diff options
| author |   Yazen Ghannam <yazen.ghannam@amd.com> | 2020-01-10 01:56:48 +0000 |
|---|---|---|
| committer |   Borislav Petkov <bp@suse.de> | 2020-01-16 17:09:13 +0100 |
| commit | 9f6aef86315ac31481a288ba1b3f43b2aac93757 (patch) | |
| tree | 431b0b0bafbdedc339def8d146205dc8208e32b4 /drivers/edac/mce_amd.c | |
| parent | x86/MCE/AMD, EDAC/mce_amd: Add new Load Store unit McaType (diff) | |
| download | linux-dev-9f6aef86315ac31481a288ba1b3f43b2aac93757.tar.xz linux-dev-9f6aef86315ac31481a288ba1b3f43b2aac93757.zip | |
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
Diffstat (limited to 'drivers/edac/mce_amd.c')
| -rw-r--r-- | drivers/edac/mce_amd.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/edac/mce_amd.c b/drivers/edac/mce_amd.c index aa6ea53f7d14..524c63fdad42 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); |