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authorIngo Molnar <mingo@elte.hu>2008-12-01 20:36:13 +0100
committerIngo Molnar <mingo@elte.hu>2008-12-01 20:36:13 +0100
commitf6d2e6f57bba66272b28dd20c949b14ce39cb804 (patch)
tree2bf153af4d5b4b33ad2c1e88347c7fd752fb6332 /arch/x86/kernel/amd_iommu_init.c
parent8caac56305cef98f9357b060a77939d17699937d (diff)
parent7b1dedca42ac0d0d0be01e39d8461bb53a2389b3 (diff)
Merge branch 'x86/urgent' into x86/iommu
Diffstat (limited to 'arch/x86/kernel/amd_iommu_init.c')
-rw-r--r--arch/x86/kernel/amd_iommu_init.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/x86/kernel/amd_iommu_init.c b/arch/x86/kernel/amd_iommu_init.c
index 7685f0774a8..1188b98e27e 100644
--- a/arch/x86/kernel/amd_iommu_init.c
+++ b/arch/x86/kernel/amd_iommu_init.c
@@ -122,7 +122,7 @@ 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
@@ -1214,7 +1214,9 @@ 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;
}