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Re: [PATCH v4 4/9] target/arm: Don't change pauth features when changing
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From: |
Peter Maydell |
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Subject: |
Re: [PATCH v4 4/9] target/arm: Don't change pauth features when changing algorithm |
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Date: |
Tue, 29 Aug 2023 14:05:57 +0100 |
On Tue, 22 Aug 2023 at 05:27, Richard Henderson
<richard.henderson@linaro.org> wrote:
>
> We have cpu properties to adjust the pauth algorithm for the
> purpose of speed of emulation. Retain the set of pauth features
> supported by the cpu even as the algorithm changes.
>
> This already affects the neoverse-v1 cpu, which has FEAT_EPAC.
>
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
> ---
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
thanks
-- PMM
- [PATCH v4 0/9] Implement Most ARMv8.3 Pointer Authentication Features, Richard Henderson, 2023/08/22
- [PATCH v4 2/9] target/arm: Add ID_AA64ISAR2_EL1, Richard Henderson, 2023/08/22
- [PATCH v4 1/9] tests/tcg/aarch64: Adjust pauth tests for FEAT_FPAC, Richard Henderson, 2023/08/22
- [PATCH v4 3/9] target/arm: Add feature detection for FEAT_Pauth2 and extensions, Richard Henderson, 2023/08/22
- [PATCH v4 4/9] target/arm: Don't change pauth features when changing algorithm, Richard Henderson, 2023/08/22
- Re: [PATCH v4 4/9] target/arm: Don't change pauth features when changing algorithm,
Peter Maydell <=
- [PATCH v4 6/9] target/arm: Implement FEAT_EPAC, Richard Henderson, 2023/08/22
- [PATCH v4 5/9] target/arm: Implement FEAT_PACQARMA3, Richard Henderson, 2023/08/22
- [PATCH v4 7/9] target/arm: Implement FEAT_Pauth2, Richard Henderson, 2023/08/22
- [PATCH v4 8/9] targer/arm: Inform helpers whether a PAC instruction is 'combined', Richard Henderson, 2023/08/22
- [PATCH v4 9/9] target/arm: Implement FEAT_FPAC and FEAT_FPACCOMBINE, Richard Henderson, 2023/08/22
- Re: [PATCH v4 0/9] Implement Most ARMv8.3 Pointer Authentication Features, Peter Maydell, 2023/08/22