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nvmf: add reservation information to each subsystem's poll group

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Change-Id: Idcbc3053daf756c818ae3715b4ba0cbd91ed3d44
Signed-off-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/446212
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
This commit is contained in:
Changpeng Liu 2019-03-01 00:12:55 -05:00 committed by Jim Harris
parent 2099401e94
commit d11aa87320
2 changed files with 15 additions and 1 deletions
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8
lib/nvmf/nvmf.c
View File

@ -947,6 +947,14 @@ poll_group_update_subsystem(struct spdk_nvmf_poll_group *group,
} else {
/* A namespace was present before and didn't change. */
}
if (ns == NULL) {
memset(&sgroup->ns_info[i], 0, sizeof(struct spdk_nvmf_subsystem_pg_ns_info));
} else if (ns->rtype && ns->holder) {
sgroup->ns_info[i].crkey = ns->crkey;
sgroup->ns_info[i].rtype = ns->rtype;
sgroup->ns_info[i].hostid = ns->holder->hostid;
}
}
return 0;

8
lib/nvmf/nvmf_internal.h
View File

@ -113,7 +113,13 @@ struct spdk_nvmf_transport_poll_group {
};
struct spdk_nvmf_subsystem_pg_ns_info {
struct spdk_io_channel *channel;
struct spdk_io_channel *channel;
/* current reservation key, no reservation if the value is 0 */
uint64_t crkey;
/* reservation type */
enum spdk_nvme_reservation_type rtype;
/* Host ID which holds the reservation */
struct spdk_uuid hostid;
};
struct spdk_nvmf_subsystem_poll_group {