On Tue, Jan 12, 2016 at 10:44:58AM -0500, John Ferlan wrote:
On 01/08/2016 05:45 AM, Dmitry Andreev wrote:
> This patch-set adds support for the new feature 'deflate-on-oom'
> that has been added to the QEMU virtio memory balloon a month ago.
> This feature lets a guest OS deflate balloon on OOM.
>
> With 'deflate-on-oom' enabled virtio balloon will release
> it's memory if possible right before an OOM termination of
> processes.
>
> QEMU commit with the complete feature description:
>
http://git.qemu.org/?p=qemu.git;a=commit;h=e3816255bf4b6377bb405331e2ee0d...
>
> v3
> * pull head & merge
> * reword commit message [1/3] [2/3]
> * docs: s/OOM-/Out of Memory / [1/3]
> * merge and fix qemu 2.6.0 caps test [2/3]
> * s/> 0/ != VIR_TRISTATE_SWITCH_ABSENT/ [3/3]
>
> Dmitry Andreev (3):
> conf: introduce 'autodeflate' attribute for memballoon device
> qemu: add capability check for memballoon 'deflate-on-oom' feature
> qemu: add support of optional 'autodeflate' attribute
Had to update/merge in recent caps changes... Also had the same wierd
problem in domain_conf.c and qemu_command.c w/r/t 'git am -3' merging
code into wrong place...
ACK - will push shortly (this was done before freeze, but I only got to
it today...Prior version only needed minor updates... The default
setting is to not enable feature, so should be safe.)
That effectively disables the freeze.
https://www.redhat.com/archives/libvir-list/2015-February/msg01079.html
This series is not safe - it introduces an invalid free in the XML
parser, giving the user with a read-write connection a possibility to crash
libvirtd before we get to the ACL checks.
Jan