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Re: [for-4.15][PATCH v2 1/5] xen/x86: p2m: Don't map the special pages in the IOMMU page-tables

On 15/02/2021 13:14, Jan Beulich wrote:
On 15.02.2021 13:54, Julien Grall wrote:
On 15/02/2021 12:36, Jan Beulich wrote:
On 15.02.2021 12:38, Julien Grall wrote:
Given this series needs to go in 4.15 (we would introduce a 0-day
otherwise), could you clarify whether your patch [1] is intended to
replace this one in 4.15?

Yes, that or a cut down variant (simply moving the invocation of
set_mmio_p2m_entry()). The more that there the controversy
continued regarding the adjustment to p2m_get_iommu_flags(). I
did indicate there that I've dropped it for v2.

Do you have a link to v2? I would like to try with my series.

I didn't post it yet, as I didn't consider the v1 discussion
settled so far. The intermediate version I have at present is

Thanks! I will drop patch #1 from my series and resend it.


Julien Grall



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