MIPS: Make BUG() __noreturn.

[linux-2.6-omap-h63xx.git] / arch / x86 / kernel / amd_iommu_init.c

diff --git a/arch/x86/kernel/amd_iommu_init.c b/arch/x86/kernel/amd_iommu_init.c
index 4cd8083c58be75d2eea19124ddf3758b15e860aa..30ae2701b3df1b8976400d5996ed72a4a98baeea 100644 (file)
--- a/arch/x86/kernel/amd_iommu_init.c
+++ b/arch/x86/kernel/amd_iommu_init.c
@@ -121,7 +121,7 @@ u16 amd_iommu_last_bdf;                     /* largest PCI device id we have
 LIST_HEAD(amd_iommu_unity_map);                /* a list of required unity mappings
                                           we find in ACPI */
 unsigned amd_iommu_aperture_order = 26; /* size of aperture in power of 2 */
-int amd_iommu_isolate;                 /* if 1, device isolation is enabled */
+int amd_iommu_isolate = 1;             /* if 1, device isolation is enabled */
 bool amd_iommu_unmap_flush;            /* if true, flush on every unmap */
 
 LIST_HEAD(amd_iommu_list);             /* list of all AMD IOMMUs in the
@@ -212,7 +212,7 @@ static void __init iommu_set_exclusion_range(struct amd_iommu *iommu)
 /* Programs the physical address of the device table into the IOMMU hardware */
 static void __init iommu_set_device_table(struct amd_iommu *iommu)
 {
-       u32 entry;
+       u64 entry;
 
        BUG_ON(iommu->mmio_base == NULL);
 
@@ -1213,7 +1213,9 @@ static int __init parse_amd_iommu_options(char *str)
        for (; *str; ++str) {
                if (strncmp(str, "isolate", 7) == 0)
                        amd_iommu_isolate = 1;
-               if (strncmp(str, "fullflush", 11) == 0)
+               if (strncmp(str, "share", 5) == 0)
+                       amd_iommu_isolate = 0;
+               if (strncmp(str, "fullflush", 9) == 0)
                        amd_iommu_unmap_flush = true;
        }