Re: [PATCH 5/5] opticon: Fix resume logic

From: Oliver Neukum
Date: Tue Oct 06 2009 - 17:11:59 EST


Am Dienstag, 6. Oktober 2009 17:06:57 schrieb Alan Cox:
> Opticon now takes the right mutex to check the port status but the status
> check is done wrongly for the modern serial code, so fix it.

As Alan Stern noticed, it seems like we have an ab-ba deadlock here
between open and resume regarding pm_mutex and port->mutex.

Regards
Oliver

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