On Wed, Jun 24, 2020 at 01:41:26PM +0200, Andrzej Hajda wrote:
> In case of error during resource acquisition driver should print error
> message only in case it is not deferred probe, using probe_err helper
> solves the issue. Moreover it records defer probe reason for debugging.

If we silently ignore all deferred probe errors we make it hard for
anyone who is experiencing issues with deferred probe to figure out what
they're missing.  We should at least be logging problems at debug level
so there's something for people to go on without having to hack the
kernel source.