tree 1fb2ea7c95ce4cf06cf3c1c18d972a3b8a4821b4
parent dbc0525b23653a425fcd7532d04eecc32d138b9d
author Elliott Hughes <enh@google.com> 1315594898 -0700
committer Elliott Hughes <enh@google.com> 1315594898 -0700

Take into account that our stacks grow down.

And lose the term "high water mark", since it confused everyone who
looked at the previous change. The netural "stack end" seems like our
least worst choice.

Change-Id: Ic9587c1ed72b671249904ac8688b7ddd38a99648