Re: [RFC PATCH 2/7] x86/entry: Add IST main stack

Linus Torvalds
2023-04-03T16:22:19Z

On Mon, Apr 3, 2023 at 7:05 AM Lai Jiangshan <jiangshanlai@gmail.com> wrote:
>
> diff --git a/Documentation/x86/kernel-stacks.rst b/Documentation/x86/kernel-stacks.rst
> index 6b0bcf027ff1..be89acf302da 100644
> --- a/Documentation/x86/kernel-stacks.rst
> +++ b/Documentation/x86/kernel-stacks.rst
> @@ -105,6 +105,8 @@ The currently assigned IST stacks are:
> middle of switching stacks. Using IST for MCE events avoids making
> assumptions about the previous state of the kernel stack.
>
> +* ESTACK_IST. bla bla
> +
> For more details see the Intel IA32 or AMD AMD64 architecture manuals.

Maybe the cover letter description could be used here, rather than the
"bla bla" placeholder?

Linus