tree dcac32f706172f55bc2b26db35390e5c9fefc0a7
parent df09f80cf43981ef0d96826ee5b879864029184c
author Daniel Zheng <zhengdaniel@google.com> 1707783577 -0800
committer Daniel Zheng <zhengdaniel@google.com> 1708666727 -0800

libsnapshot: stride compression

Alternate dispatching blocks between threads rather than splitting the
data beforehand and then sending to threads in order to ensure that
single threading + multithreading chunks data at the same locations.
Without this change, the resulting op count + data section of the cow
will differ between --enable-threading && --disable-threading at
runtime, which is a result we don't want

Test: th
Change-Id: I3ed8add0552745a281fce2aa7f1d1d32eb547e63