I updated a little the description
diff --git a/docs/news.xml b/docs/news.xml
index f408293..5f37592 100644
--- a/docs/news.xml
+++ b/docs/news.xml
@@ -23,6 +23,16 @@
built-in replication and disaster recovery.
</description>
</change>
+ <change>
+ <summary>
+ qemu: Add support for memory backing with file source
+ </summary>
+ <description>
+ Add support in numa topology for file source inside memory backing (hugepages
are not needed)
+ Three new elements <source>,<access> and
<allocation> were added to <memoryBacking> element.
+ Also new configuration parameter "memory_backing_dir" was added.
+ </description>
+ </change>
</section>
<section title="Improvements">
<change>
-----Original Message-----
From: Michal Privoznik [mailto:mprivozn@redhat.com]
Sent: Thursday, February 09, 2017 9:58 AM
To: Safka, JaroslavX <jaroslavx.safka(a)intel.com>; libvir-list(a)redhat.com
Cc: Mooney, Sean K <sean.k.mooney(a)intel.com>; Ptacek, MichalX
<michalx.ptacek(a)intel.com>
Subject: Re: [libvirt] [PATCHv5 0/4] Add support for memory backing with file
source
On 02/02/2017 02:27 PM, Jaroslav Safka wrote:
> Hi,
> we would like to introduce 3 new elements source,access and allocation in
memoryBacking element.
> For now it was made for numa topology.
>
> <memoryBacking>
> <source type="file|anonymous"/>
> <access mode="shared|private"/>
> <allocation mode="immediate|ondemand"/> </memoryBacking>
>
> If allocation is immediate then -mem-prealloc should be added to the qemu
commanline.
> If source is file then
> -object memory-backend-file,id=mem,size=1024M,mem-path=*lib dir path*
> -numa node,memdev=mem Will be added to the qemu commandline
>
> If access is shared then the "share=on" parameter will be added to the
memory-backend-file e.g.
> -object
> memory-backend-file,id=mem,size=1024M,mem-path=/var/lib/libvirt/qemu,s
> hare=on
>
> The access mode can be overriden by specifying token memAccess in numa
cell.
> The mem-path can be defined by new config parameter
memory_backing_dir.
>
> PS: the sometime failing test qemuhotplug was failing also before this
> patch :)
>
> Jaroslav Safka (4):
> qemu,conf: Rename virNumaMemAccess to virDomainMemoryAccess
> qemu_conf: Add param memory_backing_dir
> conf: Add new xml elements for file memorybacking support
> qemu: Add args generation for file memory backing
>
> docs/formatdomain.html.in | 9 ++
> docs/schemas/domaincommon.rng | 30 +++++
> src/conf/domain_conf.c | 133 ++++++++++++++++-----
> src/conf/domain_conf.h | 22 ++++
> src/conf/numa_conf.c | 15 +--
> src/conf/numa_conf.h | 14 +--
> src/qemu/libvirtd_qemu.aug | 3 +
> src/qemu/qemu.conf | 4 +
> src/qemu/qemu_command.c | 55 ++++++---
> src/qemu/qemu_conf.c | 9 ++
> src/qemu/qemu_conf.h | 2 +
> src/qemu/qemu_process.c | 2 +-
> src/qemu/test_libvirtd_qemu.aug.in | 1 +
> .../qemuxml2argv-fd-memory-no-numa-topology.args | 21 ++++
> .../qemuxml2argv-fd-memory-no-numa-topology.xml | 27 +++++
> .../qemuxml2argv-fd-memory-numa-topology.args | 24 ++++
> .../qemuxml2argv-fd-memory-numa-topology.xml | 30 +++++
> .../qemuxml2argv-fd-memory-numa-topology2.args | 27 +++++
> .../qemuxml2argv-fd-memory-numa-topology2.xml | 31 +++++
> .../qemuxml2argv-fd-memory-numa-topology3.args | 30 +++++
> .../qemuxml2argv-fd-memory-numa-topology3.xml | 32 +++++
> .../qemuxml2argv-memorybacking-set.xml | 24 ++++
> .../qemuxml2argv-memorybacking-unset.xml | 24 ++++
> tests/qemuxml2argvtest.c | 13 ++
> .../qemuxml2xmlout-memorybacking-set.xml | 32 +++++
> .../qemuxml2xmlout-memorybacking-unset.xml | 32 +++++
> tests/qemuxml2xmltest.c | 3 +
> 27 files changed, 584 insertions(+), 65 deletions(-) create mode
> 100644
> tests/qemuxml2argvdata/qemuxml2argv-fd-memory-no-numa-topology.args
> create mode 100644
> tests/qemuxml2argvdata/qemuxml2argv-fd-memory-no-numa-topology.xml
> create mode 100644
> tests/qemuxml2argvdata/qemuxml2argv-fd-memory-numa-topology.args
> create mode 100644
> tests/qemuxml2argvdata/qemuxml2argv-fd-memory-numa-topology.xml
> create mode 100644
> tests/qemuxml2argvdata/qemuxml2argv-fd-memory-numa-topology2.args
> create mode 100644
> tests/qemuxml2argvdata/qemuxml2argv-fd-memory-numa-topology2.xml
> create mode 100644
> tests/qemuxml2argvdata/qemuxml2argv-fd-memory-numa-topology3.args
> create mode 100644
> tests/qemuxml2argvdata/qemuxml2argv-fd-memory-numa-topology3.xml
> create mode 100644
> tests/qemuxml2argvdata/qemuxml2argv-memorybacking-set.xml
> create mode 100644
> tests/qemuxml2argvdata/qemuxml2argv-memorybacking-unset.xml
> create mode 100644
> tests/qemuxml2xmloutdata/qemuxml2xmlout-memorybacking-set.xml
> create mode 100644
> tests/qemuxml2xmloutdata/qemuxml2xmlout-memorybacking-unset.xml
>
Looking good. ACK to all of them. However, please send a patch (as a reply to
this cover letter) that updates docs/news.xml. Only after that it is possible to
push these.
Michal
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