Messages in this thread | | | Date | Mon, 24 Aug 2020 17:19:33 +0200 | From | Greg KH <> | Subject | Re: [PATCH stable-5.8.y backport 1/2] KVM: Pass MMU notifier range flags to kvm_unmap_hva_range() |
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On Mon, Aug 24, 2020 at 12:30:47PM +0100, Will Deacon wrote: > commit fdfe7cbd58806522e799e2a50a15aee7f2cbb7b6 upstream. > > The 'flags' field of 'struct mmu_notifier_range' is used to indicate > whether invalidate_range_{start,end}() are permitted to block. In the > case of kvm_mmu_notifier_invalidate_range_start(), this field is not > forwarded on to the architecture-specific implementation of > kvm_unmap_hva_range() and therefore the backend cannot sensibly decide > whether or not to block. > > Add an extra 'flags' parameter to kvm_unmap_hva_range() so that > architectures are aware as to whether or not they are permitted to block. > > Cc: <stable@vger.kernel.org> # v5.8 only
This matched the 5.8 patch I had already, but I took it just to be safe, thanks :)
greg k-h
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