Ben-Ami Yassour wrote:
From: Kay, Allen M <[EMAIL PROTECTED]>
This patch extends the VT-d driver to support KVM
[Ben: fixed memory pinning]
Signed-off-by: Kay, Allen M <[EMAIL PROTECTED]>
Signed-off-by: Weidong Han <[EMAIL PROTECTED]>
Signed-off-by: Ben-Ami Yassour <[EMAIL PROTECTED]>
---
drivers/pci/dmar.c | 4 +-
drivers/pci/intel-iommu.c | 117 ++++++++++++++-
drivers/pci/intel-iommu.h | 344 -------------------------------------------
drivers/pci/iova.c | 2 +-
drivers/pci/iova.h | 52 -------
include/linux/intel-iommu.h | 344 +++++++++++++++++++++++++++++++++++++++++++
include/linux/iova.h | 52 +++++++
7 files changed, 512 insertions(+), 403 deletions(-)
delete mode 100644 drivers/pci/intel-iommu.h
delete mode 100644 drivers/pci/iova.h
create mode 100644 include/linux/intel-iommu.h
create mode 100644 include/linux/iova.h
Please use the git diff '-M' flag (or set the 'diff.renames' config
variable) so rename patches are reviewable.
+void kvm_intel_iommu_domain_exit(struct dmar_domain *domain)
+{
+ u64 end;
+
+ /* Domain 0 is reserved, so dont process it */
+ if (!domain)
+ return;
+
+ end = DOMAIN_MAX_ADDR(domain->gaw);
+ end = end & (~PAGE_MASK_4K);
+
+ /* clear ptes */
+ dma_pte_clear_range(domain, 0, end);
+
+ /* free page tables */
+ dma_pte_free_pagetable(domain, 0, end);
+
+ iommu_free_domain(domain);
+ free_domain_mem(domain);
+}
+EXPORT_SYMBOL_GPL(kvm_intel_iommu_domain_exit);
I don't understand why the names are prefixed with 'kvm_'. These are
not kvm functions.
--
I have a truly marvellous patch that fixes the bug which this
signature is too narrow to contain.
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