KVM: arm64: Intercept host's SYSTEM_SUSPEND PSCI SMCs

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Add a handler of SYSTEM_SUSPEND host PSCI SMCs. The semantics are
equivalent to CPU_SUSPEND, typically called on the last online CPU.
Reuse the same entry point and boot args struct as CPU_SUSPEND.

Signed-off-by: David Brazdil <dbrazdil@google.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20201202184122.26046-24-dbrazdil@google.com

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David Brazdil 2020-12-02 18:41:19 +00:00 • committed by Marc Zyngier

parent abf16336dd

commit d945f8d9ec

2 changed files with 27 additions and 1 deletions

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arch/arm64/kvm/hyp/nvhe/hyp-init.S

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26

arch/arm64/kvm/hyp/nvhe/psci-relay.c

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