v2.5.1.11 -> v2.5.2

- Matt Domsch: combine common crc32 library
- Pete Zaitcev: ymfpci update
- Davide Libenzi: scheduler improvements
- Al Viro: almost there: "struct block_device *" everywhere
- Richard Gooch: devfs cpqarray update, race fix
- Rusty Russell: PATH_MAX should include the final '0' count
- David Miller: various random updates (mainly net and sparc)
317 files changed