KVM: arm64: Move PC rollback on SError to HYP

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Instead of handling the "PC rollback on SError during HVC" at EL1 (which
requires disclosing PC to a potentially untrusted kernel), let's move
this fixup to ... fixup_guest_exit(), which is where we do all fixups.

Isn't that neat?

Signed-off-by: Marc Zyngier <maz@kernel.org>

...

This commit is contained in:

Marc Zyngier 2020-10-14 12:12:45 +01:00

parent cdb5e02ed1

commit defe21f49b

2 changed files with 15 additions and 17 deletions

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17

arch/arm64/kvm/handle_exit.c

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15

arch/arm64/kvm/hyp/include/hyp/switch.h

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