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[Qemu-devel] [PATCH RFC v3 12/14] intel_iommu: do replay when context in
From: |
Peter Xu |
Subject: |
[Qemu-devel] [PATCH RFC v3 12/14] intel_iommu: do replay when context invalidate |
Date: |
Fri, 13 Jan 2017 11:06:38 +0800 |
Before this one we only invalidate context cache when we receive context
entry invalidations. However it's possible that the invalidation also
contains a domain switch (only if cache-mode is enabled for vIOMMU). In
that case we need to notify all the registered components about the new
mapping.
Signed-off-by: Peter Xu <address@hidden>
---
hw/i386/intel_iommu.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/hw/i386/intel_iommu.c b/hw/i386/intel_iommu.c
index 59bf683..fd75112 100644
--- a/hw/i386/intel_iommu.c
+++ b/hw/i386/intel_iommu.c
@@ -1162,6 +1162,7 @@ static void vtd_context_device_invalidate(IntelIOMMUState
*s,
trace_vtd_inv_desc_cc_device(bus_n, (devfn_it >> 3) & 0x1f,
devfn_it & 3);
vtd_as->context_cache_entry.context_cache_gen = 0;
+ memory_region_iommu_replay_all(&vtd_as->iommu);
}
}
}
--
2.7.4
- Re: [Qemu-devel] [PATCH RFC v3 09/14] memory: introduce memory_region_notify_one(), (continued)
- [Qemu-devel] [PATCH RFC v3 10/14] memory: add MemoryRegionIOMMUOps.replay() callback, Peter Xu, 2017/01/12
- [Qemu-devel] [PATCH RFC v3 11/14] intel_iommu: provide its own replay() callback, Peter Xu, 2017/01/12
- Re: [Qemu-devel] [PATCH RFC v3 11/14] intel_iommu: provide its own replay() callback, Jason Wang, 2017/01/13
- Re: [Qemu-devel] [PATCH RFC v3 11/14] intel_iommu: provide its own replay() callback, Peter Xu, 2017/01/16
- Re: [Qemu-devel] [PATCH RFC v3 11/14] intel_iommu: provide its own replay() callback, Jason Wang, 2017/01/16
- Re: [Qemu-devel] [PATCH RFC v3 11/14] intel_iommu: provide its own replay() callback, Peter Xu, 2017/01/16
- Re: [Qemu-devel] [PATCH RFC v3 11/14] intel_iommu: provide its own replay() callback, Jason Wang, 2017/01/16
- Re: [Qemu-devel] [PATCH RFC v3 11/14] intel_iommu: provide its own replay() callback, Peter Xu, 2017/01/16
- Re: [Qemu-devel] [PATCH RFC v3 11/14] intel_iommu: provide its own replay() callback, Jason Wang, 2017/01/16
[Qemu-devel] [PATCH RFC v3 12/14] intel_iommu: do replay when context invalidate,
Peter Xu <=
- Re: [Qemu-devel] [PATCH RFC v3 12/14] intel_iommu: do replay when context invalidate, Jason Wang, 2017/01/16
- Re: [Qemu-devel] [PATCH RFC v3 12/14] intel_iommu: do replay when context invalidate, Peter Xu, 2017/01/16
- Re: [Qemu-devel] [PATCH RFC v3 12/14] intel_iommu: do replay when context invalidate, Jason Wang, 2017/01/16
- Re: [Qemu-devel] [PATCH RFC v3 12/14] intel_iommu: do replay when context invalidate, Peter Xu, 2017/01/16
- Re: [Qemu-devel] [PATCH RFC v3 12/14] intel_iommu: do replay when context invalidate, Peter Xu, 2017/01/16
- Re: [Qemu-devel] [PATCH RFC v3 12/14] intel_iommu: do replay when context invalidate, Jason Wang, 2017/01/16
[Qemu-devel] [PATCH RFC v3 13/14] intel_iommu: allow dynamic switch of IOMMU region, Peter Xu, 2017/01/12