Re: [libvirt] [PATCH] Perform feature flag compat checking in QEMU migration cookies

To allow new mandatory migration cookie data to be introduced, add support for checking supported feature flags when parsing migration cookie. * src/qemu/qemu_migration.c: Feature flag checking in migration cookie parsing --- src/qemu/qemu_migration.c | 56 ++++++++++++++++++++++++++++++++++++++++++++- 1 files changed, 55 insertions(+), 1 deletions(-)

@@ -296,6 +309,12 @@ static void qemuMigrationCookieXMLFormat(virBufferPtr buf, virBufferEscapeString(buf, " <hostname>%s</hostname>\n", mig->hostname); virBufferAsprintf(buf, " <hostuuid>%s</hostuuid>\n", hostuuidstr); + for (i = 0 ; i < QEMU_MIGRATION_COOKIE_FLAG_LAST ; i++) { + if (mig->flagsMandatory & (1 << i)) + virBufferAsprintf(buf, " <feature name='%s'/>",