diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index cb64bec374d9f8abd1c1c30d2ad2775bc012dc7e..307ff66266a08d1efc92675c59e7e6d0d5ef4a96 100644
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -2518,6 +2518,7 @@ static int amd64_init_one_instance(struct pci_dev *F2)
 
 	mci->pvt_info = pvt;
 	mci->pdev = &pvt->F2->dev;
+	mci->csbased = 1;
 
 	setup_mci_misc_attrs(mci, fam_type);
 
diff --git a/include/linux/edac.h b/include/linux/edac.h
index bab9f8473dc1c7673c7e900e73691d38ee35e737..07bda01bf20a52fe5db06f07ac3bb53c89a6a746 100644
--- a/include/linux/edac.h
+++ b/include/linux/edac.h
@@ -667,6 +667,8 @@ struct mem_ctl_info {
 	u32 fake_inject_ue;
 	u16 fake_inject_count;
 #endif
+	__u8 csbased : 1,	/* csrow-based memory controller */
+	     __resv  : 7;
 };
 
 #endif