2 files changed, 11 insertions, 0 deletions

diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index fcacfe291b9b..f1e7cc1389b0 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -429,6 +429,16 @@ config IA64_PALINFO
           To use this option, you have to ensure that the "/proc file system
           support" (CONFIG_PROC_FS) is enabled, too.
 
+config IA64_MC_ERR_INJECT
+        tristate "MC error injection support"
+        help
+          Selets whether support for MC error injection. By enabling the
+          support, kernel provide sysfs interface for user application to
+          call MC error injection PAL procedure to inject various errors.
+          This is a useful tool for MCA testing.
+
+          If you're unsure, do not select this option.
+
 config SGI_SN
         def_bool y if (IA64_SGI_SN2 || IA64_GENERIC)
 
diff --git a/arch/ia64/defconfig b/arch/ia64/defconfig
index 9001b3fbaa32..327e1f511f8c 100644
--- a/arch/ia64/defconfig
+++ b/arch/ia64/defconfig
@@ -144,6 +144,7 @@ CONFIG_COMPAT=y
 CONFIG_IA64_MCA_RECOVERY=y
 CONFIG_PERFMON=y
 CONFIG_IA64_PALINFO=y
+# CONFIG_MC_ERR_INJECT is not set
 CONFIG_SGI_SN=y
 
 #