diff options
Diffstat (limited to 'hw/i386/amd_iommu.c')
| -rw-r--r-- | hw/i386/amd_iommu.c | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/hw/i386/amd_iommu.c b/hw/i386/amd_iommu.c index 4d13d8e697..ea8eaeb330 100644 --- a/hw/i386/amd_iommu.c +++ b/hw/i386/amd_iommu.c @@ -913,7 +913,7 @@ static void amdvi_page_walk(AMDVIAddressSpace *as, uint64_t *dte, } /* we are at the leaf page table or page table encodes a huge page */ - while (level > 0) { + do { pte_perms = amdvi_get_perms(pte); present = pte & 1; if (!present || perms != (perms & pte_perms)) { @@ -932,10 +932,7 @@ static void amdvi_page_walk(AMDVIAddressSpace *as, uint64_t *dte, } oldlevel = level; level = get_pte_translation_mode(pte); - if (level == 0x7) { - break; - } - } + } while (level > 0 && level < 7); if (level == 0x7) { page_mask = pte_override_page_mask(pte); @@ -1405,7 +1402,7 @@ static AddressSpace *amdvi_host_dma_iommu(PCIBus *bus, void *opaque, int devfn) /* allocate memory during the first run */ if (!iommu_as) { - iommu_as = g_malloc0(sizeof(AMDVIAddressSpace *) * PCI_DEVFN_MAX); + iommu_as = g_new0(AMDVIAddressSpace *, PCI_DEVFN_MAX); s->address_spaces[bus_num] = iommu_as; } @@ -1413,7 +1410,7 @@ static AddressSpace *amdvi_host_dma_iommu(PCIBus *bus, void *opaque, int devfn) if (!iommu_as[devfn]) { snprintf(name, sizeof(name), "amd_iommu_devfn_%d", devfn); - iommu_as[devfn] = g_malloc0(sizeof(AMDVIAddressSpace)); + iommu_as[devfn] = g_new0(AMDVIAddressSpace, 1); iommu_as[devfn]->bus_num = (uint8_t)bus_num; iommu_as[devfn]->devfn = (uint8_t)devfn; iommu_as[devfn]->iommu_state = s; |