arm64: rsi: Map unprotected MMIO as decrypted

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Instead of marking every MMIO as shared, check if the given region is
"Protected" and apply the permissions accordingly.

Reviewed-by: Gavin Shan <gshan@redhat.com>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Steven Price <steven.price@arm.com>
Link: https://lore.kernel.org/r/20241017131434.40935-6-steven.price@arm.com
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>

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Suzuki K Poulose 2024-10-17 14:14:28 +01:00 • committed by Catalin Marinas

parent 3715894376

commit 3c6c706139

1 changed files with 15 additions and 0 deletions

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arch/arm64/kernel/rsi.c

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