Re: [PATCH 13/15] swiotlb: merge swiotlb-xen initialization into swiotlb
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- To: Christoph Hellwig <hch@xxxxxx>
- Subject: Re: [PATCH 13/15] swiotlb: merge swiotlb-xen initialization into swiotlb
- From: Stefano Stabellini <sstabellini@xxxxxxxxxx>
- Date: Mon, 14 Mar 2022 17:00:02 -0700 (PDT)
- Cc: iommu@xxxxxxxxxxxxxxxxxxxxxxxxxx, x86@xxxxxxxxxx, Anshuman Khandual <anshuman.khandual@xxxxxxx>, Tom Lendacky <thomas.lendacky@xxxxxxx>, Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>, Juergen Gross <jgross@xxxxxxxx>, Joerg Roedel <joro@xxxxxxxxxx>, David Woodhouse <dwmw2@xxxxxxxxxxxxx>, Lu Baolu <baolu.lu@xxxxxxxxxxxxxxx>, Robin Murphy <robin.murphy@xxxxxxx>, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, xen-devel@xxxxxxxxxxxxxxxxxxxx, linux-ia64@xxxxxxxxxxxxxxx, linux-mips@xxxxxxxxxxxxxxx, linuxppc-dev@xxxxxxxxxxxxxxxx, linux-riscv@xxxxxxxxxxxxxxxxxxx, linux-s390@xxxxxxxxxxxxxxx, linux-hyperv@xxxxxxxxxxxxxxx, tboot-devel@xxxxxxxxxxxxxxxxxxxxx, linux-pci@xxxxxxxxxxxxxxx
- In-reply-to: <20220314073129.1862284-14-hch@lst.de>
- References: <20220314073129.1862284-1-hch@lst.de> <20220314073129.1862284-14-hch@lst.de>
- User-agent: Alpine 2.22 (DEB 394 2020-01-19)
On Mon, 14 Mar 2022, Christoph Hellwig wrote:
> Reuse the generic swiotlb initialization for xen-swiotlb. For ARM/ARM64
> this works trivially, while for x86 xen_swiotlb_fixup needs to be passed
> as the remap argument to swiotlb_init_remap/swiotlb_init_late.
>
> Signed-off-by: Christoph Hellwig <hch@xxxxxx>
For arch/arm/xen and drivers/xen/swiotlb-xen.c
Reviewed-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>
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