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-rw-r--r--drivers/nvme/host/pci.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
index 008c9eec437a..7508a0ae57ff 100644
--- a/drivers/nvme/host/pci.c
+++ b/drivers/nvme/host/pci.c
@@ -1855,8 +1855,16 @@ static void nvme_reset_work(struct work_struct *work)
if (result)
goto out;
- dev->ctrl.event_limit = NVME_NR_AEN_COMMANDS;
- queue_work(nvme_workq, &dev->async_work);
+ /*
+ * A controller that can not execute IO typically requires user
+ * intervention to correct. For such degraded controllers, the driver
+ * should not submit commands the user did not request, so skip
+ * registering for asynchronous event notification on this condition.
+ */
+ if (dev->online_queues > 1) {
+ dev->ctrl.event_limit = NVME_NR_AEN_COMMANDS;
+ queue_work(nvme_workq, &dev->async_work);
+ }
mod_timer(&dev->watchdog_timer, round_jiffies(jiffies + HZ));