Re: 5.1-rc1: mpt init crash in scsi_map_dma, dma_4v_map_sg on sparc64

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On Thu, Apr 04, 2019 at 10:11:43AM +0300, Meelis Roos wrote:
> > I think this might have been this commit:
> > 
> > commit 24132a419c68f1d69eb8ecc91b3c80d730ecbb59
> > Author: Christoph Hellwig <hch@xxxxxx>
> > Date:   Fri Feb 15 09:30:28 2019 +0100
> > 
> >      sparc64/pci_sun4v: allow large DMA masks
> > 
> > the patch below adds a few missing checks and hopefully should fix
> > your problem.  If not can you try to revert the commit to check if
> > my theory was correct to start with?
> Yes, reverting this commit makes my T1000 boot.

Does the patch attached to the last mail work as well?



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