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From: David Brownell <david-b@pacbell.net>
To: Tony Lindgren <tony@atomide.com>
Cc: Russell King - ARM Linux <linux@arm.linux.org.uk>,
	linux-arm-kernel@lists.arm.linux.org.uk,
	"Stanley.Miao" <stanley.miao@windriver.com>,
	linux-omap@vger.kernel.org
Subject: Re: [PATCH 2/9] ARM: OMAP: Fix McBSP spin_lock deadlock
Date: Wed, 28 Jan 2009 18:05:38 -0800	[thread overview]
Message-ID: <200901281805.38609.david-b@pacbell.net> (raw)
In-Reply-To: <20090129005127.GW32148@atomide.com>

On Wednesday 28 January 2009, Tony Lindgren wrote:
> 
> > > AFAIK it happens in the mainline with CONFIG_PREMEPT and ASoC.
> > 
> > I thought it was just spinlock debugging, period.

... on top of ASoC, yes.

 
> Yeah right, that's all there is to it. Without ASoC there may not be
> any McBSP users.. And to see the warnings spinlock debugging is needed.

And, as I understand, it works OK without spinlock debugging.

Some of us leave that on all the time though, which means that
OMAP3 ALSA support is more heard "of" than heard.  ;)

- Dave



  reply	other threads:[~2009-01-29  2:05 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-01-28 18:21 [PATCH 0/9] Omap fixes for 2.6.29-rc series, also one arm generic fix Tony Lindgren
2009-01-28 18:23 ` [PATCH 1/9] ARM: Do early I/O mapping if spinlock debugging is enabled Tony Lindgren
2009-01-28 18:53   ` Russell King - ARM Linux
2009-01-28 23:51     ` David Brownell
2009-01-29 16:52       ` Tony Lindgren
2009-01-28 18:24 ` [PATCH 2/9] ARM: OMAP: Fix McBSP spin_lock deadlock Tony Lindgren
2009-01-28 19:27   ` Russell King - ARM Linux
2009-01-28 21:28     ` Tony Lindgren
2009-01-28 23:53       ` David Brownell
2009-01-29  0:51         ` Tony Lindgren
2009-01-29  2:05           ` David Brownell [this message]
2009-01-28 18:25 ` [PATCH 3/9] ARM: OMAP: Fix race in OMAP2/3 DMA IRQ handling Tony Lindgren
2009-01-28 18:26 ` [PATCH 4/9] ARM: OMAP: DMA: Fix uninitialized channel flags Tony Lindgren
2009-01-28 18:28 ` [PATCH 5/9] ARM: OMAP: Fix omap34xx revision detection for ES3.1 Tony Lindgren
2009-01-28 18:29 ` [PATCH 6/9] ARM: OMAP: Fix hsmmc init Tony Lindgren
2009-01-28 19:08   ` Russell King - ARM Linux
2009-01-29 18:48     ` [PATCH 6/9] ARM: OMAP: Fix hsmmc init, v2 Tony Lindgren
2009-01-28 18:30 ` [PATCH 7/9] ARM: OMAP: gptimer min_delta_ns corrected Tony Lindgren
2009-01-28 18:32 ` [PATCH 8/9] ARM: OMAP: Mask interrupts when disabling interrupts Tony Lindgren
2009-01-28 18:58   ` Russell King - ARM Linux
2009-01-28 19:07     ` [PATCH 8/9] ARM: OMAP: Mask interrupts when disabling interrupts, v2 Tony Lindgren
2009-01-28 18:33 ` [PATCH 9/9] ARM: OMAP: fix fault in enter_full_retention() Tony Lindgren
2009-01-28 19:21 ` [PATCH 0/9] Omap fixes for 2.6.29-rc series, also one arm generic fix Russell King - ARM Linux
2009-01-29 18:49   ` git pull request for omap-fixes (Re: [PATCH 0/9] Omap fixes for 2.6.29-rc series, also one arm generic fix) Tony Lindgren

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