diff options
| author | Hannes Reinecke <hare@kernel.org> | 2025-04-03 09:19:29 +0200 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2025-04-07 16:26:50 +0200 |
| commit | 9546ad1a9bda7362492114f5866b95b0ac4a100e (patch) | |
| tree | 618a2f4db6f009e22105b49351757f1735ac8942 /drivers/nvme/host/core.c | |
| parent | 72070e57b0a518ec8e562a2b68fdfc796ef5c040 (diff) | |
nvme: requeue namespace scan on missed AENs
Scanning for namespaces can take some time, so if the target is
reconfigured while the scan is running we may miss a Attached Namespace
Attribute Changed AEN.
Check if the NVME_AER_NOTICE_NS_CHANGED bit is set once the scan has
finished, and requeue scanning to pick up any missed change.
Signed-off-by: Hannes Reinecke <hare@kernel.org>
Reviewed-by: Keith Busch <kbusch@kernel.org>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'drivers/nvme/host/core.c')
| -rw-r--r-- | drivers/nvme/host/core.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index cc23035148b4..dc298de76de1 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -4295,6 +4295,10 @@ static void nvme_scan_work(struct work_struct *work) nvme_scan_ns_sequential(ctrl); } mutex_unlock(&ctrl->scan_lock); + + /* Requeue if we have missed AENs */ + if (test_bit(NVME_AER_NOTICE_NS_CHANGED, &ctrl->events)) + nvme_queue_scan(ctrl); } /* |