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authorRoman Shaposhnikov <x0166637@ti.com>2012-06-13 23:00:26 +0300
committerRoman Shaposhnikov <x0166637@ti.com>2012-06-13 23:00:26 +0300
commit4efa29b240cc7dd0584ad3d2f6a446e6034e0a78 (patch)
tree741e8a369da867cd29c112a5f9fc4dfe596b67cd /virt
parent0f2c8a7c9c04e388f585a79a7e609d8427e68e08 (diff)
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Merge latest changes from google kernel/common.git
Kernel version updated to 3.0.31 Change-Id: Ifbd7150801f3beeec9cbaa566f249d8019ef9348 Signed-off-by: Roman Shaposhnikov <x0166637@ti.com>
Diffstat (limited to 'virt')
-rw-r--r--virt/kvm/iommu.c12
-rw-r--r--virt/kvm/kvm_main.c5
2 files changed, 11 insertions, 6 deletions
diff --git a/virt/kvm/iommu.c b/virt/kvm/iommu.c
index 62a9caf..fb0f6e4 100644
--- a/virt/kvm/iommu.c
+++ b/virt/kvm/iommu.c
@@ -285,6 +285,11 @@ static void kvm_iommu_put_pages(struct kvm *kvm,
}
}
+void kvm_iommu_unmap_pages(struct kvm *kvm, struct kvm_memory_slot *slot)
+{
+ kvm_iommu_put_pages(kvm, slot->base_gfn, slot->npages);
+}
+
static int kvm_iommu_unmap_memslots(struct kvm *kvm)
{
int i, idx;
@@ -293,10 +298,9 @@ static int kvm_iommu_unmap_memslots(struct kvm *kvm)
idx = srcu_read_lock(&kvm->srcu);
slots = kvm_memslots(kvm);
- for (i = 0; i < slots->nmemslots; i++) {
- kvm_iommu_put_pages(kvm, slots->memslots[i].base_gfn,
- slots->memslots[i].npages);
- }
+ for (i = 0; i < slots->nmemslots; i++)
+ kvm_iommu_unmap_pages(kvm, &slots->memslots[i]);
+
srcu_read_unlock(&kvm->srcu, idx);
return 0;
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 96ebc06..6b39ba9 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -796,12 +796,13 @@ skip_lpage:
if (r)
goto out_free;
- /* map the pages in iommu page table */
+ /* map/unmap the pages in iommu page table */
if (npages) {
r = kvm_iommu_map_pages(kvm, &new);
if (r)
goto out_free;
- }
+ } else
+ kvm_iommu_unmap_pages(kvm, &old);
r = -ENOMEM;
slots = kzalloc(sizeof(struct kvm_memslots), GFP_KERNEL);