Re: [PATCH v2] x86/CPU: convert vendor hook invocations to altcall

2024-02-02 Thread Jan Beulich
On 02.02.2024 13:13, Andrew Cooper wrote: > On 23/01/2024 11:00 am, Jan Beulich wrote: >> While not performance critical, these hook invocations still want >> converting: This way all pre-filled struct cpu_dev instances can become >> __initconst_cf_clobber, thus allowing to eliminate further 8

Re: [PATCH v2] x86/CPU: convert vendor hook invocations to altcall

2024-02-02 Thread Andrew Cooper
On 23/01/2024 11:00 am, Jan Beulich wrote: > While not performance critical, these hook invocations still want > converting: This way all pre-filled struct cpu_dev instances can become > __initconst_cf_clobber, thus allowing to eliminate further 8 ENDBR > during the 2nd phase of alternatives

[PATCH v2] x86/CPU: convert vendor hook invocations to altcall

2024-01-23 Thread Jan Beulich
While not performance critical, these hook invocations still want converting: This way all pre-filled struct cpu_dev instances can become __initconst_cf_clobber, thus allowing to eliminate further 8 ENDBR during the 2nd phase of alternatives patching (besides moving previously resident data to