EDAC/mce_amd: Always load on SMCA systems (9f6aef86) · Commits · 戴 / test

MCA error decoding on SMCA systems is not dependent on family. Return success early if the system supports the SMCA feature. Signed-off-by:

drivers/edac/mce_amd.c

+8 −5

Original line number	Diff line number	Diff line
		@@ -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");
		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);