From: eric@anholt.net (Eric Anholt)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 05/10] dmaengine: bcm2835-dma: Use vchan_terminate_vdesc() instead of desc_free
Date: Wed, 15 Nov 2017 10:53:57 -0800 [thread overview]
Message-ID: <87k1yr4blm.fsf@anholt.net> (raw)
In-Reply-To: <20171114143212.8311-6-peter.ujfalusi@ti.com>
Peter Ujfalusi <peter.ujfalusi@ti.com> writes:
> To avoid race with vchan_complete, use the race free way to terminate
> running transfer.
>
> Implement the device_synchronize callback to make sure that the terminated
> descriptor is freed.
>
> CC: Martin Sperl <kernel@martin.sperl.org>
> CC: Eric Anholt <eric@anholt.net>
> Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
I haven't fully followed the series, but thanks for porting your fix to
other platforms!
Acked-by: Eric Anholt <eric@anholt.net>
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From: Eric Anholt <eric@anholt.net>
To: Peter Ujfalusi <peter.ujfalusi@ti.com>, vinod.koul@intel.com
Cc: linux-arm-kernel@lists.infradead.org, dmaengine@vger.kernel.org,
linux-kernel@vger.kernel.org, lars@metafoo.de,
Martin Sperl <kernel@martin.sperl.org>
Subject: Re: [PATCH 05/10] dmaengine: bcm2835-dma: Use vchan_terminate_vdesc() instead of desc_free
Date: Wed, 15 Nov 2017 10:53:57 -0800 [thread overview]
Message-ID: <87k1yr4blm.fsf@anholt.net> (raw)
In-Reply-To: <20171114143212.8311-6-peter.ujfalusi@ti.com>
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Peter Ujfalusi <peter.ujfalusi@ti.com> writes:
> To avoid race with vchan_complete, use the race free way to terminate
> running transfer.
>
> Implement the device_synchronize callback to make sure that the terminated
> descriptor is freed.
>
> CC: Martin Sperl <kernel@martin.sperl.org>
> CC: Eric Anholt <eric@anholt.net>
> Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
I haven't fully followed the series, but thanks for porting your fix to
other platforms!
Acked-by: Eric Anholt <eric@anholt.net>
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next prev parent reply other threads:[~2017-11-15 18:53 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-14 14:32 [PATCH 00/10] dmaengine: fix race with vchan_complete Peter Ujfalusi
2017-11-14 14:32 ` Peter Ujfalusi
2017-11-14 14:32 ` [PATCH 01/10] dmaengine: virt-dma: Add helper to free/reuse a descriptor Peter Ujfalusi
2017-11-14 14:32 ` Peter Ujfalusi
2017-11-15 7:49 ` Linus Walleij
2017-11-15 7:49 ` Linus Walleij
2017-11-14 14:32 ` [PATCH 02/10] dmaengine: virt-dma: Support for race free transfer termination Peter Ujfalusi
2017-11-14 14:32 ` Peter Ujfalusi
2017-11-15 7:50 ` Linus Walleij
2017-11-15 7:50 ` Linus Walleij
2017-11-14 14:32 ` [PATCH 03/10] dmaengine: omap-dma: Use vchan_terminate_vdesc() instead of desc_free Peter Ujfalusi
2017-11-14 14:32 ` Peter Ujfalusi
2017-11-14 14:32 ` [PATCH 04/10] dmaengine: edma: " Peter Ujfalusi
2017-11-14 14:32 ` Peter Ujfalusi
2017-11-14 14:32 ` [PATCH 05/10] dmaengine: bcm2835-dma: " Peter Ujfalusi
2017-11-14 14:32 ` Peter Ujfalusi
2017-11-15 18:53 ` Eric Anholt [this message]
2017-11-15 18:53 ` Eric Anholt
2017-11-21 11:42 ` Peter Ujfalusi
2017-11-21 11:42 ` Peter Ujfalusi
2017-11-14 14:32 ` [PATCH 06/10] dmaengine: dma-jz4780: " Peter Ujfalusi
2017-11-14 14:32 ` Peter Ujfalusi
2017-11-14 14:32 ` [PATCH 07/10] dmaengine: amba-pl08x: " Peter Ujfalusi
2017-11-14 14:32 ` Peter Ujfalusi
2017-11-15 7:48 ` Linus Walleij
2017-11-15 7:48 ` Linus Walleij
2017-11-14 14:32 ` [PATCH 08/10] dmaengine: img-mdc-dma: " Peter Ujfalusi
2017-11-14 14:32 ` Peter Ujfalusi
2017-11-14 14:32 ` [PATCH 09/10] dmaengine: k3dma: " Peter Ujfalusi
2017-11-14 14:32 ` Peter Ujfalusi
2017-11-15 4:06 ` zhangfei
2017-11-15 4:06 ` zhangfei
2017-11-14 14:32 ` [PATCH 10/10] dmaengine: s3c24xx-dma: " Peter Ujfalusi
2017-11-14 14:32 ` Peter Ujfalusi
2017-11-14 14:47 ` [PATCH 00/10] dmaengine: fix race with vchan_complete Peter Ujfalusi
2017-11-14 14:47 ` Peter Ujfalusi
2017-12-04 17:07 ` Vinod Koul
2017-12-04 17:07 ` Vinod Koul
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