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cam: add xpt_path_device to return device_t associated with a path
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Authored by imp on Jun 21 2021, 7:01 PM.

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Summary

Return the device associated with the sim's bus when it called
xpt_bus_register, if any. Most real SIMs in the tree set this device,
but some virtual ones do not have a device_t assocaited with them.

Sponsored by: Netflix

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rG FreeBSD src repository
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imp requested review of this revision.Jun 21 2021, 7:01 PM
This revision is now accepted and ready to land.Jun 23 2021, 6:45 PM

I've just thought that struct cam_path has own device field. So the function name is confusing.

In D30853#694698, @mav wrote:

I've just thought that struct cam_path has own device field. So the function name is confusing.

I'll change to xpt_path_sim_device().