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nvme: rename NVME_CTRL_RECONNECTING state to NVME_CTRL_CONNECTING 

In pci transport, this state is used to mark the initialization
process. This should be also used in other transports as well.

Signed-off-by: Max Gurtovoy <maxg@mellanox.com>
Reviewed-by: James Smart <james.smart@broadcom.com>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
This commit is contained in:
Max Gurtovoy 2018-01-31 18:31:24 +02:00 committed by Sagi Grimberg
parent a787739061
commit ad6a0a52e6
6 changed files with 25 additions and 24 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
drivers/nvme/host/core.c
View File

@ -265,7 +265,7 @@ bool nvme_change_ctrl_state(struct nvme_ctrl *ctrl,
switch (new_state) {
case NVME_CTRL_ADMIN_ONLY:
switch (old_state) {
case NVME_CTRL_RECONNECTING:
case NVME_CTRL_CONNECTING:
changed = true;
/* FALLTHRU */
default:
@ -276,7 +276,7 @@ bool nvme_change_ctrl_state(struct nvme_ctrl *ctrl,
switch (old_state) {
case NVME_CTRL_NEW:
case NVME_CTRL_RESETTING:
case NVME_CTRL_RECONNECTING:
case NVME_CTRL_CONNECTING:
changed = true;
/* FALLTHRU */
default:
@ -294,7 +294,7 @@ bool nvme_change_ctrl_state(struct nvme_ctrl *ctrl,
break;
}
break;
case NVME_CTRL_RECONNECTING:
case NVME_CTRL_CONNECTING:
switch (old_state) {
case NVME_CTRL_LIVE:
case NVME_CTRL_RESETTING:
@ -309,7 +309,7 @@ bool nvme_change_ctrl_state(struct nvme_ctrl *ctrl,
case NVME_CTRL_LIVE:
case NVME_CTRL_ADMIN_ONLY:
case NVME_CTRL_RESETTING:
case NVME_CTRL_RECONNECTING:
case NVME_CTRL_CONNECTING:
changed = true;
/* FALLTHRU */
default:
@ -2687,7 +2687,7 @@ static ssize_t nvme_sysfs_show_state(struct device *dev,
[NVME_CTRL_LIVE] = "live",
[NVME_CTRL_ADMIN_ONLY] = "only-admin",
[NVME_CTRL_RESETTING] = "resetting",
[NVME_CTRL_RECONNECTING]= "reconnecting",
[NVME_CTRL_CONNECTING] = "connecting",
[NVME_CTRL_DELETING] = "deleting",
[NVME_CTRL_DEAD] = "dead",
};

9
drivers/nvme/host/fabrics.h
View File

@ -171,13 +171,14 @@ static inline blk_status_t nvmf_check_init_req(struct nvme_ctrl *ctrl,
cmd->common.opcode != nvme_fabrics_command ||
cmd->fabrics.fctype != nvme_fabrics_type_connect) {
/*
* Reconnecting state means transport disruption, which can take
* a long time and even might fail permanently, fail fast to
* give upper layers a chance to failover.
* Connecting state means transport disruption or initial
* establishment, which can take a long time and even might
* fail permanently, fail fast to give upper layers a chance
* to failover.
* Deleting state means that the ctrl will never accept commands
* again, fail it permanently.
*/
if (ctrl->state == NVME_CTRL_RECONNECTING ||
if (ctrl->state == NVME_CTRL_CONNECTING ||
ctrl->state == NVME_CTRL_DELETING) {
nvme_req(rq)->status = NVME_SC_ABORT_REQ;
return BLK_STS_IOERR;

