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Re: [PATCH v5 00/14] Remove DMA map_page/map_resource and their unmap callbacks
- To: Leon Romanovsky <leon@xxxxxxxxxx>, Robin Murphy <robin.murphy@xxxxxxx>, Russell King <linux@xxxxxxxxxxxxxxx>, Juergen Gross <jgross@xxxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Oleksandr Tyshchenko <oleksandr_tyshchenko@xxxxxxxx>, Richard Henderson <richard.henderson@xxxxxxxxxx>, Matt Turner <mattst88@xxxxxxxxx>, Thomas Bogendoerfer <tsbogend@xxxxxxxxxxxxxxxx>, "James E.J. Bottomley" <James.Bottomley@xxxxxxxxxxxxxxxxxxxxx>, Helge Deller <deller@xxxxxx>, Madhavan Srinivasan <maddy@xxxxxxxxxxxxx>, Michael Ellerman <mpe@xxxxxxxxxxxxxx>, Nicholas Piggin <npiggin@xxxxxxxxx>, Christophe Leroy <christophe.leroy@xxxxxxxxxx>, Geoff Levand <geoff@xxxxxxxxxxxxx>, "David S. Miller" <davem@xxxxxxxxxxxxx>, Andreas Larsson <andreas@xxxxxxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxxxxx>, Ingo Molnar <mingo@xxxxxxxxxx>, Borislav Petkov <bp@xxxxxxxxx>, Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>, x86@xxxxxxxxxx, "H. Peter Anvin" <hpa@xxxxxxxxx>
- From: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>
- Date: Mon, 20 Oct 2025 18:27:32 +0200
- Cc: iommu@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, xen-devel@xxxxxxxxxxxxxxxxxxxx, linux-alpha@xxxxxxxxxxxxxxx, linux-mips@xxxxxxxxxxxxxxx, linux-parisc@xxxxxxxxxxxxxxx, linuxppc-dev@xxxxxxxxxxxxxxxx, sparclinux@xxxxxxxxxxxxxxx, Magnus Lindholm <linmag7@xxxxxxxxx>, Jason Gunthorpe <jgg@xxxxxxxx>
- Delivery-date: Mon, 20 Oct 2025 16:27:51 +0000
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- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
Dear All,
On 15.10.2025 11:12, Leon Romanovsky wrote:
> This series is a combination of previous two steps [1, 2] to reduce
> number of accesses to struct page in the code "below" DMA layer.
>
> In this series, the DMA .map_page/.map_resource/.unmap_page/.unmap_resource
> callbacks are converted to newly introduced .map_phys/.unmap_phys interfaces.
I would like to have some acks from respective arch maintainers before
applying this patchset.
Best regards
--
Marek Szyprowski, PhD
Samsung R&D Institute Poland
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