1 files changed, 10 insertions, 0 deletions

diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index 6b99fc3f9b63..a9fbd43395f7 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -569,6 +569,16 @@ config KEXEC
           current kernel, and to start another kernel.  It is like a reboot
           but is independent of hardware/microcode support.
 
+config CRASH_DUMP
+        bool "kernel crash dumps"
+        depends on 64BIT
+        help
+          Generate crash dump after being started by kexec.
+          Crash dump kernels are loaded in the main kernel with kexec-tools
+          into a specially reserved region and then later executed after
+          a crash by kdump/kexec.
+          For more details see Documentation/kdump/kdump.txt
+
 config ZFCPDUMP
         def_bool n
         prompt "zfcpdump support"