14
drivers/nvme/host/fc.c
View File

@ -532,7 +532,7 @@ nvme_fc_resume_controller(struct nvme_fc_ctrl *ctrl)
{
switch (ctrl->ctrl.state) {
case NVME_CTRL_NEW:
case NVME_CTRL_RECONNECTING:
case NVME_CTRL_CONNECTING:
/*
* As all reconnects were suppressed, schedule a
* connect.
@ -777,7 +777,7 @@ nvme_fc_ctrl_connectivity_loss(struct nvme_fc_ctrl *ctrl)
}
break;
case NVME_CTRL_RECONNECTING:
case NVME_CTRL_CONNECTING:
/*
* The association has already been terminated and the
* controller is attempting reconnects. No need to do anything
@ -1722,7 +1722,7 @@ done:
if (status &&
(blk_queue_dying(rq->q) ||
ctrl->ctrl.state == NVME_CTRL_NEW ||
ctrl->ctrl.state == NVME_CTRL_RECONNECTING))
ctrl->ctrl.state == NVME_CTRL_CONNECTING))
status |= cpu_to_le16(NVME_SC_DNR << 1);
if (__nvme_fc_fcpop_chk_teardowns(ctrl, op))
@ -2943,7 +2943,7 @@ nvme_fc_reconnect_or_delete(struct nvme_fc_ctrl *ctrl, int status)
unsigned long recon_delay = ctrl->ctrl.opts->reconnect_delay * HZ;
bool recon = true;
if (ctrl->ctrl.state != NVME_CTRL_RECONNECTING)
if (ctrl->ctrl.state != NVME_CTRL_CONNECTING)
return;
if (portptr->port_state == FC_OBJSTATE_ONLINE)
@ -2991,10 +2991,10 @@ nvme_fc_reset_ctrl_work(struct work_struct *work)
/* will block will waiting for io to terminate */
nvme_fc_delete_association(ctrl);
if (!nvme_change_ctrl_state(&ctrl->ctrl, NVME_CTRL_RECONNECTING)) {
if (!nvme_change_ctrl_state(&ctrl->ctrl, NVME_CTRL_CONNECTING)) {
dev_err(ctrl->ctrl.device,
"NVME-FC{%d}: error_recovery: Couldn't change state "
"to RECONNECTING\n", ctrl->cnum);
"to CONNECTING\n", ctrl->cnum);
return;
}
@ -3195,7 +3195,7 @@ nvme_fc_init_ctrl(struct device *dev, struct nvmf_ctrl_options *opts,
* transport errors (frame drop, LS failure) inherently must kill
* the association. The transport is coded so that any command used
* to create the association (prior to a LIVE state transition
* while NEW or RECONNECTING) will fail if it completes in error or
* while NEW or CONNECTING) will fail if it completes in error or
* times out.
*
* As such: as the connect request was mostly likely due to a

2
drivers/nvme/host/nvme.h
View File

@ -123,7 +123,7 @@ enum nvme_ctrl_state {
NVME_CTRL_LIVE,
NVME_CTRL_ADMIN_ONLY, /* Only admin queue live */
NVME_CTRL_RESETTING,
NVME_CTRL_RECONNECTING,
NVME_CTRL_CONNECTING,
NVME_CTRL_DELETING,
NVME_CTRL_DEAD,
};

8
drivers/nvme/host/pci.c
View File

@ -1141,7 +1141,7 @@ static bool nvme_should_reset(struct nvme_dev *dev, u32 csts)
/* If there is a reset/reinit ongoing, we shouldn't reset again. */
switch (dev->ctrl.state) {
case NVME_CTRL_RESETTING:
case NVME_CTRL_RECONNECTING:
case NVME_CTRL_CONNECTING:
return false;
default:
break;
@ -2288,12 +2288,12 @@ static void nvme_reset_work(struct work_struct *work)
nvme_dev_disable(dev, false);
/*
* Introduce RECONNECTING state from nvme-fc/rdma transports to mark the
* Introduce CONNECTING state from nvme-fc/rdma transports to mark the
* initializing procedure here.
*/
if (!nvme_change_ctrl_state(&dev->ctrl, NVME_CTRL_RECONNECTING)) {
if (!nvme_change_ctrl_state(&dev->ctrl, NVME_CTRL_CONNECTING)) {
dev_warn(dev->ctrl.device,
"failed to mark controller RECONNECTING\n");
"failed to mark controller CONNECTING\n");
goto out;
}

6
drivers/nvme/host/rdma.c
View File

@ -887,7 +887,7 @@ free_ctrl:
static void nvme_rdma_reconnect_or_remove(struct nvme_rdma_ctrl *ctrl)
{
/* If we are resetting/deleting then do nothing */
if (ctrl->ctrl.state != NVME_CTRL_RECONNECTING) {
if (ctrl->ctrl.state != NVME_CTRL_CONNECTING) {
WARN_ON_ONCE(ctrl->ctrl.state == NVME_CTRL_NEW ||
ctrl->ctrl.state == NVME_CTRL_LIVE);
return;
@ -973,7 +973,7 @@ static void nvme_rdma_error_recovery_work(struct work_struct *work)
blk_mq_unquiesce_queue(ctrl->ctrl.admin_q);
nvme_start_queues(&ctrl->ctrl);
if (!nvme_change_ctrl_state(&ctrl->ctrl, NVME_CTRL_RECONNECTING)) {
if (!nvme_change_ctrl_state(&ctrl->ctrl, NVME_CTRL_CONNECTING)) {
/* state change failure should never happen */
WARN_ON_ONCE(1);
return;
@ -1756,7 +1756,7 @@ static void nvme_rdma_reset_ctrl_work(struct work_struct *work)
nvme_stop_ctrl(&ctrl->ctrl);
nvme_rdma_shutdown_ctrl(ctrl, false);
if (!nvme_change_ctrl_state(&ctrl->ctrl, NVME_CTRL_RECONNECTING)) {
if (!nvme_change_ctrl_state(&ctrl->ctrl, NVME_CTRL_CONNECTING)) {
/* state change failure should never happen */
WARN_ON_ONCE(1);
return;