Re: [PATCHv6 00/16] x86: Enable Linear Address Space Separation support
From: Dave Hansen
Date: Fri Jun 20 2025 - 11:42:58 EST
On 6/20/25 06:53, Kirill A. Shutemov wrote:
> Linear Address Space Separation (LASS) is a security feature that intends to
> prevent malicious virtual address space accesses across user/kernel mode.
Most of the cover letter here reads like an Intel whitepaper. That's not
the worst thing in the world, but I think it glosses over one very
important point:
Had it been available, LASS alone would have mitigated Meltdown.
Could we say this up front in a prominent place, please?