linux-kernel - Re: [PATCH] Add source address to sunrpc svc errors

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Date:	Mon, 27 Aug 2007 17:43:33 -0400
From:	"J. Bruce Fields" <bfields@...ldses.org>
To:	"Dr. David Alan Gilbert" <linux@...blig.org>
Cc:	Randy Dunlap <randy.dunlap@...cle.com>, neilb@...e.de,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Add source address to sunrpc svc errors

On Sat, Aug 25, 2007 at 04:09:27PM +0100, Dr. David Alan Gilbert wrote:
>   This patch adds the address of the client that caused an
> error in sunrpc/svc.c so that you get errors that look like:
> 
> svc: 192.168.66.28, port=709: unknown version (3 for prog 100003, nfsd)
> 
> I've seen machines which get bunches of unknown version or similar
> errors from time to time, and while the recent patch to add
> the service helps to find which service has the wrong version it doesn't
> help find the potentially bad client.

Looks like a reasonable idea to me, thanks!  Any objection to just
calling it "svc_printk" instead of "svc_printkerr"?

I also wonder whether these shouldn't all be dprintk's instead of
printk's.  One misbehaving client could create a lot of noise in the
logs.

--b.
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