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List:       linux-kernel
Subject:    Re: [GIT PULL] x86/shstk change for v6.10
From:       Linus Torvalds <torvalds () linux-foundation ! org>
Date:       2024-05-14 2:38:13
Message-ID: CAHk-=wiAXOLja2AqBzPZE+k9DKX0wjBGKZT+m2DN_hariyA0Pw () mail ! gmail ! com
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On Mon, 13 May 2024 at 01:13, Ingo Molnar <mingo@kernel.org> wrote:
>
> Enable shadow stacks for x32.
>
> While we normally don't do such feature-enabling on 32-bit
> kernels anymore, this change is small, straightforward & tested on
> upstream glibc.

Color me confused.

  "feature-enabling on 32-bit kernels"

This is not for 32-bit kernels, as far as I can tell. This is just the
x32 user mode for x86-64 kernels.

Or am I missing something?

I've pulled this, but does anybody actually use x32? I feel like it
was a failed experiment. No?

              Linus

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