Thread (20 messages) 20 messages, 6 authors, 2021-08-23

Re: [PATCH 1/9] nvme: use blk_mq_alloc_disk

From: Luis Chamberlain <mcgrof@kernel.org>
Date: 2021-08-19 22:57:33
Also in: linux-block, linux-nvme, linux-scsi

On Mon, Aug 16, 2021 at 03:19:02PM +0200, Christoph Hellwig wrote:
quoted hunk ↗ jump to hunk
Switch to use the blk_mq_alloc_disk helper for allocating the
request_queue and gendisk.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 drivers/nvme/host/core.c | 33 +++++++++++++--------------------
 1 file changed, 13 insertions(+), 20 deletions(-)
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index 1478d825011d..a5878ba14c55 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -3762,15 +3759,14 @@ static void nvme_alloc_ns(struct nvme_ctrl *ctrl, unsigned nsid,
 	if (!nvme_mpath_set_disk_name(ns, disk->disk_name, &disk->flags))
 		sprintf(disk->disk_name, "nvme%dn%d", ctrl->instance,
 			ns->head->instance);
-	ns->disk = disk;
 
 	if (nvme_update_ns_info(ns, id))
-		goto out_put_disk;
+		goto out_unlink_ns;
 
 	if ((ctrl->quirks & NVME_QUIRK_LIGHTNVM) && id->vs[0] == 0x1) {
 		if (nvme_nvm_register(ns, disk->disk_name, node)) {
 			dev_warn(ctrl->device, "LightNVM init failure\n");
-			goto out_put_disk;
+			goto out_unlink_ns;
 		}
 	}
This hunk will fail because of the now removed NVME_QUIRK_LIGHTNVM. The
last part of the patch  then can be removed to apply to linux-next.

  Luis
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