Re: [PATCH 0/3] arm64: Unconditionally compile LSE/PAN/EPAN support

Will Deacon
2026-01-22T17:00:08Z

On Wed, 07 Jan 2026 18:06:58 +0000, Marc Zyngier wrote:
> FEAT_LSE and FEAT_PAN have been around for a *very* long time (ARMv8.1
> was published 11 years ago), and it is about time we enable these by
> default. The additional text is very small, the advantages pretty
> large in terms of performance (LSE) and security (PAN), and it is very
> hard to find a semi-modern machine that doesn't have these (even the
> RPi5 is ARMv8.2...).
>
> [...]

Applied first two to arm64 (for-next/cpufeature), thanks!

[1/3] arm64: Unconditionally enable LSE support
https://git.kernel.org/arm64/c/6191b25d8bd9
[2/3] arm64: Unconditionally enable PAN support
https://git.kernel.org/arm64/c/018a231b0260

Cheers,
--
Will