From: Paolo Bonzini <pbonzini@redhat.com>
To: David Matlack <dmatlack@google.com>
Cc: Isaku Yamahata <isaku.yamahata@gmail.com>,
Sean Christopherson <seanjc@google.com>,
Isaku Yamahata <isaku.yamahata@intel.com>,
kvm list <kvm@vger.kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
Vitaly Kuznetsov <vkuznets@redhat.com>,
Wanpeng Li <wanpengli@tencent.com>,
Jim Mattson <jmattson@google.com>
Subject: Re: [RFC PATCH 00/10] KVM: x86/mmu: simplify argument to kvm page fault handler
Date: Fri, 6 Aug 2021 18:07:05 +0200 [thread overview]
Message-ID: <97ea1a31-4763-cefd-bfb8-8eeef46931b9@redhat.com> (raw)
In-Reply-To: <CALzav=eSrEGt9Xn99YtmHnWE1hm7ExZ4o_wjn_Rc0ZokLpizeQ@mail.gmail.com>
On 29/07/21 19:24, David Matlack wrote:
> On Thu, Jul 29, 2021 at 10:17 AM Paolo Bonzini <pbonzini@redhat.com> wrote:
>>
>> On 29/07/21 18:48, David Matlack wrote:
>>> On Thu, Jun 10, 2021 at 3:05 PM Isaku Yamahata <isaku.yamahata@gmail.com> wrote:
>>>>
>>>> Thanks for feedback. Let me respin it.
>>>
>>> Hi Isaku,
>>>
>>> I'm working on a series to plumb the memslot backing the faulting gfn
>>> through the page fault handling stack to avoid redundant lookups. This
>>> would be much cleaner to implement on top of your struct
>>> kvm_page_fault series than the existing code.
>>>
>>> Are you still planning to send another version of this series? Or if
>>> you have decided to drop it or go in a different direction?
>>
>> I can work on this and post updated patches next week.
>
> Sounds good. For the record I'm also looking at adding an per-vCPU LRU
> slot, which *may* obviate the need to pass around the slot. (Isaku's
> series is still a nice cleanup regardless.)
Backport done, but not tested very well yet (and it's scary :)).
Paolo
prev parent reply other threads:[~2021-08-06 16:07 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-20 10:39 [RFC PATCH 00/10] KVM: x86/mmu: simplify argument to kvm page fault handler Isaku Yamahata
2021-04-20 10:39 ` [RFC PATCH 01/10] KVM: x86/mmu: make kvm_mmu_do_page_fault() receive single argument Isaku Yamahata
2021-04-20 10:39 ` [RFC PATCH 02/10] KVM: x86/mmu: make kvm_mmu:page_fault " Isaku Yamahata
2021-04-20 10:39 ` [RFC PATCH 03/10] KVM: x86/mmu: make direct_page_fault() " Isaku Yamahata
2021-04-20 10:39 ` [RFC PATCH 04/10] KVM: x86/mmu: make try_async_pf() " Isaku Yamahata
2021-04-20 10:39 ` [RFC PATCH 05/10] KVM: x86/mmu: make page_fault_handle_page_track() " Isaku Yamahata
2021-04-20 10:39 ` [RFC PATCH 06/10] KVM: x86/mmu: make handle_abnormal_pfn() " Isaku Yamahata
2021-04-20 10:39 ` [RFC PATCH 07/10] KVM: x86/mmu: make fast_page_fault() " Isaku Yamahata
2021-04-20 10:39 ` [RFC PATCH 08/10] KVM: x86/mmu: make __direct_map() " Isaku Yamahata
2021-04-20 10:39 ` [RFC PATCH 09/10] KVM: x86/mmu: make kvm_tdp_mmu_map() " Isaku Yamahata
2021-04-20 10:39 ` [RFC PATCH 10/10] KVM: x86/mmu: make FNAME(fetch) " Isaku Yamahata
2021-05-26 21:10 ` [RFC PATCH 00/10] KVM: x86/mmu: simplify argument to kvm page fault handler Sean Christopherson
2021-06-10 12:45 ` Paolo Bonzini
2021-06-10 22:00 ` Isaku Yamahata
2021-07-29 16:48 ` David Matlack
2021-07-29 17:17 ` Paolo Bonzini
2021-07-29 17:24 ` David Matlack
2021-08-06 16:07 ` Paolo Bonzini [this message]
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