linux-kernel - Re: [PATCH] NFS regression in 2.6.26?, "task blocked for more than 120 seconds"

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Date:	Sat, 01 Nov 2008 11:45:27 +0000
From:	Ian Campbell <ijc@...lion.org.uk>
To:	Max Kellermann <mk@...all.com>
Cc:	linux-kernel@...r.kernel.org, gcosta@...hat.com,
	Grant Coady <grant_lkml@...o.com.au>,
	Trond Myklebust <trond.myklebust@....uio.no>,
	"J. Bruce Fields" <bfields@...ldses.org>,
	Tom Tucker <tom@...ngridcomputing.com>
Subject: Re: [PATCH] NFS regression in 2.6.26?, "task blocked for more than
	120 seconds"

On Mon, 2008-10-20 at 07:27 +0100, Ian Campbell wrote:
> So far I have bisected down to this range and am currently testing
> acee478 which has been up for >4days.

Another update. It has now bisected down to a small range 

7272dcd31d56580dee7693c21e369fd167e137fe SUNRPC: xprt_autoclose() should not call xprt_disconnect()
e06799f958bf7f9f8fae15f0c6f519953fb0257c SUNRPC: Use shutdown() instead of close() when disconnecting a TCP socket
ef80367071dce7d2533e79ae8f3c84ec42708dc8 SUNRPC: TCP clear XPRT_CLOSE_WAIT when the socket is closed for writes
3b948ae5be5e22532584113e2e02029519bbad8f SUNRPC: Allow the client to detect if the TCP connection is closed
67a391d72ca7efb387c30ec761a487e50a3ff085 SUNRPC: Fix TCP rebinding logic
66af1e558538137080615e7ad6d1f2f80862de01 SUNRPC: Fix a race in xs_tcp_state_change()

I'm currently testing 3b948ae5be5e22532584113e2e02029519bbad8f.

7272dcd31d56580dee7693c21e369fd167e137fe repro'd in half a day while
ef818a28fac9bd214e676986d8301db0582b92a9 (parent of
66af1e558538137080615e7ad6d1f2f80862de01) survived for 7 days.

Ian.
-- 
Ian Campbell

There is no delight the equal of dread.  As long as it is somebody
else's.
		-- Clive Barker

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