linux-kernel - Re: [PATCH 00/31] tty: BKL removal

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Message-ID: <20100602231029.GA12238@suse.de>
Date:	Wed, 2 Jun 2010 16:10:29 -0700
From:	Greg KH <gregkh@...e.de>
To:	Arnd Bergmann <arnd@...db.de>
Cc:	linux-kernel@...r.kernel.org, Alan Cox <alan@...rguk.ukuu.org.uk>,
	Frederic Weisbecker <fweisbec@...il.com>,
	John Kacur <jkacur@...hat.com>
Subject: Re: [PATCH 00/31] tty: BKL removal

On Thu, Jun 03, 2010 at 12:16:44AM +0200, Arnd Bergmann wrote:
> On Tuesday 01 June 2010 22:52:40 Arnd Bergmann wrote:
> > Hi Greg,
> > 
> > As promised, here is a resend of the patches from
> > both Alan and myself, making the BKL optional
> > in the TTY layer. Please apply to your tty-next
> > tree.
> 
> FWIW, I've documented what I've learned about the BKL (now BTM)
> locking in the tty code, see
> http://kernelnewbies.org/BigKernelLock?action=AttachFile&do=view&target=tty_lock.png
> 
> I hope that helps in the process of killing the BTM itself.

Very cool, thanks for documenting this.  I'll queue up your patches in a
few days.

greg k-h
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