linux-kernel - Re: [PATCH 2/2] dma:of: Use a mutex to protect the of_dma

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Message-Id: <201304200113.02908.arnd@arndb.de>
Date:	Sat, 20 Apr 2013 01:13:02 +0200
From:	Arnd Bergmann <arnd@...db.de>
To:	Jon Hunter <jon-hunter@...com>
Cc:	"Lars-Peter Clausen" <lars@...afoo.de>,
	Vinod Koul <vinod.koul@...el.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] dma:of: Use a mutex to protect the of_dma_list

On Saturday 20 April 2013, Jon Hunter wrote:
> Change also means that of_dma_request_slave_channel() cannot be called
> from a context where it is not possible to sleep too, right? May be
> worth mentioning this in the changelog as well.

You already cannot do that, because it requires dma_list_mutex.

	Arnd
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