diff options
Diffstat (limited to 'arch/s390')
| -rw-r--r-- | arch/s390/Kconfig | 129 | ||||
| -rw-r--r-- | arch/s390/Kconfig.debug | 6 | ||||
| -rw-r--r-- | arch/s390/defconfig | 152 | ||||
| -rw-r--r-- | arch/s390/kvm/Kconfig | 7 |
4 files changed, 130 insertions, 164 deletions
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index e0b98e71ff47..3243f7a52c72 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -1,13 +1,8 @@ -config SCHED_MC - def_bool y - depends on SMP - config MMU def_bool y config ZONE_DMA - def_bool y - depends on 64BIT + def_bool y if 64BIT config LOCKDEP_SUPPORT def_bool y @@ -25,12 +20,10 @@ config RWSEM_XCHGADD_ALGORITHM def_bool y config ARCH_HAS_ILOG2_U32 - bool - default n + def_bool n config ARCH_HAS_ILOG2_U64 - bool - default n + def_bool n config GENERIC_HWEIGHT def_bool y @@ -42,9 +35,7 @@ config GENERIC_CLOCKEVENTS def_bool y config GENERIC_BUG - bool - depends on BUG - default y + def_bool y if BUG config GENERIC_BUG_RELATIVE_POINTERS def_bool y @@ -59,13 +50,10 @@ config ARCH_DMA_ADDR_T_64BIT def_bool 64BIT config GENERIC_LOCKBREAK - bool - default y - depends on SMP && PREEMPT + def_bool y if SMP && PREEMPT config PGSTE - bool - default y if KVM + def_bool y if KVM config VIRT_CPU_ACCOUNTING def_bool y @@ -129,8 +117,7 @@ config S390 select ARCH_INLINE_WRITE_UNLOCK_IRQRESTORE config SCHED_OMIT_FRAME_POINTER - bool - default y + def_bool y source "init/Kconfig" @@ -143,20 +130,21 @@ comment "Processor type and features" source "kernel/time/Kconfig" config 64BIT - bool "64 bit kernel" + def_bool y + prompt "64 bit kernel" help Select this option if you have an IBM z/Architecture machine and want to use the 64 bit addressing mode. config 32BIT - bool - default y if !64BIT + def_bool y if !64BIT config KTIME_SCALAR def_bool 32BIT config SMP - bool "Symmetric multi-processing support" + def_bool y + prompt "Symmetric multi-processing support" ---help--- This enables support for systems with more than one CPU. If you have a system with only one CPU, like most personal computers, say N. If @@ -188,10 +176,10 @@ config NR_CPUS approximately sixteen kilobytes to the kernel image. config HOTPLUG_CPU - bool "Support for hot-pluggable CPUs" + def_bool y + prompt "Support for hot-pluggable CPUs" depends on SMP select HOTPLUG - default n help Say Y here to be able to turn CPUs off and on. CPUs can be controlled through /sys/devices/system/cpu/cpu#. @@ -207,14 +195,16 @@ config SCHED_MC increased overhead in some places. config SCHED_BOOK - bool "Book scheduler support" + def_bool y + prompt "Book scheduler support" depends on SMP && SCHED_MC help Book scheduler support improves the CPU scheduler's decision making when dealing with machines that have several books. config MATHEMU - bool "IEEE FPU emulation" + def_bool y + prompt "IEEE FPU emulation" depends on MARCH_G5 help This option is required for IEEE compliant floating point arithmetic @@ -222,7 +212,8 @@ config MATHEMU need this. config COMPAT - bool "Kernel support for 31 bit emulation" + def_bool y + prompt "Kernel support for 31 bit emulation" depends on 64BIT select COMPAT_BINFMT_ELF