Re: iommu/amd: bug report: page table memory leak

2022-02-09 Thread Daniel Jordan
Hello Suravee, On Wed, Feb 09, 2022 at 12:04:40AM +0700, Suthikulpanit, Suravee wrote: > Could you please try the following change to see if this fix the problem? > > diff --git a/drivers/iommu/amd/io_pgtable.c b/drivers/iommu/amd/io_pgtable.c > index 182c93a43efd..1eddf557636d 100644 > ---

Re: iommu/amd: bug report: page table memory leak

2022-02-08 Thread Suthikulpanit, Suravee via iommu
Hi Daniel, On 1/19/2022 2:47 AM, Daniel Jordan wrote: Hi, I've hit a memory leak while testing qemu v6.2.0-rc4 on an AMD EPYC 7J13 (Milan) system. Starting an almost 1T guest, the leak is over 1.5G per qemu invocation. I haven't checked whether the leak is proportional to guest size. It

Re: iommu/amd: bug report: page table memory leak

2022-02-02 Thread Daniel Jordan
Friendly ping. Any thoughts about this report? thanks, Daniel On Tue, Jan 18, 2022 at 02:47:20PM -0500, Daniel Jordan wrote: > Hi, > > I've hit a memory leak while testing qemu v6.2.0-rc4 on an AMD EPYC 7J13 > (Milan) system. Starting an almost 1T guest, the leak is over 1.5G per > qemu

iommu/amd: bug report: page table memory leak

2022-01-18 Thread Daniel Jordan
Hi, I've hit a memory leak while testing qemu v6.2.0-rc4 on an AMD EPYC 7J13 (Milan) system. Starting an almost 1T guest, the leak is over 1.5G per qemu invocation. I haven't checked whether the leak is proportional to guest size. It happens with a vfio device, and only when the guest's memory