Re: [Qemu-devel] [RFC PATCH qemu 0/4] memory: Reduce memory use

2017-09-08 Thread Dr. David Alan Gilbert
* Alexey Kardashevskiy (a...@ozlabs.ru) wrote: > On 08/09/17 00:54, Dr. David Alan Gilbert wrote: > > * Alexey Kardashevskiy (a...@ozlabs.ru) wrote: > >> On 07/09/17 19:51, Dr. David Alan Gilbert wrote: > >>> * Alexey Kardashevskiy (a...@ozlabs.ru) wrote: > This was inspired by https://bugzill

Re: [Qemu-devel] [RFC PATCH qemu 0/4] memory: Reduce memory use

2017-09-07 Thread Alexey Kardashevskiy
On 08/09/17 12:08, Alexey Kardashevskiy wrote: > On 08/09/17 00:54, Dr. David Alan Gilbert wrote: >> * Alexey Kardashevskiy (a...@ozlabs.ru) wrote: >>> On 07/09/17 19:51, Dr. David Alan Gilbert wrote: * Alexey Kardashevskiy (a...@ozlabs.ru) wrote: > This was inspired by https://bugzilla.re

Re: [Qemu-devel] [RFC PATCH qemu 0/4] memory: Reduce memory use

2017-09-07 Thread Alexey Kardashevskiy
On 08/09/17 00:54, Dr. David Alan Gilbert wrote: > * Alexey Kardashevskiy (a...@ozlabs.ru) wrote: >> On 07/09/17 19:51, Dr. David Alan Gilbert wrote: >>> * Alexey Kardashevskiy (a...@ozlabs.ru) wrote: This was inspired by https://bugzilla.redhat.com/show_bug.cgi?id=1481593 What happe

Re: [Qemu-devel] [RFC PATCH qemu 0/4] memory: Reduce memory use

2017-09-07 Thread Dr. David Alan Gilbert
* Alexey Kardashevskiy (a...@ozlabs.ru) wrote: > On 07/09/17 19:51, Dr. David Alan Gilbert wrote: > > * Alexey Kardashevskiy (a...@ozlabs.ru) wrote: > >> This was inspired by https://bugzilla.redhat.com/show_bug.cgi?id=1481593 > >> > >> What happens ithere is that every virtio block device creates

Re: [Qemu-devel] [RFC PATCH qemu 0/4] memory: Reduce memory use

2017-09-07 Thread Alexey Kardashevskiy
On 07/09/17 19:51, Dr. David Alan Gilbert wrote: > * Alexey Kardashevskiy (a...@ozlabs.ru) wrote: >> This was inspired by https://bugzilla.redhat.com/show_bug.cgi?id=1481593 >> >> What happens ithere is that every virtio block device creates 2 address >> spaces - for modern config space (called "vi

Re: [Qemu-devel] [RFC PATCH qemu 0/4] memory: Reduce memory use

2017-09-07 Thread David Gibson
On Thu, Sep 07, 2017 at 10:51:42AM +0100, Dr. David Alan Gilbert wrote: > * Alexey Kardashevskiy (a...@ozlabs.ru) wrote: > > This was inspired by https://bugzilla.redhat.com/show_bug.cgi?id=1481593 > > > > What happens ithere is that every virtio block device creates 2 address > > spaces - for mod

Re: [Qemu-devel] [RFC PATCH qemu 0/4] memory: Reduce memory use

2017-09-07 Thread Dr. David Alan Gilbert
* Alexey Kardashevskiy (a...@ozlabs.ru) wrote: > This was inspired by https://bugzilla.redhat.com/show_bug.cgi?id=1481593 > > What happens ithere is that every virtio block device creates 2 address > spaces - for modern config space (called "virtio-pci-cfg-as") and > for busmaster (common pci thin

[Qemu-devel] [RFC PATCH qemu 0/4] memory: Reduce memory use

2017-09-07 Thread Alexey Kardashevskiy
This was inspired by https://bugzilla.redhat.com/show_bug.cgi?id=1481593 What happens ithere is that every virtio block device creates 2 address spaces - for modern config space (called "virtio-pci-cfg-as") and for busmaster (common pci thing, called after the device name, in my case "virtio-blk-p