From 2b7aeedad4efed36788367665988ce810e68ab62 Mon Sep 17 00:00:00 2001
From: Patrick McDermott <patrick.mcdermott@libiquity.com>
Date: Fri, 15 Jan 2021 03:00:23 -0500
Subject: linux-libre-4.19: Disable ACPI PCI Hotplug driver

---
diff --git a/changelog b/changelog
index e9e9774..625e77e 100644
--- a/changelog
+++ b/changelog
@@ -9,6 +9,9 @@ config-libiquity-testbench (1.1) trunk
   * config-linux-libre-4.19-libiquity-testbench: Enable DMI scanning
     (needed by ThinkPad ACPI driver).
   * config-linux-libre-4.19-libiquity-testbench: Override command line.
+  * config-linux-libre-4.19-libiquity-testbench: Disable ACPI PCI
+    Hotplug driver and IBM extensions (fixes "acpiphp_ibm:
+    ibm_acpiphp_init: acpi_walk_namespace failed" error at boot).
 
  -- Patrick McDermott <patrick.mcdermott@libiquity.com>  Thu, 14 Jan 2021 00:33:38 -0500
 
diff --git a/src/build/linux-libre-4.19_4.19.167+gnu/config b/src/build/linux-libre-4.19_4.19.167+gnu/config
index d13d6a5..dafcdae 100644
--- a/src/build/linux-libre-4.19_4.19.167+gnu/config
+++ b/src/build/linux-libre-4.19_4.19.167+gnu/config
@@ -490,8 +490,7 @@ CONFIG_PCI_LOCKLESS_CONFIG=y
 # CONFIG_PCI_PASID is not set
 CONFIG_PCI_LABEL=y
 CONFIG_HOTPLUG_PCI=y
-CONFIG_HOTPLUG_PCI_ACPI=y
-CONFIG_HOTPLUG_PCI_ACPI_IBM=y
+# CONFIG_HOTPLUG_PCI_ACPI is not set
 # CONFIG_HOTPLUG_PCI_CPCI is not set
 # CONFIG_HOTPLUG_PCI_SHPC is not set
 
--
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