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Re: [PATCH 03/14] swiotlb: move orig addr and size validation into swiotlb_bounce
- To: Christoph Hellwig <hch@xxxxxx>
- From: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
- Date: Wed, 17 Mar 2021 00:30:47 +0000
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- Cc: Michael Ellerman <mpe@xxxxxxxxxxxxxx>, iommu@xxxxxxxxxxxxxxxxxxxxxxxxxx, xen-devel@xxxxxxxxxxxxxxxxxxxx, Claire Chang <tientzu@xxxxxxxxxxxx>, linuxppc-dev@xxxxxxxxxxxxxxxx, Dongli Zhang <dongli.zhang@xxxxxxxxxx>
- Delivery-date: Wed, 17 Mar 2021 00:31:11 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On Mon, Mar 01, 2021 at 08:44:25AM +0100, Christoph Hellwig wrote:
> Move the code to find and validate the original buffer address and size
> from the callers into swiotlb_bounce. This means a tiny bit of extra
> work in the swiotlb_map path, but avoids code duplication and a leads to
> a better code structure.
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
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