[PATCH v4 0/3] KVM: arm64: Fixes for parallel faults series

Marc Zyngier maz at kernel.org
Tue Nov 22 05:09:06 PST 2022


On Fri, 18 Nov 2022 18:22:19 +0000, Oliver Upton wrote:
> Small set of fixes for the parallel faults series. Most importantly,
> stop taking the RCU read lock for walking hyp stage-1. For the sake of
> consistency, take a pointer to kvm_pgtable_walker in
> kvm_dereference_pteref() as well.
> 
> Tested on an Ampere Altra system with kvm-arm.mode={nvhe,protected} and
> lockdep. Applies on top of the parallel faults series picked up last
> week.
> 
> [...]

Applied to next, thanks!

[1/3] KVM: arm64: Take a pointer to walker data in kvm_dereference_pteref()
      commit: 3a5154c723ba5ceb9ce374a7307e03263c03fd29
[2/3] KVM: arm64: Don't acquire RCU read lock for exclusive table walks
      commit: b7833bf202e3068abb77c642a0843f696e9c8d38
[3/3] KVM: arm64: Reject shared table walks in the hyp code
      commit: 5e806c5812e8012a83496cf96bdba266b3aec428

Cheers,

	M.
-- 
Without deviation from the norm, progress is not possible.





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