Re: RCU stall in af_unix.c, should use spin_lock_irqsave?

From: Hannes Frederic Sowa
Date: Tue Oct 21 2014 - 06:09:03 EST


On Di, 2014-10-21 at 10:03 +0200, Thomas Petazzoni wrote:
> So, the question is: is this patch the correct solution (but then other
> usage of spin_lock in af_unix.c might also need fixing) ? Or is the
> network driver at fault?

It feels like a false positive. Do you see one core spinning tightly on
a lock? Does the system get unusable?

Bye,
Hannes


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/