Re: [libvirt] [PATCH 08/11] qemu: process: Refresh virtio channel guest state when connecting to mon

On Wed, Nov 19, 2014 at 11:23:21 +0100, Peter Krempa wrote: > Use data provided by "query-chardev" to refresh the guest frontend state > of virtio channels. > --- > src/qemu/qemu_process.c | 68 +++++++++++++++++++++++++++++++++++++++++++++++-- > 1 file changed, 66 insertions(+), 2 deletions(-) > > diff --git a/src/qemu/qemu_process.c b/src/qemu/qemu_process.c > index f19963c..3c3ff66 100644 > --- a/src/qemu/qemu_process.c > +++ b/src/qemu/qemu_process.c > @@ -2068,6 +2068,61 @@ qemuProcessFindCharDevicePTYs(virDomainObjPtr vm, > > > static int > +qemuProcessRefreshChannelVirtioState(virDomainObjPtr vm, > + virHashTablePtr info) > +{ > + size_t i; > + qemuMonitorChardevInfoPtr entry; > + char id[32]; > + > + for (i = 0; i < vm->def->nchannels; i++) { > + virDomainChrDefPtr chr = vm->def->channels[i]; > + if (chr->targetType == VIR_DOMAIN_CHR_CHANNEL_TARGET_TYPE_VIRTIO) { > + if (snprintf(id, sizeof(id), "char%s", > + chr->info.alias) >= sizeof(id)) { > + virReportError(VIR_ERR_INTERNAL_ERROR, "%s", > + _("failed to format device alias " > + "for PTY retrieval")); > + return -1; > + } > + > + /* port state not reported */ > + if (!(entry = virHashLookup(info, id))) > + continue;