Messages in this thread | | | Date | Thu, 5 Oct 2023 11:32:22 +0200 | From | Greg KH <> | Subject | Re: [RESEND PATCH] driver core: Clear FWNODE_FLAG_LINKS_ADDED in device_links_purge() |
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On Wed, Sep 27, 2023 at 10:30:10AM +0800, Zhenhua Huang wrote: > Flag FWNODE_FLAG_LINKS_ADDED stops fwnode links creation. Current kernel > only adds it once after fwnode links creation in fw_devlink_parse_fwnode(). > After that even device links being purged, the flag will not be cleared. > > Fwnode links are converted to device links and will not be added back > forever in normal case. Essentially if a device is registered and > unregisted (also deleted) before it is probed (due to missing fwlink > dependencies, abort in device_links_check_suppliers), the fwlink is not > setup next when device is newly created again. This means the probe gets > called without meeting all dependencies. > > It usuallly happens in the case of a glue driver.
What exact glue driver is causing this to happen? Why can't we fix that up instead?
thanks,
greg k-h
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