Linus Torvalds wrote: > It doesn't need to. The RCU lookup looks at individual dentry sequence > numbers and doesn't care about the bigger rename sequence number at > all.
Right; it's sequential. > The fallback (if you hit one of the very very rare races, or if you > hit a symlink) ends up doing per-path-component lookups under the > rename sequence lock, but for it, read-locking it until it succeeds is > the right thing to do. No, it's write-locking. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
