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Subject: Re: [BISECTED REGRESSION] b43legacy broken on G4 PowerBook
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Larry Finger <Larry.Finger@lwfinger.net>, Christoph Hellwig <hch@lst.de>
Date: Wed, 12 Jun 2019 08:46:30 +1000
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On Tue, 2019-06-11 at 17:20 -0500, Larry Finger wrote:
> b43-pci-bridge 0001:11:00.0: dma_direct_supported: failed (mask =
> 0x3fffffff, 
> min_mask = 0x5ffff000/0x5ffff000, dma bits = 0x1f

Ugh ? A mask with holes in it ? That's very wrong... That min_mask is
bogus.

Ben.