Re: [PATCH 2/2] KVM: x86/mmu: Pass parameter flush as false in kvm_tdp_mmu_zap_collapsible_sptes()

Paolo Bonzini
2021-11-17T18:32:54Z

On 11/17/21 18:50, Ben Gardon wrote:
>> Since tlb flush has been done for legacy MMU before
>> kvm_tdp_mmu_zap_collapsible_sptes(), so the parameter flush
>> should be false for kvm_tdp_mmu_zap_collapsible_sptes().
>>
>> Fixes: e2209710ccc5d ("KVM: x86/mmu: Skip rmap operations if rmaps not allocated")
>> Signed-off-by: Hou Wenlong<houwenlong93@linux.alibaba.com>
> Haha, I'm glad we're thinking along similar lines. I just sent a patch
> yesterday to remove the flush parameter from that function entirely:
> https://lore.kernel.org/lkml/20211115234603.2908381-2-bgardon@google.com/
> I'll CC you on that patch.
>

And actually I had applied that before reading Sean's answer, so his
follow up is not needed anymore.

Paolo