help @@ -232,16 +223,14 @@ config COMPAT executing 31 bit applications. It is safe to say "Y". config SYSVIPC_COMPAT - bool - depends on COMPAT && SYSVIPC - default y + def_bool y if COMPAT && SYSVIPC config AUDIT_ARCH - bool - default y + def_bool y config S390_EXEC_PROTECT - bool "Data execute protection" + def_bool y + prompt "Data execute protection" help This option allows to enable a buffer overflow protection for user space programs and it also selects the addressing mode option above. @@ -301,7 +290,8 @@ config MARCH_Z196 endchoice config PACK_STACK - bool "Pack kernel stack" + def_bool y + prompt "Pack kernel stack" help This option enables the compiler option -mkernel-backchain if it is available. If the option is available the compiler supports @@ -314,7 +304,8 @@ config PACK_STACK Say Y if you are unsure. config SMALL_STACK - bool "Use 8kb for kernel stack instead of 16kb" + def_bool n + prompt "Use 8kb for kernel stack instead of 16kb" depends on PACK_STACK && 64BIT && !LOCKDEP help If you say Y here and the compiler supports the -mkernel-backchain @@ -326,7 +317,8 @@ config SMALL_STACK Say N if you are unsure. config CHECK_STACK - bool "Detect kernel stack overflow" + def_bool y + prompt "Detect kernel stack overflow" help This option enables the compiler option -mstack-guard and -mstack-size if they are available. If the compiler supports them @@ -350,7 +342,8 @@ config STACK_GUARD 512 for 64 bit. config WARN_STACK - bool "Emit compiler warnings for function with broken stack usage" + def_bool n + prompt "Emit compiler warnings for function with broken stack usage" help This option enables the compiler options -mwarn-framesize and -mwarn-dynamicstack. If the compiler supports these options it @@ -385,24 +378,24 @@ config ARCH_SPARSEMEM_DEFAULT def_bool y config ARCH_SELECT_MEMORY_MODEL - def_bool y + def_bool y config ARCH_ENABLE_MEMORY_HOTPLUG - def_bool y - depends on SPARSEMEM + def_bool y if SPARSEMEM config ARCH_ENABLE_MEMORY_HOTREMOVE def_bool y config ARCH_HIBERNATION_POSSIBLE - def_bool y if 64BIT + def_bool y if 64BIT source "mm/Kconfig" comment "I/O subsystem configuration" config QDIO - tristate "QDIO support" + def_tristate y + prompt "QDIO support" ---help--- This driver provides the Queued Direct I/O base support for IBM System z. @@ -413,7 +406,8 @@ config QDIO If unsure, say Y. config CHSC_SCH - tristate "Support for CHSC subchannels" + def_tristate y + prompt "Support for CHSC subchannels" help This driver allows usage of CHSC subchannels. A CHSC subchannel is usually present on LPAR only. @@ -431,7 +425,8 @@ config CHSC_SCH comment "Misc" config IPL - bool "Builtin IPL record support" + def_bool y + prompt "Builtin IPL record support" help If you want to use the produced kernel to IPL directly from a device, you have to merge a bootsector specific to the device @@ -463,7 +458,8 @@ config FORCE_MAX_ZONEORDER default "9" config PFAULT - bool "Pseudo page fault support" + def_bool y + prompt "Pseudo page fault support" help Select this option, if you want to use PFAULT pseudo page fault handling under VM. If running native or in LPAR, this option @@ -475,7 +471,8 @@ config PFAULT this option. config SHARED_KERNEL - bool "VM shared kernel support" + def_bool y + prompt "VM shared kernel support" help Select this option, if you want to share the text segment of the Linux kernel between different VM guests. This reduces memory @@ -486,7 +483,8 @@ config SHARED_KERNEL doing and want to exploit this feature. config CMM - tristate "Cooperative memory management" + def_tristate n + prompt "Cooperative memory management" help Select this option, if you want to enable the kernel interface to reduce the memory size of the system. This is accomplished @@ -498,14 +496,16 @@ config CMM option. config CMM_IUCV - bool "IUCV special message interface to cooperative memory management" + def_bool y + prompt "IUCV special message interface to cooperative memory management" depends on CMM && (SMSGIUCV=y || CMM=SMSGIUCV) help Select this option to enable the special message interface to the cooperative memory management. config APPLDATA_BASE - bool "Linux - VM Monitor Stream, base infrastructure" + def_bool n + prompt "Linux - VM Monitor Stream, base infrastructure" depends on PROC_FS help This provides a kernel interface for creating and updating z/VM APPLDATA @@ -520,7 +520,8 @@ config APPLDATA_BASE The /proc entries can also be read from, showing the current settings. config APPLDATA_MEM - tristate "Monitor memory management statistics" + def_tristate m + prompt "Monitor memory management statistics" depends on APPLDATA_BASE && VM_EVENT_COUNTERS help This provides memory management related data to the Linux - VM Monitor @@ -536,7 +537,8 @@ config APPLDATA_MEM appldata_mem.o. config APPLDATA_OS - tristate "Monitor OS statistics" + def_tristate m + prompt "Monitor OS statistics" depends on APPLDATA_BASE help This provides OS related data to the Linux - VM Monitor Stream, like @@ -550,7 +552,8 @@ config APPLDATA_OS appldata_os.o. config APPLDATA_NET_SUM - tristate "Monitor overall network statistics" + def_tristate m + prompt "Monitor overall network statistics" depends on APPLDATA_BASE && NET help This provides network related data to the Linux - VM Monitor Stream, @@ -567,30 +570,32 @@ config APPLDATA_NET_SUM source kernel/Kconfig.hz config S390_HYPFS_FS - bool "s390 hypervisor file system support" + def_bool y + prompt "s390 hypervisor file system support" select SYS_HYPERVISOR - default y help This is a virtual file system intended to provide accounting information in an s390 hypervisor environment. config KEXEC - bool "kexec system call" + def_bool n + prompt "kexec system call" help kexec is a system call that implements the ability to shutdown your current kernel, and to start another kernel. It is like a reboot but is independent of hardware/microcode support. config ZFCPDUMP - bool "zfcpdump support" + def_bool n + prompt "zfcpdump support" select SMP - default n help Select this option if you want to build an zfcpdump enabled kernel. Refer to <file:Documentation/s390/zfcpdump.txt> for more details on this. config S390_GUEST -bool "s390 guest support for KVM (EXPERIMENTAL)" + def_bool y + prompt "s390 guest support for KVM (EXPERIMENTAL)" depends on 64BIT && EXPERIMENTAL select VIRTIO select VIRTIO_RING @@ -602,9 +607,9 @@ bool "s390 guest support for KVM (EXPERIMENTAL)" the default console. config SECCOMP - bool "Enable seccomp to safely compute untrusted bytecode" + def_bool y + prompt "Enable seccomp to safely compute untrusted bytecode" depends on PROC_FS - default y help This kernel feature is useful for number crunching applications that may need to compute untrusted bytecode during their diff --git a/arch/s390/Kconfig.debug b/arch/s390/Kconfig.debug index 05221b13ffb1..2b380df95606 100644 --- a/arch/s390/Kconfig.debug +++ b/arch/s390/Kconfig.debug @@ -1,8 +1,7 @@ menu "Kernel hacking" config TRACE_IRQFLAGS_SUPPORT - bool - default y + def_bool y source "lib/Kconfig.debug" @@ -19,7 +18,8 @@ config STRICT_DEVMEM If you are unsure, say Y. config DEBUG_STRICT_USER_COPY_CHECKS - bool "Strict user copy size checks" + def_bool n + prompt "Strict user copy size checks" ---help--- Enabling this option turns a certain set of sanity checks for user copy operations into compile time warnings. diff --git a/arch/s390/defconfig b/arch/s390/defconfig index e40ac6ee6526..d79697157ac0 100644 --- a/arch/s390/defconfig +++ b/arch/s390/defconfig @@ -2,16 +2,12 @@ CONFIG_EXPERIMENTAL=y CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y CONFIG_AUDIT=y +CONFIG_RCU_TRACE=y CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y -CONFIG_CGROUPS=y -CONFIG_CGROUP_NS=y -CONFIG_SYSFS_DEPRECATED_V2=y -CONFIG_UTS_NS=y -CONFIG_IPC_NS=y CONFIG_BLK_DEV_INITRD=y # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set -# CONFIG_COMPAT_BRK is not set +CONFIG_PERF_EVENTS=y CONFIG_SLAB=y CONFIG_KPROBES=y CONFIG_MODULES=y @@ -20,24 +16,12 @@ CONFIG_MODVERSIONS=y CONFIG_DEFAULT_DEADLINE=y CONFIG_NO_HZ=y CONFIG_HIGH_RES_TIMERS=y -CONFIG_64BIT=y -CONFIG_SMP=y -CONFIG_NR_CPUS=32 -CONFIG_COMPAT=y -CONFIG_S390_EXEC_PROTECT=y -CONFIG_PACK_STACK=y -CONFIG_CHECK_STACK=y CONFIG_PREEMPT=y CONFIG_MEMORY_HOTPLUG=y CONFIG_MEMORY_HOTREMOVE=y -CONFIG_QDIO=y -CONFIG_CHSC_SCH=m -CONFIG_IPL=y CONFIG_BINFMT_MISC=m -CONFIG_PFAULT=y CONFIG_HZ_100=y CONFIG_KEXEC=y -CONFIG_S390_GUEST=y CONFIG_PM=y CONFIG_HIBERNATION=y CONFIG_PACKET=y @@ -46,16 +30,15 @@ CONFIG_NET_KEY=y CONFIG_AFIUCV=m CONFIG_INET=y CONFIG_IP_MULTICAST=y +# CONFIG_INET_LRO is not set CONFIG_IPV6=y -CONFIG_NETFILTER=y -CONFIG_NETFILTER_NETLINK_QUEUE=m -CONFIG_NETFILTER_NETLINK_LOG=m -CONFIG_NF_CONNTRACK=m -# CONFIG_NF_CT_PROTO_SCTP is not set +CONFIG_NET_SCTPPROBE=m +CONFIG_L2TP=m +CONFIG_L2TP_DEBUGFS=m +CONFIG_VLAN_8021Q=y CONFIG_NET_SCHED=y CONFIG_NET_SCH_CBQ=m CONFIG_NET_SCH_PRIO=m -CONFIG_NET_SCH_MULTIQ=y CONFIG_NET_SCH_RED=m CONFIG_NET_SCH_SFQ=m CONFIG_NET_SCH_TEQL=m @@ -69,28 +52,14 @@ CONFIG_NET_CLS_U32=m CONFIG_CLS_U32_MARK=y CONFIG_NET_CLS_RSVP=m CONFIG_NET_CLS_RSVP6=m -CONFIG_NET_CLS_FLOW=m CONFIG_NET_CLS_ACT=y CONFIG_NET_ACT_POLICE=y -CONFIG_NET_ACT_NAT=m -CONFIG_CAN=m -CONFIG_CAN_RAW=m -CONFIG_CAN_BCM=m -CONFIG_CAN_VCAN=m CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_FIRMWARE_IN_KERNEL is not set CONFIG_BLK_DEV_LOOP=m CONFIG_BLK_DEV_NBD=m