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SubjectRe: [PATCH 3/3] fs/core/vmcore: Move sev_active() reference to x86 arch code
On Fri, Jul 12, 2019 at 04:51:53PM +0200, Halil Pasic wrote:
> Thank you very much! I will have another look, but it seems to me,
> without further measures taken, this would break protected virtualization
> support on s390. The effect of the che for s390 is that
> force_dma_unencrypted() will always return false instead calling into
> the platform code like it did before the patch, right?
> Should I send a Fixes: e67a5ed1f86f "dma-direct: Force unencrypted DMA
> under SME for certain DMA masks" (Tom Lendacky, 2019-07-10) patch that
> rectifies things for s390 or how do we want handle this?

Yes, please do. I hadn't noticed the s390 support had landed in
mainline already.

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