Re: [PATCH 8/8] NEWS: Mention guest agent error code improvements

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On Fri, Mar 21, 2025 at 12:15:19PM +0100, Peter Krempa via Devel wrote:
> On Thu, Mar 20, 2025 at 17:36:27 +0100, Ján Tomko wrote:
> > On a Thursday in 2025, Peter Krempa via Devel wrote:
> > > From: Peter Krempa <pkrempa@xxxxxxxxxx>
> > > 
> > > Signed-off-by: Peter Krempa <pkrempa@xxxxxxxxxx>
> > > ---
> > > NEWS.rst | 10 ++++++++++
> > > 1 file changed, 10 insertions(+)
> > > 
> > > diff --git a/NEWS.rst b/NEWS.rst
> > > index 98ca838642..b2f3415001 100644
> > > --- a/NEWS.rst
> > > +++ b/NEWS.rst
> > > @@ -37,6 +37,16 @@ v11.2.0 (unreleased)
> > > 
> > > * **Improvements**
> > > 
> > > +  * qemu: Improved guest agent corner case error reporting
> > > +
> > > +    The APIs using the guest agent now report two specific error codes aimed at
> > > +    helping management applications and also users to differentiate between
> > > +    the guest agent timing out while libvirt is attempting synchronisation, thus
> > > +    no harm would be done and while being issued a command.
> > > +
> > 
> > guest-agent considered harmful? :)
> 
> Well, it can be sub-optimal to the VM if the filesystems are frozen
> while the management layer thinks they are not.

In that scenario, the guest agent will unconditionally fail all commands
that are not safe for use while frozen.


With regards,
Daniel
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