On 01/12/2021 08:23, Jan Beulich wrote:
> On 26.11.2021 22:22, Andrew Cooper wrote:
>> Microcode loading is not a fastpath, but there are control flow security
>> benefits from using altcall()'s hardening side effect.
>>
>> Convert the existing microcode_ops pointer into a __read_mostly structure,
>> and
>> move {amd,intel}_ucode_ops into __initdata_cf_clobber.
>>
>> Signed-off-by: Andrew Cooper <andrew.coop...@citrix.com>
> Again subject to the resolution of the const aspect and perhaps
> with __read_mostly converted to __ro_after_init (assuming its
> introduction goes in first)
> Reviewed-by: Jan Beulich <jbeul...@suse.com>
Thanks.
Given how simple __ro_after_init was, it would be preferable to get that
in first, than to go around patching these a second time.
~Andrew
