On 02.12.2016 20:22, Eric Blake wrote: > Use blkdebug's new geometry constraints to emulate setups that > have caused recent regression fixes: write zeroes asserting > when running through a loopback block device with max-transfer > smaller than cluster size, and discard rounding away portions > of requests not aligned to preferred boundaries. Also, add > coverage that the block layer is honoring max transfer limits. > > For now, a single iotest performs all actions, with the idea > that we can add future blkdebug constraint test cases in the > same file; but it can be split into multiple iotests if we find > reason to run one portion of the test in more setups than what > are possible in the other. > > Signed-off-by: Eric Blake <ebl...@redhat.com> > > --- > v3: make comments tied more to test at hand, rather than the > particular hardware that led to the earlier patches being tested > v2: new patch > --- > tests/qemu-iotests/173 | 115 > +++++++++++++++++++++++++++++++++++++++++++++ > tests/qemu-iotests/173.out | 49 +++++++++++++++++++ > tests/qemu-iotests/group | 1 + > 3 files changed, 165 insertions(+) > create mode 100755 tests/qemu-iotests/173 > create mode 100644 tests/qemu-iotests/173.out
Reviewed-by: Max Reitz <mre...@redhat.com>
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