On 2020.07.21 14:04:41 +0300, Joonas Lahtinen wrote: > Quoting Zhenyu Wang (2020-07-20 11:05:41) > > > > Hi, > > > > Sorry that this might be a bit late as last week our QA people were > > busy on something else..So this is gvt changes queued for 5.9 which is > > to improve guest suspend/resume with proper PCI PM state tracking for > > resource handling, e.g ppgtt. Hopefully this could still be in queue > > for 5.9. > > Is this a regression fix to a problem introduced by previous > gvt-next PR targeting 5.9? > > Or is it an incremental improvement over 5.8? > Second case. This is incremental improvement. Guest suspend/resume did work somehow before but has bad performance and possible failure with some guest versions. Thanks > > > > > Thanks > > -- > > The following changes since commit d524b87f77364db096855d7eb714ffacec974ddf: > > > > drm/i915: Update DRIVER_DATE to 20200702 (2020-07-02 21:25:28 +0300) > > > > are available in the Git repository at: > > > > https://github.com/intel/gvt-linux tags/gvt-next-2020-07-20 > > > > for you to fetch changes up to 02b5fc1527c0bb26a1012c6a806dc033f3b125a6: > > > > drm/i915/gvt: Remove intel_vgpu_reset_gtt() since no one use it. (2020-07-14 16:42:14 +0800) > > > > ---------------------------------------------------------------- > > gvt-next-2020-07-20 > > > > - Improve guest suspend/resume handling (Colin) > > > > ---------------------------------------------------------------- > > Colin Xu (3): > > drm/i915/gvt: Do not destroy ppgtt_mm during vGPU D3->D0. > > drm/i915/gvt: Do not reset pv_notified when vGPU transit from D3->D0 > > drm/i915/gvt: Remove intel_vgpu_reset_gtt() since no one use it. > > > > drivers/gpu/drm/i915/gvt/cfg_space.c | 24 ++++++++++++++++++++++++ > > drivers/gpu/drm/i915/gvt/gtt.c | 20 +------------------- > > drivers/gpu/drm/i915/gvt/gtt.h | 3 ++- > > drivers/gpu/drm/i915/gvt/gvt.h | 3 +++ > > drivers/gpu/drm/i915/gvt/vgpu.c | 20 +++++++++++++++++--- > > 5 files changed, 47 insertions(+), 23 deletions(-) > > -- -- Open Source Technology Center, Intel ltd. $gpg --keyserver wwwkeys.pgp.net --recv-keys 4D781827
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