Re: x86/amd late microcode thread loading slows down boot
From: Borislav Petkov
Date: Thu Nov 07 2024 - 10:31:04 EST
On Wed, Nov 06, 2024 at 06:50:12PM +0000, Andrew Cooper wrote:
> I recognise those symptoms.
>
> https://xenbits.xen.org/gitweb/?p=xen.git;a=commitdiff;h=f19a199281a23725beb73bef61eb8964d8e225ce
>
> We found it in Xen in 2019, and were instructed by AMD to insert a TLB
> flush immediately after patchloading.
Thanks for saving me some wild goose chasing...
Thomas, do you want a diff to try?
Thx.
--
Regards/Gruss,
Boris.
https://people.kernel.org/tglx/notes-about-netiquette