Merge remote-tracking branch 'pm/linux-next'

[karo-tx-linux.git] / arch / s390 / Kconfig

diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index 6b99fc3f9b6380f529ea5e65737194b079d47044..a9fbd43395f71814d85a284a63900dc5a7dcc018 100644 (file)
--- 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"