From: Vinod Koul <vinod.koul@intel.com>
To: Robert Baldyga <r.baldyga@samsung.com>
Cc: dan.j.williams@intel.com, dmaengine@vger.kernel.org,
linux-kernel@vger.kernel.org, m.szyprowski@samsung.com,
k.kozlowski@samsung.com
Subject: Re: [PATCH] dmaengine: fix balance of privatecnt inc/dec operations
Date: Mon, 17 Aug 2015 22:48:31 +0530 [thread overview]
Message-ID: <20150817171831.GR13546@localhost> (raw)
In-Reply-To: <1438943207-4840-1-git-send-email-r.baldyga@samsung.com>
On Fri, Aug 07, 2015 at 12:26:47PM +0200, Robert Baldyga wrote:
> This patch increments privatecnt value and set DMA_PRIVATE in device
> caps in dma_request_slave_channel() function. This is needed to keep
> privatecnt increment/decrement balance.
>
> As function dma_release_channel() decrements privatecnt counter, we need
> to increment it when channel is requested. Otherwise privatecnt drops
> into negatives after few dma_release_channel() calls.
Applied, thanks
--
~Vinod
prev parent reply other threads:[~2015-08-17 17:16 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-07 10:26 [PATCH] dmaengine: fix balance of privatecnt inc/dec operations Robert Baldyga
2015-08-10 0:14 ` Krzysztof Kozlowski
2015-08-17 17:18 ` Vinod Koul [this message]
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