On 04/20/18 12:59, Juergen Gross wrote:
On 20/04/18 12:47, Stanislav Kinsburskii wrote:
diff --git a/arch/x86/xen/Kconfig b/arch/x86/xen/Kconfig
index c1f98f3..483fc16 100644
--- a/arch/x86/xen/Kconfig
+++ b/arch/x86/xen/Kconfig
@@ -77,3 +77,10 @@ config XEN_PVH
bool "Support for running as a PVH guest"
depends on XEN && XEN_PVHVM && ACPI
def_bool n
+
+config XEN_FAULT_INJECTION
+ bool "Enable Xen fault injection"
+ depends on FAULT_INJECTION_DEBUG_FS
+ default n
+ help
+ Enable Xen fault injection facility
Why for x86 only? I'd rather add this under drivers/xen
Sure.
diff --git a/arch/x86/xen/Makefile b/arch/x86/xen/Makefile
index d83cb54..3158fe1 100644
--- a/arch/x86/xen/Makefile
+++ b/arch/x86/xen/Makefile
@@ -34,3 +34,4 @@ obj-$(CONFIG_XEN_DOM0) += vga.o
obj-$(CONFIG_SWIOTLB_XEN) += pci-swiotlb-xen.o
obj-$(CONFIG_XEN_EFI) += efi.o
obj-$(CONFIG_XEN_PVH) += xen-pvh.o
+obj-$(CONFIG_XEN_FAULT_INJECTION) += fault_inject.o
diff --git a/arch/x86/xen/fault_inject.c b/arch/x86/xen/fault_inject.c
new file mode 100644
index 0000000..ecf0f7c
--- /dev/null
+++ b/arch/x86/xen/fault_inject.c
@@ -0,0 +1,109 @@
+/*
+ * Fauit injection interface for Xen virtual block devices
+ *
+ * Copyright 2018 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation; or, when distributed
+ * separately from the Linux kernel or incorporated into other
+ * software packages, subject to the following license:
Please use the appropriate SPDX header instead of the full GPL2
boilerplate.
Ditto.
Juergen
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