tree 5e60a4b64ca5b159ecd2041f26ad66f494c1578a
parent d2b70dcb8b89dd33b8bc80630f9aae93742217be
author sewardj <sewardj@a5019735-40e9-0310-863c-91ae7b9d1cf9> 1129316745 +0000
committer sewardj <sewardj@a5019735-40e9-0310-863c-91ae7b9d1cf9> 1129316745 +0000

Add a large comment giving an overview of what it does and how it
works.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@4924 a5019735-40e9-0310-863c-91ae7b9d1cf9