AMD IOMMU: convert amd_iommu_isolate to bool

Impact: cleanup

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>

diff --git a/arch/x86/include/asm/amd_iommu_types.h b/arch/x86/include/asm/amd_iommu_types.h
index c4b144e..7abf9cf 100644 (file)
--- a/arch/x86/include/asm/amd_iommu_types.h
+++ b/arch/x86/include/asm/amd_iommu_types.h
@@ -381,7 +381,7 @@ extern struct protection_domain **amd_iommu_pd_table;
 extern unsigned long *amd_iommu_pd_alloc_bitmap;
 
 /* will be 1 if device isolation is enabled */
-extern int amd_iommu_isolate;
+extern bool amd_iommu_isolate;
 
 /*
  * If true, the addresses will be flushed on unmap time, not when

diff --git a/arch/x86/kernel/amd_iommu_init.c b/arch/x86/kernel/amd_iommu_init.c
index c625800..47e163b 100644 (file)
--- a/arch/x86/kernel/amd_iommu_init.c
+++ b/arch/x86/kernel/amd_iommu_init.c
@@ -122,7 +122,8 @@ 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 = 1;             /* if 1, device isolation is enabled */
+bool amd_iommu_isolate = true;         /* if true, 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
@@ -1218,9 +1219,9 @@ static int __init parse_amd_iommu_options(char *str)
 {
        for (; *str; ++str) {
                if (strncmp(str, "isolate", 7) == 0)
-                       amd_iommu_isolate = 1;
+                       amd_iommu_isolate = true;
                if (strncmp(str, "share", 5) == 0)
-                       amd_iommu_isolate = 0;
+                       amd_iommu_isolate = false;
                if (strncmp(str, "fullflush", 9) == 0)
                        amd_iommu_unmap_flush = true;
        }