[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH v2 0/4] VT-d: some enhancements on iotlb
From: |
Peter Xu |
Subject: |
[Qemu-devel] [PATCH v2 0/4] VT-d: some enhancements on iotlb |
Date: |
Wed, 12 Jul 2017 15:36:18 +0800 |
v2:
- rebase to master
- removed all "info iommu" patches for now
(is it bad to introduce new HMP commands without QMP? I thought not,
but in case I missed anything, please kindly let me know...)
Patch 1: fixes a very rare PT path issue on iova value. It didn't
break anything since it's merely not touched (only if when IOMMU
enabled, then set one device to PT), but still better fix it.
Patch 2: introduce "x-iotlb-size" to tune iotlb size, or to turn it
off (e.g., when we want to measure how iotlb affects one payload).
Patch 3: some refine on iotlb entry.
Patch 4: implemented MRU list algorithm for iotlb.
Please review. Thanks,
Peter Xu (4):
intel_iommu: fix VTD_PAGE_MASK
intel_iommu: let iotlb size tunable
intel_iommu: use access_flags for iotlb
intel_iommu: implement mru list for iotlb
hw/i386/intel_iommu.c | 103 +++++++++++++++++++++++++----------------
hw/i386/intel_iommu_internal.h | 11 +----
hw/i386/trace-events | 1 -
include/hw/i386/intel_iommu.h | 10 ++--
4 files changed, 71 insertions(+), 54 deletions(-)
--
2.7.4
- [Qemu-devel] [PATCH v2 0/4] VT-d: some enhancements on iotlb,
Peter Xu <=
- [Qemu-devel] [PATCH v2 2/4] intel_iommu: let iotlb size tunable, Peter Xu, 2017/07/12
- [Qemu-devel] [PATCH v2 1/4] intel_iommu: fix VTD_PAGE_MASK, Peter Xu, 2017/07/12
- [Qemu-devel] [PATCH v2 3/4] intel_iommu: use access_flags for iotlb, Peter Xu, 2017/07/12
- [Qemu-devel] [PATCH v2 4/4] intel_iommu: implement mru list for iotlb, Peter Xu, 2017/07/12
- Re: [Qemu-devel] [PATCH v2 0/4] VT-d: some enhancements on iotlb, no-reply, 2017/07/12