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From: Eric van Gyzen <vangyzen@FreeBSD.org>
Date: Wed, 11 May 2016 22:07:05 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r299486 - stable/9/sys/x86/acpica
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Author: vangyzen
Date: Wed May 11 22:07:05 2016
New Revision: 299486
URL: https://svnweb.freebsd.org/changeset/base/299486

Log:
  MFC r299004: Work around (ignore) broken SRAT tables

Modified:
  stable/9/sys/x86/acpica/srat.c
Directory Properties:
  stable/9/sys/   (props changed)

Modified: stable/9/sys/x86/acpica/srat.c
==============================================================================
--- stable/9/sys/x86/acpica/srat.c	Wed May 11 22:06:28 2016	(r299485)
+++ stable/9/sys/x86/acpica/srat.c	Wed May 11 22:07:05 2016	(r299486)
@@ -104,8 +104,12 @@ srat_parse_entry(ACPI_SUBTABLE_HEADER *e
 			    "enabled" : "disabled");
 		if (!(cpu->Flags & ACPI_SRAT_CPU_ENABLED))
 			break;
-		KASSERT(!cpus[cpu->ApicId].enabled,
-		    ("Duplicate local APIC ID %u", cpu->ApicId));
+		if (cpus[cpu->ApicId].enabled) {
+			printf("SRAT: Duplicate local APIC ID %u\n",
+			    cpu->ApicId);
+			*(int *)arg = ENXIO;
+			break;
+		}
 		cpus[cpu->ApicId].domain = domain;
 		cpus[cpu->ApicId].enabled = 1;
 		break;