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qemu: Disband qemuDomainSnapshotCreateSingleDiskActive

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After we always assume support for the 'transaction' command
(c358adc57113b) and follow-up cleanups
qemuDomainSnapshotCreateSingleDiskActive lost its value. Move the code
into appropriate helpers and remove the function.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
This commit is contained in:
Peter Krempa 2019-08-12 15:11:36 +02:00
parent 0d1622a1f4
commit fd8e55ca93
1 changed files with 20 additions and 33 deletions
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53
src/qemu/qemu_driver.c
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@ -15361,6 +15361,22 @@ qemuDomainSnapshotDiskPrepareOne(virQEMUDriverPtr driver,
}
}
/* pre-create the image file so that we can label it before handing it to qemu */
if (!reuse && dd->src->type != VIR_STORAGE_TYPE_BLOCK) {
if (virStorageFileCreate(dd->src) < 0) {
virReportSystemError(errno, _("failed to create image file '%s'"),
NULLSTR(dd->src->path));
return -1;
}
dd->created = true;
}
/* set correct security, cgroup and locking options on the new image */
if (qemuDomainStorageSourceAccessAllow(driver, vm, dd->src, false, true) < 0)
return -1;
dd->prepared = true;
return 0;
}
@ -15463,36 +15479,6 @@ qemuDomainSnapshotDiskUpdateSource(virQEMUDriverPtr driver,
}
static int
qemuDomainSnapshotCreateSingleDiskActive(virQEMUDriverPtr driver,
virDomainObjPtr vm,
qemuDomainSnapshotDiskDataPtr dd,
virJSONValuePtr actions,
bool reuse)
{
if (qemuBlockSnapshotAddLegacy(actions, dd->disk, dd->src, reuse) < 0)
return -1;
/* pre-create the image file so that we can label it before handing it to qemu */
if (!reuse && dd->src->type != VIR_STORAGE_TYPE_BLOCK) {
if (virStorageFileCreate(dd->src) < 0) {
virReportSystemError(errno, _("failed to create image file '%s'"),
NULLSTR(dd->src->path));
return -1;
}
dd->created = true;
}
/* set correct security, cgroup and locking options on the new image */
if (qemuDomainStorageSourceAccessAllow(driver, vm, dd->src, false, true) < 0)
return -1;
dd->prepared = true;
return 0;
}
/* The domain is expected to be locked and active. */
static int
qemuDomainSnapshotCreateDiskActive(virQEMUDriverPtr driver,
@ -15534,9 +15520,10 @@ qemuDomainSnapshotCreateDiskActive(virQEMUDriverPtr driver,
* VIR_DOMAIN_SNAPSHOT_LOCATION_EXTERNAL with a valid file name and
* qcow2 format. */
for (i = 0; i < ndiskdata; i++) {
if (qemuDomainSnapshotCreateSingleDiskActive(driver, vm,
&diskdata[i],
actions, reuse) < 0)
if (qemuBlockSnapshotAddLegacy(actions,
diskdata[i].disk,
diskdata[i].src,
reuse) < 0)
goto cleanup;
}