nvmet: add support for FDP in fabrics passthru path

nj-shetty · Christoph Hellwig · commit c71fc0f457ca · 2025-07-31T06:35:43.000-07:00
Add support for admin_get_feature FDP(0x1d) feature id, thus enabling
FDP at the initiator side for the target controller and namespaces
attached to it.

Signed-off-by: Nitesh Shetty &lt;nj.shetty@samsung.com&gt;
Signed-off-by: Christoph Hellwig &lt;hch@lst.de&gt;
diff --git a/drivers/nvme/target/passthru.c b/drivers/nvme/target/passthru.c
@@ -533,6 +533,8 @@ u16 nvmet_parse_passthru_admin_cmd(struct nvmet_req *req)
 		case NVME_FEAT_HOST_ID:
 			req->execute = nvmet_execute_get_features;
 			return NVME_SC_SUCCESS;
+		case NVME_FEAT_FDP:
+			return nvmet_setup_passthru_command(req);
 		default:
 			return nvmet_passthru_get_set_features(req);
 		}

Original file line number	Diff line number	Diff line change
`@@ -533,6 +533,8 @@ u16 nvmet_parse_passthru_admin_cmd(struct nvmet_req *req)`
`533`	`533`	`case NVME_FEAT_HOST_ID:`
`534`	`534`	`req->execute = nvmet_execute_get_features;`
`535`	`535`	`return NVME_SC_SUCCESS;`
	`536`	`+ case NVME_FEAT_FDP:`
	`537`	`+ return nvmet_setup_passthru_command(req);`
`536`	`538`	`default:`
`537`	`539`	`return nvmet_passthru_get_set_features(req);`
`538`	`540`	`}`