Thread (26 messages) 26 messages, 6 authors, 2021-09-24

Re: [PATCH v3 2/3] driver core: fw_devlink: Add support for FWNODE_FLAG_NEEDS_CHILD_BOUND_ON_ADD

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From: Andrew Lunn <andrew@lunn.ch>
Date: 2021-09-22 12:53:23
Also in: linux-acpi, lkml

That goes back to Rafael's reply (and I agree):

"Also if the probe has already started, it may still return
-EPROBE_DEFER at any time in theory, so as a rule the dependency is
actually known to be satisfied when the probe has successfully
completed."

So waiting for the probe to finish is the right behavior/intentional
for fw_devlink.
But differs to how things actually work in the driver model. The
driver model does not care if a driver has finished probing, you can
use a resource as soon as it is registered. Hence this whole
problem/discussion.

	Andrew
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