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qemu: Forbid migration of machines with I/O errors

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Such machine can't be successuflly migrated unles the I/O error has
recovered and might lead to data corruption. Forbid this kind of
migration.
This commit is contained in:
Peter Krempa 2013-06-10 16:30:48 +02:00
parent caa467db62
commit 5f719f217e
1 changed files with 10 additions and 0 deletions
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10
src/qemu/qemu_migration.c
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@ -1423,6 +1423,7 @@ qemuMigrationIsAllowed(virQEMUDriverPtr driver, virDomainObjPtr vm,
virDomainDefPtr def, bool remote) virDomainDefPtr def, bool remote)
{ {
int nsnapshots; int nsnapshots;
int pauseReason;
bool forbid; bool forbid;
int i; int i;
@ -1445,6 +1446,15 @@ qemuMigrationIsAllowed(virQEMUDriverPtr driver, virDomainObjPtr vm,
nsnapshots); nsnapshots);
return false; return false;
} }
/* cancel migration if disk I/O error is emitted while migrating */
if (virDomainObjGetState(vm, &pauseReason) == VIR_DOMAIN_PAUSED &&
pauseReason == VIR_DOMAIN_PAUSED_IOERROR) {
virReportError(VIR_ERR_OPERATION_INVALID, "%s",
_("cannot migrate domain with I/O error"));
return false;
}
} }
if (virDomainHasDiskMirror(vm)) { if (virDomainHasDiskMirror(vm)) {