[libvirt] [PATCHv2 0/5] fix regression in symlink'd qcow2 backing files

See https://bugzilla.redhat.com/show_bug.cgi?id=903248 for more gory details. This fixes a regression introduced in commit 8250783. V1 was here: https://www.redhat.com/archives/libvir-list/2013-February/msg00340.html changes since then: rebase to latest, add a testsuite, split one patch into two for easier review, and push already-acked changes. Eric Blake (5): storage: rearrange functions storage: prepare for refactoring storage: refactor metadata lookup storage: don't follow backing chain symlinks too eagerly storage: test backing chain traversal .gitignore | 1 + src/util/virstoragefile.c | 314 +++++++++++++------------- src/util/virstoragefile.h | 1 + tests/Makefile.am | 6 + tests/virstoragetest.c | 546 ++++++++++++++++++++++++++++++++++++++++++++++ 5 files changed, 720 insertions(+), 148 deletions(-) create mode 100644 tests/virstoragetest.c -- 1.8.1.2