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openhcl/openhcl_dma_manager: disallow lower vtl hypercall on hardware isolated platforms (#1542) #1549

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Merged
merged 1 commit into from
Jun 21, 2025

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This hypercall should not be used on hardware isolated platforms, as the hypervisor is untrusted. It shouldn't be used already today, but enforce it.

Cherry pick of (#1542)

… isolated platforms (microsoft#1542)

This hypercall should not be used on hardware isolated platforms, as the
hypervisor is untrusted. It shouldn't be used already today, but enforce
it.

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Co-authored-by: Steven Malis <smmalis37@gmail.com>
@chris-oo chris-oo requested a review from a team as a code owner June 19, 2025 18:47
@github-actions github-actions bot added the release_2505 Targets the release/2505 branch. label Jun 19, 2025
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@chris-oo chris-oo merged commit 9fa7fe2 into microsoft:release/2505 Jun 21, 2025
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@chris-oo chris-oo deleted the dma-disallow-2505 branch June 21, 2025 00:13
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