[PATCH 0/7] KVM: arm64: trap fixes and cleanup
Marc Zyngier
maz at kernel.org
Thu Jun 19 05:36:58 PDT 2025
On Tue, 17 Jun 2025 14:37:11 +0100, Mark Rutland wrote:
> This series fixes some issues with the way KVM manages traps in VHE
> mode, with some cleanups/simplifications atop.
>
> Patch 1 fixes a theoretical issue with debug register manipulation,
> which has been around forever. This was found by inspection while
> working on other fixes.
>
> [...]
Applied to fixes, thanks!
[1/7] KVM: arm64: VHE: Synchronize restore of host debug registers
commit: cade3d57e456e69f67aa9894bf89dc8678796bb7
[2/7] KVM: arm64: VHE: Synchronize CPTR trap deactivation
commit: 257d0aa8e2502754bc758faceceb6ff59318af60
[3/7] KVM: arm64: Reorganise CPTR trap manipulation
commit: e62dd507844fa47f0fdc29f3be5a90a83f297820
[4/7] KVM: arm64: Remove ad-hoc CPTR manipulation from fpsimd_sve_sync()
commit: 59e6e101a6fa542a365dd5858affd18ba3e84cb8
[5/7] KVM: arm64: Remove ad-hoc CPTR manipulation from kvm_hyp_handle_fpsimd()
commit: 186b58bacd74d9b7892869f7c7d20cf865a3c237
[6/7] KVM: arm64: Remove cpacr_clear_set()
commit: 3a300a33e4063fb44c7887bec3aecd2fd6966df8
[7/7] KVM: arm64: VHE: Centralize ISBs when returning to host
commit: 04c5355b2a94ff3191ce63ab035fb7f04d036869
Cheers,
M.
--
Without deviation from the norm, progress is not possible.
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