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nvmf: Move the check of NVMe remove from session layer to subsystem layer.

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Change-Id: Icf2f7122c9af0cd6420384c93813d2e79ed9c69e
Signed-off-by: Cunyin Chang <cunyin.chang@intel.com>
This commit is contained in:
Cunyin Chang 2017-03-27 20:58:25 +08:00 committed by Daniel Verkamp
parent 95487138e3
commit bee8c04a4b
2 changed files with 25 additions and 7 deletions
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7
lib/nvmf/session.c
View File

@ -638,13 +638,6 @@ spdk_nvmf_session_poll(struct spdk_nvmf_session *session)
SPDK_ERRLOG("Transport poll failed for conn %p; closing connection\n", conn);
spdk_nvmf_session_disconnect(conn);
}
if (subsys->subtype == SPDK_NVMF_SUBTYPE_NVME) {
if (subsys->is_removed && conn->transport->conn_is_idle(conn)) {
if (subsys->ops->detach) {
subsys->ops->detach(subsys);
}
}
}
}
return 0;

25
lib/nvmf/subsystem.c
View File

@ -128,6 +128,25 @@ spdk_nvmf_subsystem_start(struct spdk_nvmf_subsystem *subsystem)
return subsystem->ops->attach(subsystem);
}
static bool
nvmf_subsystem_removable(struct spdk_nvmf_subsystem *subsystem)
{
struct spdk_nvmf_session *session;
struct spdk_nvmf_conn *conn;
if (subsystem->is_removed) {
TAILQ_FOREACH(session, &subsystem->sessions, link) {
TAILQ_FOREACH(conn, &session->connections, link) {
if (!conn->transport->conn_is_idle(conn)) {
return false;
}
}
}
return true;
}
return false;
}
void
spdk_nvmf_subsystem_poll(struct spdk_nvmf_subsystem *subsystem)
{
@ -142,6 +161,12 @@ spdk_nvmf_subsystem_poll(struct spdk_nvmf_subsystem *subsystem)
/* For each connection in the session, check for completions */
spdk_nvmf_session_poll(session);
}
if (nvmf_subsystem_removable(subsystem)) {
if (subsystem->ops->detach) {
subsystem->ops->detach(subsystem);
}
}
}
static bool