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| author | Sagi Grimberg <sagi@grimberg.me> | 2017-09-21 17:01:37 +0300 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2017-09-25 12:42:11 -0600 |
| commit | 0a960afd60d02808c7f7f36d4aa8a2e07045e1e9 (patch) | |
| tree | 595bbd5401dd60817b57e36f1a457eae9786202f /drivers/nvme | |
| parent | 1a40d97288c6ffea9b355139e88fa62f0e5439f7 (diff) | |
| download | linux-0a960afd60d02808c7f7f36d4aa8a2e07045e1e9.tar.gz linux-0a960afd60d02808c7f7f36d4aa8a2e07045e1e9.tar.bz2 linux-0a960afd60d02808c7f7f36d4aa8a2e07045e1e9.zip | |
nvme-rdma: give up reconnect if state change fails
If we failed to transition to state LIVE after a successful reconnect,
then controller deletion already started. In this case there is no
point moving forward with reconnect.
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/nvme')
| -rw-r--r-- | drivers/nvme/host/rdma.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/nvme/host/rdma.c b/drivers/nvme/host/rdma.c index 58983000964b..8441f6b3f617 100644 --- a/drivers/nvme/host/rdma.c +++ b/drivers/nvme/host/rdma.c @@ -942,7 +942,12 @@ static void nvme_rdma_reconnect_ctrl_work(struct work_struct *work) } changed = nvme_change_ctrl_state(&ctrl->ctrl, NVME_CTRL_LIVE); - WARN_ON_ONCE(!changed); + if (!changed) { + /* state change failure is ok if we're in DELETING state */ + WARN_ON_ONCE(ctrl->ctrl.state != NVME_CTRL_DELETING); + return; + } + ctrl->ctrl.nr_reconnects = 0; nvme_start_ctrl(&ctrl->ctrl); |