Subject: Re: [Bugme-new] [Bug 38102] New: BUG kmalloc-2048: Poison overwritten

From: Michael Büsch <[email-masked]>
Date: Mon, 4 Jul 2011 16:43:51 +0200

On Mon, 4 Jul 2011 16:27:26 +0200
Michael Büsch <[email-masked]> wrote:
> We do this in b43, which has exactly the same DMA engine.

(Ok, it turns out we don't do this in b43 (We only do it on the TX side).
 But that's a bug. We should do a wmb() on the RX side before advancing the
 descriptor ring pointer.)