msysgit/git — pull request #7 by theoleblond (2012-05-14 03:22:30+00:00)
Title: Sleep 1 millisecond in poll() to avoid busy wait

Even though it's a very short sleep, it's enough to eliminate the high CPU usage, without causing any noticeable slow down.

More discussions on https://groups.google.com/forum/?fromgroups#!topic/msysgit/CXeizBCmFUE