Re: [Qemu-devel] [PATCH v4 7/7] tests: Add coverage for recent block geometry fixes

2017-01-28 Thread Max Reitz
On 20.12.2016 20:15, 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

[Qemu-devel] [PATCH v4 7/7] tests: Add coverage for recent block geometry fixes

2016-12-20 Thread Eric Blake
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. A