Date: Thu, 10 Jun 2004 14:00:44 -0700
From: "Randy.Dunlap" <rddunlap@osdl.org>
To: Jan-Benedict Glaw <jbglaw@lug-owl.de>
Cc: linux-kernel@vger.kernel.org, moilanen@austin.ibm.com
Subject: Re: [PATCH][RFC] Spinlock-timeout
Message-Id: <20040610140044.386c0553.rddunlap@osdl.org>
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On Thu, 10 Jun 2004 21:24:30 +0200 Jan-Benedict Glaw wrote:

| On Thu, 2004-06-10 13:44:52 -0500, Jake Moilanen <moilanen@austin.ibm.com>
| wrote in message <1086893091.3476.37.camel@dyn95394175.austin.ibm.com>:
| > On Sat, 2004-06-05 at 15:51, Jan-Benedict Glaw wrote:
| > > On Sat, 2004-06-05 15:31:26 -0500, Jake Moilanen <moilanen@austin.ibm.com>
| > > wrote in message <1086467486.20906.59.camel@dhcp-client215.upt.austin.ibm.com>:
| > > > Here's a patch that will BUG() when a spinlock is held for longer then X
| > > > seconds.  It is useful for catching deadlocks since not all archs have a
| > > > NMI watchdog.  
| > > I like the idea. However, I don't like touching all arch's Kconfig
| > > files. I think it's better to either put this into ./lib/Kconfig (well,
| > > doesn't really fit there), ot (even better:) put it into the Debug
| > > Kconfig file.
| > 
| > I think you're right that lib/Kconfig would not be the right place, but
| > I don't think there is a debug Kconfig.  I tried keeping the Kconfig
| 
| Not yet:) Somebody is working towards getting all the different debug
| options into a central Kconfig file. This was on LKML some four weeks
| ago...
| 
| > additions w/ CONFIG_DEBUG_SPINLOCK.  The other option is to make a debug
| > Kconfig, but every arch seems pretty different in what they have for
| > their debug section.
| 
| As I said, it's been worked on:)

Yes, I'll make a new version soon....

--
~Randy
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