Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > linux.kernel > #1740806 > unrolled thread

Re: [PATCH] iommu/io-pgtable-arm-v7s: Need dma-sync while there is no QUIRK_NO_DMA

Started byJoerg Roedel <joro@8bytes.org>
First post2017-09-27 17:00 +0200
Last post2017-09-27 17:00 +0200
Articles 1 — 1 participant

Back to article view | Back to linux.kernel

This discussion starts older than the indexed window; earlier articles aren't shown. The article labeled Started by below is the oldest one visible, not the original post.


Contents

  Re: [PATCH] iommu/io-pgtable-arm-v7s: Need dma-sync while there is  no QUIRK_NO_DMA Joerg Roedel <joro@8bytes.org> - 2017-09-27 17:00 +0200

#1740806 — Re: [PATCH] iommu/io-pgtable-arm-v7s: Need dma-sync while there is no QUIRK_NO_DMA

FromJoerg Roedel <joro@8bytes.org>
Date2017-09-27 17:00 +0200
SubjectRe: [PATCH] iommu/io-pgtable-arm-v7s: Need dma-sync while there is no QUIRK_NO_DMA
Message-ID<uulYC-4wg-11@gated-at.bofh.it>
On Mon, Sep 25, 2017 at 05:28:47PM +0800, Yong Wu wrote:
> Fix the commit 81b3c2521844 ("iommu/io-pgtable: Introduce explicit
> coherency"). If there is no IO_PGTABLE_QUIRK_NO_DMA, we should call
> dma_sync_single_for_device for cache synchronization.
> 
> Signed-off-by: Yong Wu <yong.wu@mediatek.com>

Applied to iommu/fixes, thanks.

[toc] | [standalone]


Back to top | Article view | linux.kernel


csiph-web