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nvme: Don't allow to reset a reconnecting controller 

The reset operation is guaranteed to fail for all scenarios
but the esoteric case where in the last reconnect attempt
concurrent with the reset we happen to successfully reconnect.

We just deny initiating a reset if we are reconnecting.

Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Sagi Grimberg 2017-05-04 13:33:12 +03:00 committed by Christoph Hellwig
parent b282a88d91
commit c58bd1bf4d
1 changed files with 0 additions and 1 deletions
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drivers/nvme/host/core.c
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@ -157,7 +157,6 @@ bool nvme_change_ctrl_state(struct nvme_ctrl *ctrl,
switch (old_state) {
case NVME_CTRL_NEW:
case NVME_CTRL_LIVE:
case NVME_CTRL_RECONNECTING:
changed = true;
/* FALLTHRU */
default: