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-rw-r--r--sys/amd64/vmm/intel/vtd.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/amd64/vmm/intel/vtd.c b/sys/amd64/vmm/intel/vtd.c
index 21e81223f6ee..b860e4de3817 100644
--- a/sys/amd64/vmm/intel/vtd.c
+++ b/sys/amd64/vmm/intel/vtd.c
@@ -117,7 +117,7 @@ struct domain {
static SLIST_HEAD(, domain) domhead;
-#define DRHD_MAX_UNITS 8
+#define DRHD_MAX_UNITS 16
static ACPI_DMAR_HARDWARE_UNIT *drhds[DRHD_MAX_UNITS];
static int drhd_num;
static struct vtdmap *vtdmaps[DRHD_MAX_UNITS];