diff options
Diffstat (limited to 'arch/s390/Kconfig')
| -rw-r--r-- | arch/s390/Kconfig | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index eaaac378811..e6ec418093e 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -8,8 +8,8 @@ config MMU default y config ZONE_DMA - bool - default y + def_bool y + depends on 64BIT config LOCKDEP_SUPPORT bool @@ -41,6 +41,11 @@ config GENERIC_HWEIGHT config GENERIC_TIME def_bool y +config GENERIC_BUG + bool + depends on BUG + default y + config NO_IOMEM def_bool y @@ -376,6 +381,8 @@ config SHARED_KERNEL Select this option, if you want to share the text segment of the Linux kernel between different VM guests. This reduces memory usage with lots of guests but greatly increases kernel size. + Also if a kernel was IPL'ed from a shared segment the kexec system + call will not work. You should only select this option if you know what you are doing and want to exploit this feature. @@ -512,6 +519,14 @@ config KEXEC current kernel, and to start another kernel. It is like a reboot but is independent of hardware/microcode support. +config ZFCPDUMP + tristate "zfcpdump support" + select SMP + default n + help + Select this option if you want to build an zfcpdump enabled kernel. + Refer to "Documentation/s390/zfcpdump.txt" for more details on this. + endmenu source "net/Kconfig" |