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Subject: Re: [PATCH] powerpc/iommu: use iommu_num_pages() to calculate the
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To: Wei Yang <weiyang@linux.vnet.ibm.com>
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On Thu, 2015-10-01 at 07:50 +0800, Wei Yang wrote:
> Hmm... some comments on this one? like it or not?

It sounds like it's fixing a bug, but you don't really say. Have you seen this
fail in the wild?

Which commit introduced the breakage?

cheers