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(parent: d4060d2) | patch
nvme-multipath: reset bdev to ns head when failover
authorDaniel Wagner <dwagner@suse.de>
Mon, 3 May 2021 17:03:03 +0000 (19:03 +0200)
committerChristoph Hellwig <hch@lst.de>
Tue, 4 May 2021 07:39:23 +0000 (09:39 +0200)
commitce86dad222e9074d3ec174ec81cb463a770331b5
tree1fe8534498736515b24ad6719dece49bdd3cd760tree
parentd4060d2be1132596154f31f4d57976bd103e969dcommit | diff
nvme-multipath: reset bdev to ns head when failover

When a request finally completes in end_io() after it has failed over,
the bdev pointer can be stale and thus the system can crash. Set the
bdev back to ns head, so the request is map to an active path when
resubmitted.

Signed-off-by: Daniel Wagner <dwagner@suse.de>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Christoph Hellwig <hch@lst.de>
drivers/nvme/host/multipath.c diff | blob | history
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