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Groups > linux.kernel > #1208731
| From | Vinod Koul <vinod.koul@intel.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH] dmaengine: fix balance of privatecnt inc/dec operations |
| Date | 2015-08-17 19:20 +0200 |
| Message-ID | <pYweK-5m4-23@gated-at.bofh.it> (permalink) |
| References | <pUN4u-557-13@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
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 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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[PATCH] dmaengine: fix balance of privatecnt inc/dec operations Robert Baldyga <r.baldyga@samsung.com> - 2015-08-07 12:30 +0200 Re: [PATCH] dmaengine: fix balance of privatecnt inc/dec operations Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2015-08-10 02:20 +0200 Re: [PATCH] dmaengine: fix balance of privatecnt inc/dec operations Vinod Koul <vinod.koul@intel.com> - 2015-08-17 19:20 +0200
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