Messages in this thread | | | From | Sami Tolvanen <> | Date | Mon, 21 Oct 2019 15:39:50 -0700 | Subject | Re: [PATCH 14/18] arm64: efi: restore x18 if it was corrupted |
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On Sun, Oct 20, 2019 at 11:20 PM Ard Biesheuvel <ard.biesheuvel@linaro.org> wrote: > You'll have to elaborate a bit here and explain that this is > sufficient, given that we run EFI runtime services with interrupts > enabled.
I can add a note about this in v2. This is called with preemption disabled and we have a separate interrupt shadow stack, so as far as I can tell, this should be sufficient. Did you have concerns about this?
Sami
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