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qemu: error out on attempt to change blkiotune group name

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Check that the attribute is the same in qemuDomainDiskChangeSupported
in case somebody tries to change it using the UpdateDevice API.

https://bugzilla.redhat.com/show_bug.cgi?id=1601677

Signed-off-by: Ján Tomko <jtomko@redhat.com>
Reviewed-by: Laine Stump <laine@laine.org>
This commit is contained in:
Ján Tomko 2019-03-28 15:01:45 +01:00
parent 8535a298a2
commit 4fbc8ddcd0
1 changed files with 2 additions and 0 deletions
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2
src/qemu/qemu_domain.c
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@ -9397,6 +9397,8 @@ qemuDomainDiskChangeSupported(virDomainDiskDefPtr disk,
CHECK_EQ(blkdeviotune.size_iops_sec,
"blkdeviotune size_iops_sec",
true);
CHECK_STREQ_NULLABLE(blkdeviotune.group_name,
"blkdeviotune group name");
if (disk->serial && STRNEQ_NULLABLE(disk->serial, orig_disk->serial)) {
virReportError(VIR_ERR_OPERATION_UNSUPPORTED,