qemu: blockjob: Store 'jobflags' with block job data

Add a variable which will store the contents of the 'flags' variable as
passed in by the individual block jobs. Since the flags may influence
behaviour of the jobs it's important to preserve them to the
finalization steps.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
This commit is contained in:
Peter Krempa 2020-01-31 13:00:29 +01:00
parent 509ddcfde2
commit 9ba804a1d1
4 changed files with 15 additions and 5 deletions

View File

@ -129,6 +129,9 @@ struct _qemuBlockJobData {
virStorageSourcePtr chain; /* Reference to the chain the job operates on. */ virStorageSourcePtr chain; /* Reference to the chain the job operates on. */
virStorageSourcePtr mirrorChain; /* reference to 'mirror' part of the job */ virStorageSourcePtr mirrorChain; /* reference to 'mirror' part of the job */
unsigned int jobflags; /* per job flags */
bool jobflagsmissing; /* job flags were not stored */
union { union {
qemuBlockJobPullData pull; qemuBlockJobPullData pull;
qemuBlockJobCommitData commit; qemuBlockJobCommitData commit;

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@ -2546,6 +2546,8 @@ qemuDomainObjPrivateXMLFormatBlockjobIterator(void *payload,
virBufferEscapeString(&attrBuf, " newstate='%s'", newstate); virBufferEscapeString(&attrBuf, " newstate='%s'", newstate);
if (job->brokentype != QEMU_BLOCKJOB_TYPE_NONE) if (job->brokentype != QEMU_BLOCKJOB_TYPE_NONE)
virBufferEscapeString(&attrBuf, " brokentype='%s'", qemuBlockjobTypeToString(job->brokentype)); virBufferEscapeString(&attrBuf, " brokentype='%s'", qemuBlockjobTypeToString(job->brokentype));
if (!job->jobflagsmissing)
virBufferAsprintf(&attrBuf, " jobflags='0x%x'", job->jobflags);
virBufferEscapeString(&childBuf, "<errmsg>%s</errmsg>", job->errmsg); virBufferEscapeString(&childBuf, "<errmsg>%s</errmsg>", job->errmsg);
if (job->disk) { if (job->disk) {
@ -3244,6 +3246,7 @@ qemuDomainObjPrivateXMLParseBlockjobData(virDomainObjPtr vm,
int newstate = -1; int newstate = -1;
bool invalidData = false; bool invalidData = false;
xmlNodePtr tmp; xmlNodePtr tmp;
unsigned long jobflags = 0;
ctxt->node = node; ctxt->node = node;
@ -3283,6 +3286,9 @@ qemuDomainObjPrivateXMLParseBlockjobData(virDomainObjPtr vm,
STRNEQ(mirror, "yes")) STRNEQ(mirror, "yes"))
invalidData = true; invalidData = true;
if (virXPathULongHex("string(./@jobflags)", ctxt, &jobflags) != 0)
job->jobflagsmissing = true;
if (!disk && !invalidData) { if (!disk && !invalidData) {
if ((tmp = virXPathNode("./chains/disk", ctxt)) && if ((tmp = virXPathNode("./chains/disk", ctxt)) &&
!(job->chain = qemuDomainObjPrivateXMLParseBlockjobChain(tmp, ctxt, xmlopt))) !(job->chain = qemuDomainObjPrivateXMLParseBlockjobChain(tmp, ctxt, xmlopt)))
@ -3302,6 +3308,7 @@ qemuDomainObjPrivateXMLParseBlockjobData(virDomainObjPtr vm,
job->state = state; job->state = state;
job->newstate = newstate; job->newstate = newstate;
job->jobflags = jobflags;
job->errmsg = virXPathString("string(./errmsg)", ctxt); job->errmsg = virXPathString("string(./errmsg)", ctxt);
job->invalidData = invalidData; job->invalidData = invalidData;
job->disk = disk; job->disk = disk;

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@ -235,7 +235,7 @@
<allowReboot value='yes'/> <allowReboot value='yes'/>
<nodename index='0'/> <nodename index='0'/>
<blockjobs active='yes'> <blockjobs active='yes'>
<blockjob name='backup-vda-libvirt-3-format' type='backup' state='running'> <blockjob name='backup-vda-libvirt-3-format' type='backup' state='running' jobflags='0x0'>
<disk dst='vda'/> <disk dst='vda'/>
<bitmap name='bitmapname'/> <bitmap name='bitmapname'/>
<store type='file' format='qcow2'> <store type='file' format='qcow2'>

View File

@ -261,19 +261,19 @@
</source> </source>
</src> </src>
</blockjob> </blockjob>
<blockjob name='copy-vdd-libvirt-4321-format' type='copy' state='ready' shallownew='yes'> <blockjob name='copy-vdd-libvirt-4321-format' type='copy' state='ready' jobflags='0x0' shallownew='yes'>
<disk dst='vdd'/> <disk dst='vdd'/>
</blockjob> </blockjob>
<blockjob name='commit-vdc-libvirt-9-format' type='commit' state='running'> <blockjob name='commit-vdc-libvirt-9-format' type='commit' state='running' jobflags='0x0'>
<disk dst='vdc'/> <disk dst='vdc'/>
<base node='libvirt-11-format'/> <base node='libvirt-11-format'/>
<top node='libvirt-9-format'/> <top node='libvirt-9-format'/>
<topparent node='libvirt-2-format'/> <topparent node='libvirt-2-format'/>
</blockjob> </blockjob>
<blockjob name='drive-virtio-disk0' type='copy' state='ready'> <blockjob name='drive-virtio-disk0' type='copy' state='ready' jobflags='0x0'>
<disk dst='vda' mirror='yes'/> <disk dst='vda' mirror='yes'/>
</blockjob> </blockjob>
<blockjob name='create-libvirt-1338-format' type='create' state='running'> <blockjob name='create-libvirt-1338-format' type='create' state='running' jobflags='0xabcd'>
<chains> <chains>
<disk type='file' format='qcow2'> <disk type='file' format='qcow2'>
<source file='/create/src1.qcow2' index='1339'> <source file='/create/src1.qcow2' index='1339'>