diff options
| author | Max Gurtovoy <maxg@mellanox.com> | 2018-01-31 19:31:25 +0300 |
|---|---|---|
| committer | Sagi Grimberg <sagi@grimberg.me> | 2018-02-08 19:35:53 +0300 |
| commit | b754a32c66772e6510acd92237aadd4cf227ae39 (patch) | |
| tree | cf770175ac62bb3dc87a57d8e061d9e13cb1c268 /drivers/nvme | |
| parent | ad6a0a52e6de3d1161b7999c7903db906ba4cf79 (diff) | |
| download | linux-b754a32c66772e6510acd92237aadd4cf227ae39.tar.xz | |
nvme-rdma: use NVME_CTRL_CONNECTING state to mark init process
In order to avoid concurrent error recovery during initialization
process (allowed by the NVME_CTRL_NEW --> NVME_CTRL_RESETTING transition)
we must mark the ctrl as CONNECTING before initial connection
establisment.
Signed-off-by: Max Gurtovoy <maxg@mellanox.com>
Reviewed-by: James Smart <james.smart@broadcom.com>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Diffstat (limited to 'drivers/nvme')
| -rw-r--r-- | drivers/nvme/host/core.c | 1 | ||||
| -rw-r--r-- | drivers/nvme/host/rdma.c | 3 |
2 files changed, 4 insertions, 0 deletions
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index 1033de4136e0..86dca2919e19 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -296,6 +296,7 @@ bool nvme_change_ctrl_state(struct nvme_ctrl *ctrl, break; case NVME_CTRL_CONNECTING: switch (old_state) { + case NVME_CTRL_NEW: case NVME_CTRL_LIVE: case NVME_CTRL_RESETTING: changed = true; diff --git a/drivers/nvme/host/rdma.c b/drivers/nvme/host/rdma.c index 050eaa24cc7d..5e2cc4f0d207 100644 --- a/drivers/nvme/host/rdma.c +++ b/drivers/nvme/host/rdma.c @@ -1942,6 +1942,9 @@ static struct nvme_ctrl *nvme_rdma_create_ctrl(struct device *dev, if (!ctrl->queues) goto out_uninit_ctrl; + changed = nvme_change_ctrl_state(&ctrl->ctrl, NVME_CTRL_CONNECTING); + WARN_ON_ONCE(!changed); + ret = nvme_rdma_configure_admin_queue(ctrl, true); if (ret) goto out_kfree_queues; |