Re: NFS lockdep lock misordering mmap_sem<->i_mutex_key with2.6.32-git1

[Andi Kleen]

> afaik, no revalidate mean "I don't mind the file was already removed
> at server, I only care client handle".
> 
> What's happen if we mmap removed file? 

I thought NFS only provided consistency around open/close/msync, not around
mmap? I've never been aware of mmap being a synchronization point.

-Andi
-- 
ak@xxxxxxxxxxxxxxx -- Speaking for myself only.
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