netdev - Re: nfs stalls over loopback interface (no sk_data

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Message-ID: <20141030190035.GA23129@infradead.org>
Date:	Thu, 30 Oct 2014 12:00:35 -0700
From:	Christoph Hellwig <hch@...radead.org>
To:	Jeff Layton <jeff.layton@...marydata.com>
Cc:	netdev@...r.kernel.org, Christoph Hellwig <hch@...radead.org>,
	Linux NFS Mailing List <linux-nfs@...r.kernel.org>,
	Bruce Fields <bfields@...ldses.org>,
	Trond Myklebust <trond.myklebust@...marydata.com>
Subject: Re: nfs stalls over loopback interface (no sk_data_ready events?)

On Wed, Oct 29, 2014 at 10:21:23AM -0400, Jeff Layton wrote:
> Looks some change that went into -rc2 has fixed the problem for me.
> Christoph, can you confirm that this no longer occurs with -rc2?

I can't reproduce it anymore on -rc2.


However:

generic/133 fails fairly reliably with:

	 Buffered writer, buffered reader
	+pread64: Device or resource busy


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