[libvirt] [PATCH v3 08/12] qemu_domain: Track pr-helper PID in status XML

Signed-off-by: Michal Privoznik <mprivozn(a)redhat.com&gt; --- src/qemu/qemu_domain.c | 16 ++++++++++++++++ src/qemu/qemu_domain.h | 2 ++ 2 files changed, 18 insertions(+) diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c index d673ddbb2..3e05cf0f8 100644 --- a/src/qemu/qemu_domain.c +++ b/src/qemu/qemu_domain.c @@ -1864,6 +1864,7 @@ qemuDomainObjPrivateAlloc(void *opaque) priv->migMaxBandwidth = QEMU_DOMAIN_MIG_BANDWIDTH_MAX; priv->driver = opaque; + priv->prPid = (pid_t) -1; return priv; @@ -1926,6 +1927,8 @@ qemuDomainObjPrivateDataClear(qemuDomainObjPrivatePtr priv) virBitmapFree(priv->migrationCaps); priv->migrationCaps = NULL; + + priv->prPid = (pid_t) -1; } @@ -2182,6 +2185,11 @@ qemuDomainObjPrivateXMLFormat(virBufferPtr buf, if (qemuDomainObjPrivateXMLFormatBlockjobs(buf, vm) < 0) return -1; + if (priv->prPid != (pid_t) -1) { + virBufferAsprintf(buf, "<prPid>%lld</prPid>\n", + (long long) priv->prPid); + } + return 0; } @@ -2390,6 +2398,7 @@ qemuDomainObjPrivateXMLParse(xmlXPathContextPtr ctxt, xmlNodePtr *nodes = NULL; xmlNodePtr node = NULL; virQEMUCapsPtr qemuCaps = NULL; + long long prPid = -1; if (VIR_ALLOC(priv->monConfig) < 0) goto error; @@ -2552,6 +2561,13 @@ qemuDomainObjPrivateXMLParse(xmlXPathContextPtr ctxt, if (qemuDomainObjPrivateXMLParseBlockjobs(priv, ctxt) < 0) goto error; + if (virXPathLongLong("string(./prPid)", ctxt, &prPid) < -1) { + virReportError(VIR_ERR_INTERNAL_ERROR, "%s", + _("unable to parse <prPid/>")); + goto error; + } + priv->prPid = (pid_t) prPid; + return 0; error: diff --git a/src/qemu/qemu_domain.h b/src/qemu/qemu_domain.h index b9258eb8e..418b47153 100644 --- a/src/qemu/qemu_domain.h +++ b/src/qemu/qemu_domain.h @@ -342,6 +342,8 @@ struct _qemuDomainObjPrivate { /* Migration capabilities. Rechecked on reconnect, not to be saved in * private XML. */ virBitmapPtr migrationCaps; + + pid_t prPid; }; # define QEMU_DOMAIN_PRIVATE(vm) \ -- 2.16.1