Re: [PATCH v3 1/3] x86/cpu: Enable FSGSBASE early in cpu_init_exception_handling()
From: Dave Hansen
Date: Wed Mar 18 2026 - 12:10:51 EST
On 3/18/26 08:39, Borislav Petkov wrote:
> On Wed, Mar 18, 2026 at 06:54:46AM -0700, Sohil Mehta wrote:
>> It would be more accurate to say ".. before any exceptions that uses
>> paranoid_entry() can occur.."
>>
>> I think early exceptions such #VC can still occur and the
>> bringup_idt_table is set up to handle those.
> I really don't understand what the splitting of hairs is supposed to bring
> here?!
>
> The commit message is more than clear and overly detailed - I even thought of
> shortening it because it went too long...
Yeah, while Sohil's suggested addition is technically correct, the
suggestion is a _bit_ too detailed for my taste. I'm OK leaving it like
Nikunj's original version.