Hi Daniel, >-----Original Message----- >From: Daniel Drake [mailto:drake@xxxxxxxxxxxx] >Sent: Tuesday, September 12, 2017 12:20 PM >To: Nath, Arindam <Arindam.Nath@xxxxxxx> >Cc: Joerg Roedel <joro@xxxxxxxxxx>; Lendacky, Thomas ><Thomas.Lendacky@xxxxxxx>; iommu@xxxxxxxxxxxxxxxxxxxxxxxxxx; amd- >gfx@xxxxxxxxxxxxxxxxxxxxx; Deucher, Alexander ><Alexander.Deucher@xxxxxxx>; Bridgman, John ><John.Bridgman@xxxxxxx>; Suthikulpanit, Suravee ><Suravee.Suthikulpanit@xxxxxxx>; linux@xxxxxxxxxxxx; Craig Stein ><stein12c@xxxxxxxxx>; michel@xxxxxxxxxxx; Kuehling, Felix ><Felix.Kuehling@xxxxxxx>; stable@xxxxxxxxxxxxxxx >Subject: Re: [PATCH] iommu/amd: flush IOTLB for specific domains only (v3) > >Hi, > >On Tue, May 30, 2017 at 3:38 PM, Nath, Arindam <Arindam.Nath@xxxxxxx> >wrote: >>>-----Original Message----- >>>From: Joerg Roedel [mailto:joro@xxxxxxxxxx] >>>Sent: Monday, May 29, 2017 8:09 PM >>>To: Nath, Arindam <Arindam.Nath@xxxxxxx>; Lendacky, Thomas >>><Thomas.Lendacky@xxxxxxx> >>>Cc: iommu@xxxxxxxxxxxxxxxxxxxxxxxxxx; amd-gfx@xxxxxxxxxxxxxxxxxxxxx; >>>Deucher, Alexander <Alexander.Deucher@xxxxxxx>; Bridgman, John >>><John.Bridgman@xxxxxxx>; drake@xxxxxxxxxxxx; Suthikulpanit, >Suravee >>><Suravee.Suthikulpanit@xxxxxxx>; linux@xxxxxxxxxxxx; Craig Stein >>><stein12c@xxxxxxxxx>; michel@xxxxxxxxxxx; Kuehling, Felix >>><Felix.Kuehling@xxxxxxx>; stable@xxxxxxxxxxxxxxx >>>Subject: Re: [PATCH] iommu/amd: flush IOTLB for specific domains only >(v3) >>> >>>Hi Arindam, >>> >>>I met Tom Lendacky last week in Nuremberg last week and he told me he is >>>working on the same area of the code that this patch is for. His reason >>>for touching this code was to solve some locking problems. Maybe you two >>>can work together on a joint approach to improve this? >> >> Sure Joerg, I will work with Tom. > >What was the end result here? I see that the code has been reworked in >4.13 so your original patch no longer applies. Is the reworked version >also expected to solve the original issue? Yes, if the reworked patch resolves the issue, my patch won't be required anymore. Thanks, Arindam > >Thanks >Daniel