Merge branch 'linus' into x86/iommu

Conflicts:
	lib/swiotlb.c

Signed-off-by: Ingo Molnar <mingo@elte.hu>

5 files changed, 47 insertions, 8 deletions

diff --git a/drivers/pci/hotplug/fakephp.c b/drivers/pci/hotplug/fakephp.c
index 40337a06c18..146ca9cd156 100644
--- a/drivers/pci/hotplug/fakephp.c
+++ b/drivers/pci/hotplug/fakephp.c
@@ -320,15 +320,15 @@ static int disable_slot(struct hotplug_slot *slot)
 			return -ENODEV;
 		}
 
+		/* remove the device from the pci core */
+		pci_remove_bus_device(dev);
+
 		/* queue work item to blow away this sysfs entry and other
 		 * parts.
 		 */
 		INIT_WORK(&dslot->remove_work, remove_slot_worker);
 		queue_work(dummyphp_wq, &dslot->remove_work);
 
-		/* blow away this sysfs entry and other parts. */
-		remove_slot(dslot);
-
 		pci_dev_put(dev);
 	}
 	return 0;
diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c
index ab31f5ba665..9d934ddee95 100644
--- a/drivers/pci/hotplug/pciehp_hpc.c
+++ b/drivers/pci/hotplug/pciehp_hpc.c
@@ -258,7 +258,7 @@ static int pcie_poll_cmd(struct controller *ctrl)
 			return 1;
 		}
 	}
-	while (timeout > 1000) {
+	while (timeout > 0) {
 		msleep(10);
 		timeout -= 10;
 		if (!pciehp_readw(ctrl, SLOTSTATUS, &slot_status)) {
diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c
index eaba6ecc2ad..6c4c1c3c50e 100644
--- a/drivers/pci/intel-iommu.c
+++ b/drivers/pci/intel-iommu.c
@@ -2348,11 +2348,34 @@ static void __init iommu_exit_mempool(void)
 
 }
 
+static int blacklist_iommu(const struct dmi_system_id *id)
+{
+	printk(KERN_INFO "%s detected; disabling IOMMU\n",
+	       id->ident);
+	dmar_disabled = 1;
+	return 0;
+}
+
+static struct dmi_system_id __initdata intel_iommu_dmi_table[] = {
+	{	/* Some DG33BU BIOS revisions advertised non-existent VT-d */
+		.callback = blacklist_iommu,
+		.ident = "Intel DG33BU",
+		{	DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"),
+			DMI_MATCH(DMI_BOARD_NAME, "DG33BU"),
+		}
+	},
+	{ }
+};
+
+
 void __init detect_intel_iommu(void)
 {
 	if (swiotlb || no_iommu || iommu_detected || dmar_disabled)
 		return;
 	if (early_dmar_detect()) {
+		dmi_check_system(intel_iommu_dmi_table);
+		if (dmar_disabled)
+			return;
 		iommu_detected = 1;
 	}
 }
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index cce2f4cb1fb..36698e57b97 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -304,6 +304,9 @@ static int __pci_read_base(struct pci_dev *dev, enum pci_bar_type type,
 		} else {
 			res->start = l64;
 			res->end = l64 + sz64;
+			printk(KERN_DEBUG "PCI: %s reg %x 64bit mmio: [%llx, %llx]\n",
+				pci_name(dev), pos, (unsigned long long)res->start,
+				(unsigned long long)res->end);
 		}
 	} else {
 		sz = pci_size(l, sz, mask);
@@ -313,6 +316,9 @@ static int __pci_read_base(struct pci_dev *dev, enum pci_bar_type type,
 
 		res->start = l;
 		res->end = l + sz;
+		printk(KERN_DEBUG "PCI: %s reg %x %s: [%llx, %llx]\n", pci_name(dev),
+			pos, (res->flags & IORESOURCE_IO) ? "io port":"32bit mmio",
+			(unsigned long long)res->start, (unsigned long long)res->end);
 	}
 
  out:
@@ -383,7 +389,9 @@ void __devinit pci_read_bridge_bases(struct pci_bus *child)
 			res->start = base;
 		if (!res->end)
 			res->end = limit + 0xfff;
-		printk(KERN_INFO "PCI: bridge %s io port: [%llx, %llx]\n", pci_name(dev), res->start, res->end);
+		printk(KERN_DEBUG "PCI: bridge %s io port: [%llx, %llx]\n",
+			pci_name(dev), (unsigned long long) res->start,
+			(unsigned long long) res->end);
 	}
 
 	res = child->resource[1];
@@ -395,7 +403,9 @@ void __devinit pci_read_bridge_bases(struct pci_bus *child)
 		res->flags = (mem_base_lo & PCI_MEMORY_RANGE_TYPE_MASK) | IORESOURCE_MEM;
 		res->start = base;
 		res->end = limit + 0xfffff;
-		printk(KERN_INFO "PCI: bridge %s 32bit mmio: [%llx, %llx]\n", pci_name(dev), res->start, res->end);
+		printk(KERN_DEBUG "PCI: bridge %s 32bit mmio: [%llx, %llx]\n",
+			pci_name(dev), (unsigned long long) res->start,
+			(unsigned long long) res->end);
 	}
 
 	res = child->resource[2];
@@ -431,7 +441,9 @@ void __devinit pci_read_bridge_bases(struct pci_bus *child)
 		res->flags = (mem_base_lo & PCI_MEMORY_RANGE_TYPE_MASK) | IORESOURCE_MEM | IORESOURCE_PREFETCH;
 		res->start = base;
 		res->end = limit + 0xfffff;
-		printk(KERN_INFO "PCI: bridge %s %sbit mmio pref: [%llx, %llx]\n", pci_name(dev), (res->flags & PCI_PREF_RANGE_TYPE_64)?"64":"32",res->start, res->end);
+		printk(KERN_DEBUG "PCI: bridge %s %sbit mmio pref: [%llx, %llx]\n",
+			pci_name(dev), (res->flags & PCI_PREF_RANGE_TYPE_64) ? "64" : "32",
+			(unsigned long long) res->start, (unsigned long long) res->end);
 	}
 }
 
diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c
index 1aad599816f..3abbfad9dda 100644
--- a/drivers/pci/setup-bus.c
+++ b/drivers/pci/setup-bus.c
@@ -540,7 +540,11 @@ static void pci_bus_dump_res(struct pci_bus *bus)
                 if (!res)
                         continue;
 
-		printk(KERN_INFO "bus: %02x index %x %s: [%llx, %llx]\n", bus->number, i, (res->flags & IORESOURCE_IO)? "io port":"mmio", res->start, res->end);
+		printk(KERN_INFO "bus: %02x index %x %s: [%llx, %llx]\n",
+			bus->number, i,
+			(res->flags & IORESOURCE_IO) ? "io port" : "mmio",
+			(unsigned long long) res->start,
+			(unsigned long long) res->end);
         }
 }