On Wed, 2007-01-17 at 16:54 -0500, Trond Myklebust wrote:
> On Wed, 2007-01-17 at 22:52 +0100, Peter Zijlstra wrote:
>
> > >
> > > > Index: linux-2.6-git/fs/inode.c
> > > > ===================================================================
> > > > --- linux-2.6-git.orig/fs/inode.c 2007-01-12 08:03:47.000000000 +0100
> > > > +++ linux-2.6-git/fs/inode.c 2007-01-12 08:53:26.000000000 +0100
> > > > @@ -81,6 +81,7 @@ static struct hlist_head *inode_hashtabl
> > > > * the i_state of an inode while it is in use..
> > > > */
> > > > DEFINE_SPINLOCK(inode_lock);
> > > > +EXPORT_SYMBOL_GPL(inode_lock);
> > >
> > > Hmmm... Commits to all NFS servers will be globally serialized via the
> > > inode_lock?
> >
> > Hmm, right, thats not good indeed, I can pull the call to
> > nfs_commit_list() out of that loop.
>
> There is no reason to modify any of the commit stuff. Please just drop
> that code.
I though you agreed to flushing commit pages when hitting the dirty page
limit.
Or would you rather see a notifier chain from congestion_wait() calling
into the various NFS mounts?
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