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? Thanks Daniel