[PATCH 0/2] arm64: Taint the kernel on different GMID_EL1.BS
Will Deacon
will at kernel.org
Tue May 25 11:58:46 PDT 2021
On Tue, 11 May 2021 19:23:20 +0100, Catalin Marinas wrote:
> The GMID_EL1.BS field determines the number of tags accessed by
> STGM/LDGM. While I haven't heard of a system where this field differs
> across CPUs in a system, it's better to check.
>
> In addition, "upgrade" the sysreg storage in struct cpuinfo_arm64 to
> u64.
>
> [...]
Applied to arm64 (for-next/cpufeature), thanks!
[1/2] arm64: Change the cpuinfo_arm64 member type for some sysregs to u64
https://git.kernel.org/arm64/c/0f7b586f8fe7
[2/2] arm64: Check if GMID_EL1.BS is the same on all CPUs
https://git.kernel.org/arm64/c/71b7566d3fd6
Cheers,
--
Will
https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev
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