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Date:	Fri, 3 Oct 2008 21:38:44 +0200 (CEST)
From:	Thomas Gleixner <>
To:	Jiri Kosina <>
cc:	Linus Torvalds <>,
	Jesse Brandeburg <>,,,,,,
	Jeff Garzik <>
Subject: Re: [PATCH 2.6.27-rc8 5/6] e1000e: debug contention on NVM SWFLAG

On Fri, 3 Oct 2008, Jiri Kosina wrote:
> On Fri, 3 Oct 2008, Linus Torvalds wrote:
> > > The debugging message is racy anyway with respect to accessing 
> > > nvm_owner, right? It should be done after the mutex has been 
> > > succesfully acquired.
> > It's done that way on purpose - to see who _could_ be racing.
> I know. I just wanted to point out that we probably don't want the patch 
> in 2.6.27 in this form, users wouldn't like to have warning in their logs 
> every time mutex is not acquired on a first attempt :)

Yeah, it should go before .27 final. It now just gathers data as
people actually care about warn_ons or they are even caught
automatically via kernel oops.


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