Thread (13 messages) 13 messages, 4 authors, 2010-03-18

Re: BUG in dma-mapping.h:218 // MESH SCSI driver not working

From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Date: 2009-07-29 23:32:44

On Wed, 2009-07-29 at 20:22 +0200, Stef Simoens wrote:
2.6.29 works OK
2.6.30-rc1 doesn't work (BUG...)
2.6.30-rc1 with your patch ... seems to hang when it should be
mounting the root directory.

Is it worthwhile doing a git bisect?
It probably is, since it should work with my patch, so something else
changed, maybe in the SCSI stack.

One thing I know is that the MESH HW has "issues" that make it very
sensitive to alignment DMA buffers, it's possible that the SCSI stack no
longer aligns some stuff ?

Cheers,
Ben.
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