NVMe drive is not detected after multiple hot plug operations
This document (000019625) is provided subject to the disclaimer at the end of this document.
This issue may occur on the following platforms:
Dell EMC PowerEdge R6515
Dell EMC PowerEdge R6525
Dell EMC PowerEdge C6515
Dell EMC PowerEdge R7515
Dell EMC PowerEdge R7525
[PATCH v4] PCI: pciehp: Fix MSI interrupt race
The issue could be worked around by following steps.
1. Read the Slot Status Register in the PCI Express Capability structure by running the following command:
Output: 0148 (value returned)
2. Clear the event bits that are impacted by running the following command:
3. Re-read the Slot Status Register to confirm that event bits are cleared by running the following command:
Output: 0040 (value returned)
4. Unplug the drive and then plug-in the drive after clearing the event bits.
Note: The output of each command could vary based on your system configuration.
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- Document ID:000019625
- Creation Date: 13-May-2020
- Modified Date:13-May-2020
- SUSE Linux Enterprise Server
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