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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/bp/bp

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/bp/bp:
  amd64_edac: Do not report error overflow as a separate error
  MCE, AMD: Limit MCE decoding to current families for now
Linus Torvalds 14 vuotta sitten
vanhempi
commit
0a3b6e452b
2 muutettua tiedostoa jossa 10 lisäystä ja 17 poistoa
  1. 0 10
      drivers/edac/amd64_edac.c
  2. 10 7
      drivers/edac/edac_mce_amd.c

+ 0 - 10
drivers/edac/amd64_edac.c

@@ -2071,16 +2071,6 @@ static inline void __amd64_decode_bus_error(struct mem_ctl_info *mci,
 		amd64_handle_ce(mci, info);
 	else if (ecc_type == 1)
 		amd64_handle_ue(mci, info);
-
-	/*
-	 * If main error is CE then overflow must be CE.  If main error is UE
-	 * then overflow is unknown.  We'll call the overflow a CE - if
-	 * panic_on_ue is set then we're already panic'ed and won't arrive
-	 * here. Else, then apparently someone doesn't think that UE's are
-	 * catastrophic.
-	 */
-	if (info->nbsh & K8_NBSH_OVERFLOW)
-		edac_mc_handle_ce_no_info(mci, EDAC_MOD_STR " Error Overflow");
 }
 
 void amd64_decode_bus_error(int node_id, struct err_regs *regs)

+ 10 - 7
drivers/edac/edac_mce_amd.c

@@ -365,11 +365,10 @@ static int amd_decode_mce(struct notifier_block *nb, unsigned long val,
 
 	pr_emerg("MC%d_STATUS: ", m->bank);
 
-	pr_cont("%sorrected error, report: %s, MiscV: %svalid, "
+	pr_cont("%sorrected error, other errors lost: %s, "
 		 "CPU context corrupt: %s",
 		 ((m->status & MCI_STATUS_UC) ? "Unc"  : "C"),
-		 ((m->status & MCI_STATUS_EN) ? "yes"  : "no"),
-		 ((m->status & MCI_STATUS_MISCV) ? ""  : "in"),
+		 ((m->status & MCI_STATUS_OVER) ? "yes"  : "no"),
 		 ((m->status & MCI_STATUS_PCC) ? "yes" : "no"));
 
 	/* do the two bits[14:13] together */
@@ -426,11 +425,15 @@ static struct notifier_block amd_mce_dec_nb = {
 static int __init mce_amd_init(void)
 {
 	/*
-	 * We can decode MCEs for Opteron and later CPUs:
+	 * We can decode MCEs for K8, F10h and F11h CPUs:
 	 */
-	if ((boot_cpu_data.x86_vendor == X86_VENDOR_AMD) &&
-	    (boot_cpu_data.x86 >= 0xf))
-		atomic_notifier_chain_register(&x86_mce_decoder_chain, &amd_mce_dec_nb);
+	if (boot_cpu_data.x86_vendor != X86_VENDOR_AMD)
+		return 0;
+
+	if (boot_cpu_data.x86 < 0xf || boot_cpu_data.x86 > 0x11)
+		return 0;
+
+	atomic_notifier_chain_register(&x86_mce_decoder_chain, &amd_mce_dec_nb);
 
 	return 0;
 }