diff options
| -rw-r--r-- | drivers/edac/amd64_edac.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c index dd45cff023883..ca1d63aa4e59d 100644 --- a/drivers/edac/amd64_edac.c +++ b/drivers/edac/amd64_edac.c @@ -2629,7 +2629,6 @@ static void restore_ecc_error_reporting(struct ecc_settings *s, u16 nid, { u32 value, mask = 0x3; /* UECC/CECC enable */ - if (!s->nbctl_valid) return; @@ -2895,7 +2894,11 @@ static int probe_one_instance(unsigned int nid) if (!ecc_enable_override) goto err_enable; - amd64_warn("Forcing ECC on!\n"); + if (boot_cpu_data.x86 >= 0x17) { + amd64_warn("Forcing ECC on is not recommended on newer systems. Please enable ECC in BIOS."); + goto err_enable; + } else + amd64_warn("Forcing ECC on!\n"); if (!enable_ecc_error_reporting(s, nid, F3)) goto err_enable; @@ -2904,7 +2907,9 @@ static int probe_one_instance(unsigned int nid) ret = init_one_instance(nid); if (ret < 0) { amd64_err("Error probing instance: %d\n", nid); - restore_ecc_error_reporting(s, nid, F3); + + if (boot_cpu_data.x86 < 0x17) + restore_ecc_error_reporting(s, nid, F3); } return ret; |