Re: [PATCH] NFS: Fix RCU warnings in nfs_inode_return_delegation_noreclaim() [ver #2]

From: David Howells
Date: Thu Apr 01 2010 - 12:33:59 EST

Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx> wrote:

> So you have objected to needless memory barriers. How do you feel
> about possibly needless ACCESS_ONCE() calls?

That would work here since it shouldn't emit any excess instructions.

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