On 9/27/18 12:23 PM, John Snow wrote:


On 09/26/2018 11:11 PM, Eric Blake wrote:
We need an accurate count of the number of bits set in a bitmap
after a merge. In particular, since the merge operation short-circuits
a merge from an empty source, if you have bitmaps A, B, and C where
B started empty, then merge C into B, and B into A, an inaccurate
count meant that A did not get the contents of C.



OK, tests coming up. Thanks for the CC to stable.

Did we ever add tests for this yet?

--
Eric Blake, Principal Software Engineer
Red Hat, Inc.           +1-919-301-3266
Virtualization:  qemu.org | libvirt.org

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