amd64_edac: Disable DRAM ECC injection on K8

K8 does not allow for an atomic RMW to a cacheline as F10h does so disable the error injection interface for it. Signed-off-by: Borislav Petkov <[email protected]>
mna · Jan 7, 2011 · a135cef · a135cef
1 parent 3909444
commit a135cef
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
@@ -2466,8 +2466,9 @@ static void set_mc_sysfs_attrs(struct mem_ctl_info *mci)
 	for (; i < ARRAY_SIZE(amd64_dbg_attrs); i++)
 		sysfs_attrs[i] = amd64_dbg_attrs[i];
 
-	for (j = 0; j < ARRAY_SIZE(amd64_inj_attrs); j++, i++)
-		sysfs_attrs[i] = amd64_inj_attrs[j];
+	if (boot_cpu_data.x86 >= 0x10)
+		for (j = 0; j < ARRAY_SIZE(amd64_inj_attrs); j++, i++)
+			sysfs_attrs[i] = amd64_inj_attrs[j];
 
 	sysfs_attrs[i] = terminator;