Ping.
On 8/14/20 2:39 PM, Richard Henderson wrote:
> The architected pauth algorithm is quite slow without
> hardware support, and boot times for kernels that enable
> use of the feature have been significantly impacted.
>
> Version 1 blurb at
> https://lists.nongnu.org/archive/html/qemu-devel/2020-08/msg02172.html
> which contains larger study of the tradeoffs.
>
> Version 2 changes:
> * Use boolean properties, for qmp_query_cpu_model_expansion (drjones).
> * Move XXH64 implementation to xxhash.h (ajb).
> * Include a small cleanup to parsing the "sve" property
> that I noticed along the way.
>
> Version 3 changes:
> * Swap order of patches (drjones).
> * Add properties test case (drjones).
>
>
> r~
>
> Richard Henderson (3):
> target/arm: Implement an IMPDEF pauth algorithm
> target/arm: Add cpu properties to control pauth
> target/arm: Use object_property_add_bool for "sve" property
>
> include/qemu/xxhash.h | 82 ++++++++++++++++++++++++++++++++++
> target/arm/cpu.h | 25 +++++++++--
> target/arm/cpu.c | 13 ++++++
> target/arm/cpu64.c | 64 ++++++++++++++++++--------
> target/arm/monitor.c | 1 +
> target/arm/pauth_helper.c | 41 ++++++++++++++---
> tests/qtest/arm-cpu-features.c | 13 ++++++
> 7 files changed, 212 insertions(+), 27 deletions(-)
>
