RE: [RFC] Use SMMU HTTU for DMA dirty page tracking

2021-02-04 Thread Tian, Kevin
> From: Keqian Zhu > Sent: Friday, February 5, 2021 11:31 AM > > Hi Jean and Kevin, > > FYI, I have send out the SMMUv3 HTTU support for DMA dirty tracking[1] a > week ago. > > Thanks, > Keqian > > [1] https://lore.kernel.org/linux-iommu/20210128151742.18840-1- > zhukeqi...@huawei.com/

Re: [RFC] Use SMMU HTTU for DMA dirty page tracking

2021-02-04 Thread Keqian Zhu
Hi Jean and Kevin, FYI, I have send out the SMMUv3 HTTU support for DMA dirty tracking[1] a week ago. Thanks, Keqian [1] https://lore.kernel.org/linux-iommu/20210128151742.18840-1-zhukeqi...@huawei.com/ On 2020/5/27 17:14, Jean-Philippe Brucker wrote: > On Wed, May 27, 2020 at 08:40:47AM

Re: [RFC] Use SMMU HTTU for DMA dirty page tracking

2020-05-27 Thread Jean-Philippe Brucker
On Wed, May 27, 2020 at 08:40:47AM +, Tian, Kevin wrote: > > From: Xiang Zheng > > Sent: Wednesday, May 27, 2020 2:45 PM > > > > > > On 2020/5/27 11:27, Tian, Kevin wrote: > > >> From: Xiang Zheng > > >> Sent: Monday, May 25, 2020 7:34 PM > > >> > > >> [+cc Kirti, Yan, Alex] > > >> > > >>

RE: [RFC] Use SMMU HTTU for DMA dirty page tracking

2020-05-27 Thread Tian, Kevin
> From: Xiang Zheng > Sent: Wednesday, May 27, 2020 2:45 PM > > > On 2020/5/27 11:27, Tian, Kevin wrote: > >> From: Xiang Zheng > >> Sent: Monday, May 25, 2020 7:34 PM > >> > >> [+cc Kirti, Yan, Alex] > >> > >> On 2020/5/23 1:14, Jean-Philippe Brucker wrote: > >>> Hi, > >>> > >>> On Tue, May

RE: [RFC] Use SMMU HTTU for DMA dirty page tracking

2020-05-27 Thread Zengtao (B)
hierry.k...@gmail.com; Suzuki K Poulose; Wangzhou (B); > io...@lists.linux-foundation.org; Kirti Wankhede; Yan Zhao; > alex.william...@redhat.com > Subject: Re: [RFC] Use SMMU HTTU for DMA dirty page tracking > > [+cc Kirti, Yan, Alex] > > On 2020/5/23 1:14, Jean-Philippe Bru

Re: [RFC] Use SMMU HTTU for DMA dirty page tracking

2020-05-27 Thread Xiang Zheng
On 2020/5/27 11:27, Tian, Kevin wrote: >> From: Xiang Zheng >> Sent: Monday, May 25, 2020 7:34 PM >> >> [+cc Kirti, Yan, Alex] >> >> On 2020/5/23 1:14, Jean-Philippe Brucker wrote: >>> Hi, >>> >>> On Tue, May 19, 2020 at 05:42:55PM +0800, Xiang Zheng wrote: Hi all, Is there any

RE: [RFC] Use SMMU HTTU for DMA dirty page tracking

2020-05-26 Thread Tian, Kevin
> From: Xiang Zheng > Sent: Monday, May 25, 2020 7:34 PM > > [+cc Kirti, Yan, Alex] > > On 2020/5/23 1:14, Jean-Philippe Brucker wrote: > > Hi, > > > > On Tue, May 19, 2020 at 05:42:55PM +0800, Xiang Zheng wrote: > >> Hi all, > >> > >> Is there any plan for enabling SMMU HTTU? > > > > Not

Re: [RFC] Use SMMU HTTU for DMA dirty page tracking

2020-05-25 Thread Xiang Zheng
[+cc Kirti, Yan, Alex] On 2020/5/23 1:14, Jean-Philippe Brucker wrote: > Hi, > > On Tue, May 19, 2020 at 05:42:55PM +0800, Xiang Zheng wrote: >> Hi all, >> >> Is there any plan for enabling SMMU HTTU? > > Not outside of SVA, as far as I know. > >> I have seen the patch locates in the SVA

Re: [RFC] Use SMMU HTTU for DMA dirty page tracking

2020-05-22 Thread Jean-Philippe Brucker
Hi, On Tue, May 19, 2020 at 05:42:55PM +0800, Xiang Zheng wrote: > Hi all, > > Is there any plan for enabling SMMU HTTU? Not outside of SVA, as far as I know. > I have seen the patch locates in the SVA series patch, which adds > support for HTTU: >