[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [RFC PATCH v3 2/6] swiotlb: Add restricted DMA pool
- To: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
- From: Claire Chang <tientzu@xxxxxxxxxxxx>
- Date: Fri, 8 Jan 2021 01:39:18 +0800
- Cc: Rob Herring <robh+dt@xxxxxxxxxx>, mpe@xxxxxxxxxxxxxx, benh@xxxxxxxxxxxxxxxxxxx, paulus@xxxxxxxxx, "list@xxxxxxx:IOMMU DRIVERS <iommu@xxxxxxxxxxxxxxxxxxxxxxxxxx>, Joerg Roedel <joro@xxxxxxxxxx>," <joro@xxxxxxxxxx>, will@xxxxxxxxxx, Frank Rowand <frowand.list@xxxxxxxxx>, boris.ostrovsky@xxxxxxxxxx, jgross@xxxxxxxx, sstabellini@xxxxxxxxxx, Christoph Hellwig <hch@xxxxxx>, Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>, Robin Murphy <robin.murphy@xxxxxxx>, grant.likely@xxxxxxx, xypron.glpk@xxxxxx, Thierry Reding <treding@xxxxxxxxxx>, mingo@xxxxxxxxxx, bauerman@xxxxxxxxxxxxx, peterz@xxxxxxxxxxxxx, Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx>, Saravana Kannan <saravanak@xxxxxxxxxx>, rafael.j.wysocki@xxxxxxxxx, heikki.krogerus@xxxxxxxxxxxxxxx, Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>, rdunlap@xxxxxxxxxxxxx, dan.j.williams@xxxxxxxxx, Bartosz Golaszewski <bgolaszewski@xxxxxxxxxxxx>, linux-devicetree <devicetree@xxxxxxxxxxxxxxx>, lkml <linux-kernel@xxxxxxxxxxxxxxx>, linuxppc-dev@xxxxxxxxxxxxxxxx, "list@xxxxxxx:IOMMU DRIVERS <iommu@xxxxxxxxxxxxxxxxxxxxxxxxxx>, Joerg Roedel <joro@xxxxxxxxxx>," <iommu@xxxxxxxxxxxxxxxxxxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx, Tomasz Figa <tfiga@xxxxxxxxxxxx>, Nicolas Boichat <drinkcat@xxxxxxxxxxxx>
- Delivery-date: Thu, 07 Jan 2021 17:47:18 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
Hi Greg and Konrad,
This change is intended to be non-arch specific. Any arch that lacks DMA access
control and has devices not behind an IOMMU can make use of it. Could you share
why you think this should be arch specific?
Thanks!
|
