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| author |   Christoph Hellwig <hch@lst.de> | 2015-08-27 14:17:00 +0200 |
|---|---|---|
| committer |   James Bottomley <JBottomley@Odin.com> | 2015-08-28 13:14:57 -0700 |
| commit | e959ed9a44c5239863ca6db42cb37130bee3c7a3 (patch) | |
| tree | 248382f514a1eb44b910886488ae94e056890957 /tools/perf/scripts/python/call-graph-from-postgresql.py | |
| parent | scsi_dh: kill struct scsi_dh_data (diff) | |
| download | wireguard-linux-e959ed9a44c5239863ca6db42cb37130bee3c7a3.tar.xz wireguard-linux-e959ed9a44c5239863ca6db42cb37130bee3c7a3.zip | |
scsi_dh: add a common helper to get a scsi_device from a request_queue
And cleanup the various messy opencoded versions of this. Note that this
moves the sdev_state checks outside the queue_lock coverage, but as
we don't hold the lock over the activation they are only advisory anyway.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: James Bottomley <JBottomley@Odin.com>
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0 files changed, 0 insertions, 0 deletions