Hi,
On Thu, Nov 16, 2017 at 10:58:03AM -0500, Frediano Ziglio wrote:
> >
> > From: Victor Toso <me@xxxxxxxxxxxxxx>
> >
> > On migration, we are resending the current volume and mute state in
> > the Guest.
>
> Maybe is just me but this sentence is confusing. By "we" I think you
> mean spice-server but the confusion came from the fact that is Qemu
> that on the new machine try to send the volume to spice-server causing
> a potential volume/mute message to be sent to the client.
> Another part that is not clear is the "state in the Guest" I think you
> are meaning we are sending the "current Guest state value".
> I'll try to rephrase:
> "On migration, Qemu notify spice-server with the current Guest volume
> and mute state values which currently is handled forwarding these values
> to the client."
Yes, that's correct ~ sorry for the confusion.
Is the rest of commit log clear enough? Spice should mimic what happens
in the guest but a volume/mute change on migration is not happening per
user request which can cause odd volume/mute changes in the client.
Thanks,
Victor
>
> > If the client user has change its master volume in the
> > guest it might change the client application volume too and the volume
> > jump (increase or decrease) might happen on migration.
> >
> > This patch is a complement of f10de4bc084fcc - Here, volume was
> > jumping regardless of guest's volume value.
> >
> > Resolves: rhbz#1425443
> > Signed-off-by: Victor Toso <victortoso@xxxxxxxxxx>
> > ---
> > server/sound.c | 12 ++++++++++++
> > 1 file changed, 12 insertions(+)
> >
> > diff --git a/server/sound.c b/server/sound.c
> > index b1bfaaaa..c6c8bdc8 100644
> > --- a/server/sound.c
> > +++ b/server/sound.c
> > @@ -414,6 +414,12 @@ static bool snd_send_volume(SndChannelClient *client,
> > uint32_t cap, int msg)
> > return false;
> > }
> >
> > + /* Never changes volume or mute state on migration */
> > + if
> > (red_client_during_migrate_at_target(red_channel_client_get_client(rcc))) {
> > + spice_debug("Do not change volume during migration");
> > + return FALSE;
> > + }
> > +
> > vol = alloca(sizeof (SpiceMsgAudioVolume) +
> > st->volume_nchannels * sizeof (uint16_t));
> > red_channel_client_init_send_data(rcc, msg);
> > @@ -445,6 +451,12 @@ static bool snd_send_mute(SndChannelClient *client,
> > uint32_t cap, int msg)
> > return false;
> > }
> >
> > + /* Never changes volume or mute state on migration */
> > + if
> > (red_client_during_migrate_at_target(red_channel_client_get_client(rcc))) {
> > + spice_debug("Do not change mute during migration");
> > + return FALSE;
> > + }
> > +
> > red_channel_client_init_send_data(rcc, msg);
> > mute.mute = st->mute;
> > spice_marshall_SpiceMsgAudioMute(m, &mute);
>
> Frediano
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