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Re: when to use virtio (was Re: [PATCH v4 0/8] Introduce the microvm mac
From: |
Paolo Bonzini |
Subject: |
Re: when to use virtio (was Re: [PATCH v4 0/8] Introduce the microvm machine type) |
Date: |
Wed, 25 Sep 2019 13:24:13 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 |
On 25/09/19 12:50, David Hildenbrand wrote:
> Can't tell if there might be extensions (if virtio-mem ever comes to
> life ;) ) that might make use of asynchronous communication. Especially,
> there might be asynchronous/multiple guest->host requests at some point
> (e.g., "I'm nearly out of memory, please send help").
Okay, this makes sense. I'm almost sold on it. :)
Config space also makes sense, though what you really need is the config
space interrupt, rather than config space per se.
Paolo
> So yes, currently we could live without the ring buffer. But the config
> space and the virtqueue are real life-savers for me right now :)
- Re: [PATCH v4 0/8] Introduce the microvm machine type, (continued)
- Re: [PATCH v4 0/8] Introduce the microvm machine type, David Hildenbrand, 2019/09/25
- Re: [PATCH v4 0/8] Introduce the microvm machine type, Pankaj Gupta, 2019/09/25
- Re: [PATCH v4 0/8] Introduce the microvm machine type, Sergio Lopez, 2019/09/25
- Re: [PATCH v4 0/8] Introduce the microvm machine type, Paolo Bonzini, 2019/09/25
- Re: [PATCH v4 0/8] Introduce the microvm machine type, Sergio Lopez, 2019/09/25
- Re: [PATCH v4 0/8] Introduce the microvm machine type, David Hildenbrand, 2019/09/25
- when to use virtio (was Re: [PATCH v4 0/8] Introduce the microvm machine type), Paolo Bonzini, 2019/09/25
- Re: when to use virtio (was Re: [PATCH v4 0/8] Introduce the microvm machine type), David Hildenbrand, 2019/09/25
- Re: when to use virtio (was Re: [PATCH v4 0/8] Introduce the microvm machine type),
Paolo Bonzini <=
- Re: when to use virtio (was Re: [PATCH v4 0/8] Introduce the microvm machine type), David Hildenbrand, 2019/09/25
- Re: [PATCH v4 0/8] Introduce the microvm machine type, Gerd Hoffmann, 2019/09/25
- Re: [PATCH v4 0/8] Introduce the microvm machine type, Paolo Bonzini, 2019/09/25
- Re: [PATCH v4 0/8] Introduce the microvm machine type, David Hildenbrand, 2019/09/25
Re: [PATCH v4 0/8] Introduce the microvm machine type, Christian Borntraeger, 2019/09/26