (result)
 		*result = le64_to_cpu(nvme_req(req)->result.u64);
 	if (bio)
-		blk_rq_unmap_user(bio);
+		nvme_unmap_bio(bio);
 	blk_mq_free_request(req);
 
 	if (effects)
@@ -406,7 +413,7 @@ static void nvme_uring_task_cb(struct io_uring_cmd *ioucmd,
 	struct nvme_uring_cmd_pdu *pdu = nvme_uring_cmd_pdu(ioucmd);
 
 	if (pdu->bio)
-		blk_rq_unmap_user(pdu->bio);
+		nvme_unmap_bio(pdu->bio);
 	io_uring_cmd_done(ioucmd, pdu->status, pdu->result, issue_flags);
 }
 
@@ -432,7 +439,7 @@ static enum rq_end_io_ret nvme_uring_cmd_end_io(struct request *req,
 	 */
 	if (blk_rq_is_poll(req)) {
 		if (pdu->bio)
-			blk_rq_unmap_user(pdu->bio);
+			nvme_unmap_bio(pdu->bio);
 		io_uring_cmd_iopoll_done(ioucmd, pdu->result, pdu->status);
 	} else {
 		io_uring_cmd_do_in_task_lazy(ioucmd, nvme_uring_task_cb);
diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h
index 9ac587e64166..f900e44243ae 100644
--- a/drivers/nvme/host/nvme.h
+++ b/drivers/nvme/host/nvme.h
@@ -506,7 +506,7 @@ static inline bool nvme_ns_head_multipath(struct nvme_ns_head *head)
 enum nvme_ns_features {
 	NVME_NS_EXT_LBAS = 1 << 0, /* support extended LBA format */
 	NVME_NS_METADATA_SUPPORTED = 1 << 1, /* support getting generated md */
-	NVME_NS_DEAC,		/* DEAC bit in Write Zeores supported */
+	NVME_NS_DEAC = 1 << 2,		/* DEAC bit in Write Zeores supported */
 };
 
 struct nvme_ns {