Commit e39b4d6c authored by Changpeng Liu's avatar Changpeng Liu Committed by Jim Harris
Browse files

nvmf: set controller/namespace identify data to enable reservation 



Persist through power loss feature is not supported for now.

Change-Id: Id2a5088389dc28b9d28d88c04ff819d20ea11902
Signed-off-by: default avatarChangpeng Liu <changpeng.liu@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/436940


Tested-by: default avatarSPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: default avatarJim Harris <james.r.harris@intel.com>
Reviewed-by: default avatarBen Walker <benjamin.walker@intel.com>
parent 4b55682e

lib/nvmf/ctrlr.c

+1 −0
Original line number Diff line number Diff line
@@ -1532,6 +1532,7 @@ spdk_nvmf_ctrlr_identify_ctrlr(struct spdk_nvmf_ctrlr *ctrlr, struct spdk_nvme_c 


		cdata->oncs.dsm = spdk_nvmf_ctrlr_dsm_supported(ctrlr);

		cdata->oncs.write_zeroes = spdk_nvmf_ctrlr_write_zeroes_supported(ctrlr);

		cdata->oncs.reservations = 1;



		SPDK_DEBUGLOG(SPDK_LOG_NVMF, "ext ctrlr data: ioccsz 0x%x\n",

			      cdata->nvmf_specific.ioccsz);

lib/nvmf/ctrlr_bdev.c

+8 −0
Original line number Diff line number Diff line
@@ -144,6 +144,14 @@ spdk_nvmf_bdev_ctrlr_identify_ns(struct spdk_nvmf_ns *ns, struct spdk_nvme_ns_da 
	}

	nsdata->noiob = spdk_bdev_get_optimal_io_boundary(bdev);

	nsdata->nmic.can_share = 1;

	nsdata->nsrescap.rescap.persist = 0; /* TODO: don't support for now */

	nsdata->nsrescap.rescap.write_exclusive = 1;

	nsdata->nsrescap.rescap.exclusive_access = 1;

	nsdata->nsrescap.rescap.write_exclusive_reg_only = 1;

	nsdata->nsrescap.rescap.exclusive_access_reg_only = 1;

	nsdata->nsrescap.rescap.write_exclusive_all_reg = 1;

	nsdata->nsrescap.rescap.exclusive_access_all_reg = 1;

	nsdata->nsrescap.rescap.ignore_existing_key = 1;



	SPDK_STATIC_ASSERT(sizeof(nsdata->nguid) == sizeof(ns->opts.nguid), "size mismatch");

	memcpy(nsdata->nguid, ns->opts.nguid, sizeof(nsdata->nguid));