[PATCH] arm64: scs: Work around full LTO issue with dynamic SCS
Will Deacon
will at kernel.org
Fri Jan 12 05:42:39 PST 2024
On Wed, 10 Jan 2024 14:26:20 +0100, Ard Biesheuvel wrote:
> From: Ard Biesheuvel <ardb at kernel.org>
>
> Full LTO takes the '-mbranch-protection=none' passed to the compiler
> when generating the dynamic shadow call stack patching code as a hint to
> stop emitting PAC instructions altogether. (Thin LTO appears unaffected
> by this)
>
> [...]
Applied to arm64 (for-next/core), thanks!
[1/1] arm64: scs: Work around full LTO issue with dynamic SCS
https://git.kernel.org/arm64/c/8c5a19cb17a7
Cheers,
--
Will
https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev
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