[PATCH v3 0/4] Tighten qemu-img rules on missing backing format

In v3: - patch 1 is new [Jan] - patch 2: - add test 225 for vmdk [Jan] - add a few more tests where raw backing files are used [Peter] - patch 3 add R-b - patch 4: - more tweaks on which messages are emitted [Peter] - more test coverage in 114 of new messages - rebase to .rst conversion Eric Blake (4): block: Add trivial backing_fmt support to qcow, sheepdog, vmdk iotests: Specify explicit backing format where sensible block: Add support to warn on backing file change without format qemu-img: Deprecate use of -b without -F docs/system/deprecated.rst | 19 ++++++++++++++ include/block/block.h | 4 +-- block.c | 34 ++++++++++++++++++++++--- block/qcow.c | 6 +++++ block/qcow2.c | 2 +- block/sheepdog.c | 6 +++++ block/stream.c | 2 +- block/vmdk.c | 5 ++++ blockdev.c | 3 ++- qemu-img.c | 4 +-- tests/qemu-iotests/017 | 2 +- tests/qemu-iotests/017.out | 2 +- tests/qemu-iotests/018 | 2 +- tests/qemu-iotests/018.out | 2 +- tests/qemu-iotests/019 | 5 ++-- tests/qemu-iotests/019.out | 2 +- tests/qemu-iotests/020 | 4 +-- tests/qemu-iotests/020.out | 4 +-- tests/qemu-iotests/024 | 8 +++--- tests/qemu-iotests/024.out | 5 ++-- tests/qemu-iotests/028 | 4 +-- tests/qemu-iotests/028.out | 2 +- tests/qemu-iotests/030 | 26 +++++++++++++------ tests/qemu-iotests/034 | 2 +- tests/qemu-iotests/034.out | 2 +- tests/qemu-iotests/037 | 2 +- tests/qemu-iotests/037.out | 2 +- tests/qemu-iotests/038 | 2 +- tests/qemu-iotests/038.out | 2 +- tests/qemu-iotests/039 | 3 ++- tests/qemu-iotests/039.out | 2 +- tests/qemu-iotests/040 | 47 +++++++++++++++++++++++++---------- tests/qemu-iotests/041 | 37 ++++++++++++++++++--------- tests/qemu-iotests/042 | 4 +-- tests/qemu-iotests/043 | 18 +++++++------- tests/qemu-iotests/043.out | 16 +++++++----- tests/qemu-iotests/046 | 2 +- tests/qemu-iotests/046.out | 2 +- tests/qemu-iotests/050 | 4 +-- tests/qemu-iotests/050.out | 2 +- tests/qemu-iotests/051 | 2 +- tests/qemu-iotests/051.out | 2 +- tests/qemu-iotests/051.pc.out | 2 +- tests/qemu-iotests/056 | 3 ++- tests/qemu-iotests/060 | 2 +- tests/qemu-iotests/060.out | 2 +- tests/qemu-iotests/061 | 10 ++++---- tests/qemu-iotests/061.out | 10 ++++---- tests/qemu-iotests/069 | 2 +- tests/qemu-iotests/069.out | 2 +- tests/qemu-iotests/073 | 2 +- tests/qemu-iotests/073.out | 2 +- tests/qemu-iotests/082 | 16 +++++++----- tests/qemu-iotests/082.out | 16 ++++++------ tests/qemu-iotests/085 | 4 +-- tests/qemu-iotests/085.out | 6 ++--- tests/qemu-iotests/089 | 2 +- tests/qemu-iotests/089.out | 2 +- tests/qemu-iotests/095 | 4 +-- tests/qemu-iotests/095.out | 4 +-- tests/qemu-iotests/097 | 4 +-- tests/qemu-iotests/097.out | 16 ++++++------ tests/qemu-iotests/098 | 2 +- tests/qemu-iotests/098.out | 8 +++--- tests/qemu-iotests/110 | 4 +-- tests/qemu-iotests/110.out | 4 +-- tests/qemu-iotests/114 | 11 ++++++++ tests/qemu-iotests/114.out | 8 ++++++ tests/qemu-iotests/122 | 27 ++++++++++++-------- tests/qemu-iotests/122.out | 8 +++--- tests/qemu-iotests/126 | 4 +-- tests/qemu-iotests/126.out | 4 +-- tests/qemu-iotests/127 | 4 +-- tests/qemu-iotests/127.out | 4 +-- tests/qemu-iotests/129 | 3 ++- tests/qemu-iotests/133 | 2 +- tests/qemu-iotests/133.out | 2 +- tests/qemu-iotests/139 | 2 +- tests/qemu-iotests/141 | 4 +-- tests/qemu-iotests/141.out | 4 +-- tests/qemu-iotests/142 | 2 +- tests/qemu-iotests/142.out | 2 +- tests/qemu-iotests/153 | 14 +++++------ tests/qemu-iotests/153.out | 35 ++++++++++++++------------ tests/qemu-iotests/154 | 42 +++++++++++++++---------------- tests/qemu-iotests/154.out | 42 +++++++++++++++---------------- tests/qemu-iotests/155 | 12 ++++++--- tests/qemu-iotests/156 | 9 ++++--- tests/qemu-iotests/156.out | 6 ++--- tests/qemu-iotests/158 | 2 +- tests/qemu-iotests/158.out | 2 +- tests/qemu-iotests/161 | 8 +++--- tests/qemu-iotests/161.out | 8 +++--- tests/qemu-iotests/176 | 4 +-- tests/qemu-iotests/176.out | 32 ++++++++++++------------ tests/qemu-iotests/177 | 2 +- tests/qemu-iotests/177.out | 2 +- tests/qemu-iotests/179 | 2 +- tests/qemu-iotests/179.out | 2 +- tests/qemu-iotests/189 | 2 +- tests/qemu-iotests/189.out | 2 +- tests/qemu-iotests/191 | 12 ++++----- tests/qemu-iotests/191.out | 12 ++++----- tests/qemu-iotests/195 | 6 ++--- tests/qemu-iotests/195.out | 6 ++--- tests/qemu-iotests/198 | 2 +- tests/qemu-iotests/198.out | 3 ++- tests/qemu-iotests/204 | 2 +- tests/qemu-iotests/204.out | 2 +- tests/qemu-iotests/216 | 2 +- tests/qemu-iotests/224 | 4 +-- tests/qemu-iotests/225 | 2 +- tests/qemu-iotests/225.out | 2 +- tests/qemu-iotests/228 | 5 ++-- tests/qemu-iotests/245 | 3 ++- tests/qemu-iotests/249 | 4 +-- tests/qemu-iotests/249.out | 4 +-- tests/qemu-iotests/252 | 2 +- tests/qemu-iotests/257 | 3 ++- tests/qemu-iotests/267 | 4 +-- tests/qemu-iotests/267.out | 6 ++--- tests/qemu-iotests/270 | 2 +- tests/qemu-iotests/270.out | 2 +- tests/qemu-iotests/273 | 4 +-- tests/qemu-iotests/273.out | 4 +-- tests/qemu-iotests/279 | 4 +-- tests/qemu-iotests/279.out | 4 +-- 127 files changed, 509 insertions(+), 351 deletions(-) -- 2.25.1