Re: [PATCH v5 3/7] x86/fpu/xstate: Differentiate default features for host and guest FPUs

[Chao Gao <chao.gao@xxxxxxxxx>]

On Thu, May 01, 2025 at 07:24:25AM -0700, Chang S. Bae wrote:
>On 4/10/2025 12:24 AM, Chao Gao wrote:
>> 
>> +struct vcpu_fpu_config guest_default_cfg __ro_after_init;
>
>I just noticed that the patch set is missing the initialization of
>guest_default_cfg.size = size (or legacy_size) in the following functions:
>
>   fpu__init_system_xstate_size_legacy()
>   fpu__init_disable_system_xstate()
>
>Without that, it looks buggy when XSAVE is either unavailable or disabled.

Good catch. Will fix them.