Pavel Hrdina writes ("Re: [PATCH] autogen.sh: Restore --no-git (avoid git submodule update)"): > There should not be any need to disable this explicitly unless you want > to build libvirt with different revisions of submodules. The Xen Project CI has a cross-tree bisector. It is capable of automatically selecting revisions, including revisions of submodules, for testing. It therefore needs to be able to build with different revisions of submodules, indeed. Thanks, Ian.