Re: [PATCH/RFC] driver core: Postpone DMA tear-down until after devres release

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To: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
Subject: Re: [PATCH/RFC] driver core: Postpone DMA tear-down until after devres release
From: Christoph Hellwig <hch@xxxxxx>
Date: Fri, 8 Feb 2019 08:52:26 +0100
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>, Robin Murphy <robin.murphy@xxxxxxx>, Christoph Hellwig <hch@xxxxxx>, Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>, Joerg Roedel <joro@xxxxxxxxxx>, "Rafael J . Wysocki" <rafael@xxxxxxxxxx>, iommu@xxxxxxxxxxxxxxxxxxxxxxxxxx, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, linux-renesas-soc@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx
In-reply-to: <20190207193653.18221-1-geert+renesas@glider.be>
References: <20190207193653.18221-1-geert+renesas@glider.be>
User-agent: Mutt/1.5.17 (2007-11-01)

Yes, we should not reset the DMA ops before releasing all resources:

Acked-by: Christoph Hellwig <hch@xxxxxx>

References:
- [PATCH/RFC] driver core: Postpone DMA tear-down until after devres release
  - From: Geert Uytterhoeven

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