linux-kernel - Re: [PATCH] dmaengine: bcm2835-dma: Convert to use DMA pool

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Message-ID: <20151205100804.GY1854@localhost>
Date:	Sat, 5 Dec 2015 15:38:04 +0530
From:	Vinod Koul <vinod.koul@...el.com>
To:	Peter Ujfalusi <peter.ujfalusi@...com>
Cc:	swarren@...dotorg.org, lee@...nel.org, eric@...olt.net,
	dan.j.williams@...el.com, dmaengine@...r.kernel.org,
	linux-rpi-kernel@...ts.infradead.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] dmaengine: bcm2835-dma: Convert to use DMA pool

On Mon, Nov 16, 2015 at 01:09:03PM +0200, Peter Ujfalusi wrote:
> f93178291712 dmaengine: bcm2835-dma: Fix memory leak when stopping a
> 	     running transfer
> 
> Fixed the memleak, but introduced another issue: the terminate_all callback
> might be called with interrupts disabled and the dma_free_coherent() is
> not allowed to be called when IRQs are disabled.
> Convert the driver to use dma_pool_* for managing the list of control
> blocks for the transfer.

Applied, thanks

-- 
~Vinod
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