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Re: [Qemu-devel] qemu-kvm upstreaming: Do we want -kvm-shadow-memory sem
From: |
Jan Kiszka |
Subject: |
Re: [Qemu-devel] qemu-kvm upstreaming: Do we want -kvm-shadow-memory semantics? |
Date: |
Thu, 19 Jan 2012 14:30:32 +0100 |
User-agent: |
Mozilla/5.0 (X11; U; Linux i686 (x86_64); de; rv:1.8.1.12) Gecko/20080226 SUSE/2.0.0.12-1.1 Thunderbird/2.0.0.12 Mnenhy/0.7.5.666 |
On 2012-01-19 14:24, Alexander Graf wrote:
>
>
> On 19.01.2012, at 13:46, Jan Kiszka <address@hidden> wrote:
>
>> Hi again,
>>
>> do we need some KVM knob comparable to qemu-kvm's -kvm-shadow-memory in
>> upstream?
>
> What does it do? Never heard of it :)
According to inline docs: "Chang[e] the number of mmu pages allocated to
the vm". That's from arch/x86/kvm/mmu.c, kvm_mmu_change_mmu_pages().
That's soft-MMU related so, I bet, of decreasing relevance for x86.
Jan
--
Siemens AG, Corporate Technology, CT T DE IT 1
Corporate Competence Center Embedded Linux
- [Qemu-devel] qemu-kvm upstreaming: Do we want -kvm-shadow-memory semantics?, Jan Kiszka, 2012/01/19
- Re: [Qemu-devel] qemu-kvm upstreaming: Do we want -kvm-shadow-memory semantics?, Alexander Graf, 2012/01/19
- Re: [Qemu-devel] qemu-kvm upstreaming: Do we want -kvm-shadow-memory semantics?,
Jan Kiszka <=
- Re: [Qemu-devel] qemu-kvm upstreaming: Do we want -kvm-shadow-memory semantics?, Marcelo Tosatti, 2012/01/19
- Re: [Qemu-devel] qemu-kvm upstreaming: Do we want -kvm-shadow-memory semantics?, Jan Kiszka, 2012/01/19
- Re: [Qemu-devel] qemu-kvm upstreaming: Do we want -kvm-shadow-memory semantics?, Avi Kivity, 2012/01/25
- Re: [Qemu-devel] qemu-kvm upstreaming: Do we want -kvm-shadow-memory semantics?, Jan Kiszka, 2012/01/25
- Re: [Qemu-devel] qemu-kvm upstreaming: Do we want -kvm-shadow-memory semantics?, Avi Kivity, 2012/01/25
- Re: [Qemu-devel] qemu-kvm upstreaming: Do we want -kvm-shadow-memory semantics?, Jan Kiszka, 2012/01/25
- Re: [Qemu-devel] qemu-kvm upstreaming: Do we want -kvm-shadow-memory semantics?, Avi Kivity, 2012/01/25
- Re: [Qemu-devel] qemu-kvm upstreaming: Do we want -kvm-shadow-memory semantics?, Jan Kiszka, 2012/01/25
- Re: [Qemu-devel] qemu-kvm upstreaming: Do we want -kvm-shadow-memory semantics?, Avi Kivity, 2012/01/25