Excerpts from Paolo Bonzini's message of June 25, 2021 1:35 am:
> On 24/06/21 14:57, Nicholas Piggin wrote:
>> KVM: Fix page ref underflow for regions with valid but non-refcounted pages
>
> It doesn't really fix the underflow, it disallows mapping them in the
> firs
Excerpts from Paolo Bonzini's message of June 24, 2021 7:42 pm:
> On 24/06/21 10:52, Nicholas Piggin wrote:
>>> For now, wrap all calls to gfn_to_pfn functions in the new helper
>>> function. Callers which don't need the page struct will be updated in
>>
Excerpts from Paolo Bonzini's message of June 24, 2021 8:21 pm:
> On 24/06/21 12:17, Nicholas Piggin wrote:
>>> If all callers were updated that is one thing, but from the changelog
>>> it sounds like that would not happen and there would be some gfn_to_pfn
>>>
Excerpts from Paolo Bonzini's message of June 24, 2021 10:41 pm:
> On 24/06/21 13:42, Nicholas Piggin wrote:
>> Excerpts from Nicholas Piggin's message of June 24, 2021 8:34 pm:
>>> Excerpts from David Stevens's message of June 24, 2021 1:57 pm:
>>>> KV
Excerpts from David Stevens's message of June 24, 2021 1:57 pm:
> From: David Stevens
> out_unlock:
> if (is_tdp_mmu_root(vcpu->kvm, vcpu->arch.mmu->root_hpa))
> read_unlock(&vcpu->kvm->mmu_lock);
> else
> write_unlock(&vcpu->kvm->mmu_lock);
> - kvm_rel
Excerpts from Nicholas Piggin's message of June 24, 2021 7:57 pm:
> Excerpts from Paolo Bonzini's message of June 24, 2021 7:42 pm:
>> On 24/06/21 10:52, Nicholas Piggin wrote:
>>>> For now, wrap all calls to gfn_to_pfn functions in the new helper
>>>>
Excerpts from David Stevens's message of June 24, 2021 1:57 pm:
> From: David Stevens
Changelog? This looks like a bug, should it have a Fixes: tag?
Thanks,
Nick
>
> Signed-off-by: David Stevens
> ---
> arch/x86/kvm/mmu/mmu_audit.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/
Excerpts from David Stevens's message of June 24, 2021 1:57 pm:
> From: David Stevens
>
> Return a struct kvm_pfn_page containing both a pfn and an optional
> struct page from the gfn_to_pfn family of functions. This differentiates
> the gup and follow_fault_pfn cases, which allows callers that o
Excerpts from David Stevens's message of June 24, 2021 1:57 pm:
> KVM supports mapping VM_IO and VM_PFNMAP memory into the guest by using
> follow_pte in gfn_to_pfn. However, the resolved pfns may not have
> assoicated struct pages, so they should not be passed to pfn_to_page.
> This series removes
Excerpts from Nicholas Piggin's message of June 24, 2021 8:34 pm:
> Excerpts from David Stevens's message of June 24, 2021 1:57 pm:
>> KVM supports mapping VM_IO and VM_PFNMAP memory into the guest by using
>> follow_pte in gfn_to_pfn. However, the resolved pfns may not have
>> assoicated struct pa
Excerpts from Marc Zyngier's message of June 24, 2021 8:06 pm:
> On Thu, 24 Jun 2021 09:58:00 +0100,
> Nicholas Piggin wrote:
>>
>> Excerpts from David Stevens's message of June 24, 2021 1:57 pm:
>> > From: David Stevens
>> > out_unlock:
>>
On Wed, 21 Jun 2017 10:15:56 +0100
Chris Wilson wrote:
> Quoting Daniel Vetter (2017-06-21 10:13:41)
> > On Wed, Jun 21, 2017 at 04:34:20PM +1000, Nicholas Piggin wrote:
> > > kbuild test robot found a build failure when building with thin
> > > archives:
> > &
kbuild test robot found a build failure when building with thin
archives:
http://marc.info/?l=linux-kbuild&m=149802285009737&w=2
Signed-off-by: Nicholas Piggin
---
drivers/gpu/drm/i915/Kconfig | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/drm/i915/Kconfig b/drivers
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