EDAC/mce_amd: Always load on SMCA systems
MCA error decoding on SMCA systems is not dependent on family. Return
success early if the system supports the SMCA feature.
Signed-off-by: Yazen Ghannam <yazen.ghannam@amd.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lkml.kernel.org/r/20200110015651.14887-3-Yazen.Ghannam@amd.com
diff --git a/drivers/edac/mce_amd.c b/drivers/edac/mce_amd.c
index aa6ea53f..524c63f 100644
--- a/drivers/edac/mce_amd.c
+++ b/drivers/edac/mce_amd.c
@@ -1189,6 +1189,11 @@ static int __init mce_amd_init(void)
if (!fam_ops)
return -ENOMEM;
+ if (boot_cpu_has(X86_FEATURE_SMCA)) {
+ xec_mask = 0x3f;
+ goto out;
+ }
+
switch (c->x86) {
case 0xf:
fam_ops->mc0_mce = k8_mc0_mce;
@@ -1237,11 +1242,8 @@ static int __init mce_amd_init(void)
case 0x17:
case 0x18:
- xec_mask = 0x3f;
- if (!boot_cpu_has(X86_FEATURE_SMCA)) {
- printk(KERN_WARNING "Decoding supported only on Scalable MCA processors.\n");
- goto err_out;
- }
+ pr_warn("Decoding supported only on Scalable MCA processors.\n");
+ goto err_out;
break;
default:
@@ -1249,6 +1251,7 @@ static int __init mce_amd_init(void)
goto err_out;
}
+out:
pr_info("MCE: In-kernel MCE decoding enabled.\n");
mce_register_decode_chain(&amd_mce_dec_nb);