CONFIG_BLK_DEV_RAM=y -CONFIG_BLK_DEV_XIP=y -CONFIG_BLK_DEV_XPRAM=m -CONFIG_DASD=y -CONFIG_DASD_PROFILE=y -CONFIG_DASD_ECKD=y -CONFIG_DASD_FBA=y -CONFIG_DASD_DIAG=y -CONFIG_DASD_EER=y -CONFIG_VIRTIO_BLK=m +CONFIG_VIRTIO_BLK=y CONFIG_SCSI=y CONFIG_BLK_DEV_SD=y CONFIG_CHR_DEV_ST=y @@ -102,101 +71,92 @@ CONFIG_SCSI_CONSTANTS=y CONFIG_SCSI_LOGGING=y CONFIG_SCSI_SCAN_ASYNC=y CONFIG_ZFCP=y -CONFIG_SCSI_DH=m -CONFIG_SCSI_DH_RDAC=m -CONFIG_SCSI_DH_HP_SW=m -CONFIG_SCSI_DH_EMC=m -CONFIG_SCSI_DH_ALUA=m -CONFIG_SCSI_OSD_INITIATOR=m -CONFIG_SCSI_OSD_ULD=m -CONFIG_MD=y -CONFIG_BLK_DEV_MD=y -CONFIG_MD_LINEAR=m -CONFIG_MD_RAID0=m -CONFIG_MD_RAID1=m -CONFIG_MD_MULTIPATH=m -CONFIG_BLK_DEV_DM=y -CONFIG_DM_CRYPT=y -CONFIG_DM_SNAPSHOT=y -CONFIG_DM_MIRROR=y -CONFIG_DM_ZERO=y -CONFIG_DM_MULTIPATH=m +CONFIG_ZFCP_DIF=y CONFIG_NETDEVICES=y CONFIG_DUMMY=m CONFIG_BONDING=m CONFIG_EQUALIZER=m CONFIG_TUN=m -CONFIG_VETH=m CONFIG_NET_ETHERNET=y -CONFIG_LCS=m -CONFIG_CTCM=m -CONFIG_QETH=y -CONFIG_QETH_L2=y -CONFIG_QETH_L3=y -CONFIG_VIRTIO_NET=m -CONFIG_HW_RANDOM_VIRTIO=m +CONFIG_VIRTIO_NET=y CONFIG_RAW_DRIVER=m -CONFIG_TN3270=y -CONFIG_TN3270_TTY=y -CONFIG_TN3270_FS=m -CONFIG_TN3270_CONSOLE=y -CONFIG_TN3215=y -CONFIG_TN3215_CONSOLE=y -CONFIG_SCLP_TTY=y -CONFIG_SCLP_CONSOLE=y -CONFIG_SCLP_VT220_TTY=y -CONFIG_SCLP_VT220_CONSOLE=y -CONFIG_SCLP_CPI=m -CONFIG_SCLP_ASYNC=m -CONFIG_S390_TAPE=m -CONFIG_S390_TAPE_BLOCK=y -CONFIG_S390_TAPE_34XX=m -CONFIG_ACCESSIBILITY=y CONFIG_EXT2_FS=y CONFIG_EXT3_FS=y # CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set +CONFIG_EXT4_FS=y +CONFIG_EXT4_FS_POSIX_ACL=y +CONFIG_EXT4_FS_SECURITY=y CONFIG_PROC_KCORE=y CONFIG_TMPFS=y CONFIG_TMPFS_POSIX_ACL=y -CONFIG_NFS_FS=y -CONFIG_NFS_V3=y -CONFIG_NFSD=y -CONFIG_NFSD_V3=y +# CONFIG_NETWORK_FILESYSTEMS is not set CONFIG_PARTITION_ADVANCED=y CONFIG_IBM_PARTITION=y CONFIG_DLM=m CONFIG_MAGIC_SYSRQ=y CONFIG_DEBUG_KERNEL=y -# CONFIG_SCHED_DEBUG is not set -CONFIG_DEBUG_SPINLOCK=y -CONFIG_DEBUG_MUTEXES=y +CONFIG_TIMER_STATS=y +CONFIG_PROVE_LOCKING=y +CONFIG_PROVE_RCU=y +CONFIG_LOCK_STAT=y +CONFIG_DEBUG_LOCKDEP=y CONFIG_DEBUG_SPINLOCK_SLEEP=y +CONFIG_DEBUG_LIST=y +CONFIG_DEBUG_NOTIFIERS=y # CONFIG_RCU_CPU_STALL_DETECTOR is not set -CONFIG_DEBUG_FORCE_WEAK_PER_CPU=y +CONFIG_KPROBES_SANITY_TEST=y +CONFIG_CPU_NOTIFIER_ERROR_INJECT=m +CONFIG_LATENCYTOP=y CONFIG_SYSCTL_SYSCALL_CHECK=y -CONFIG_SAMPLES=y -CONFIG_CRYPTO_FIPS=y +CONFIG_DEBUG_PAGEALLOC=y +# CONFIG_FTRACE is not set +# CONFIG_STRICT_DEVMEM is not set +CONFIG_CRYPTO_NULL=m +CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_AUTHENC=m +CONFIG_CRYPTO_TEST=m CONFIG_CRYPTO_CCM=m CONFIG_CRYPTO_GCM=m +CONFIG_CRYPTO_CBC=y CONFIG_CRYPTO_CTS=m CONFIG_CRYPTO_ECB=m +CONFIG_CRYPTO_LRW=m CONFIG_CRYPTO_PCBC=m +CONFIG_CRYPTO_XTS=m +CONFIG_CRYPTO_XCBC=m CONFIG_CRYPTO_VMAC=m +CONFIG_CRYPTO_MD4=m +CONFIG_CRYPTO_MICHAEL_MIC=m CONFIG_CRYPTO_RMD128=m CONFIG_CRYPTO_RMD160=m CONFIG_CRYPTO_RMD256=m CONFIG_CRYPTO_RMD320=m +CONFIG_CRYPTO_SHA256=m +CONFIG_CRYPTO_SHA512=m +CONFIG_CRYPTO_TGR192=m +CONFIG_CRYPTO_WP512=m +CONFIG_CRYPTO_ANUBIS=m +CONFIG_CRYPTO_ARC4=m +CONFIG_CRYPTO_BLOWFISH=m CONFIG_CRYPTO_CAMELLIA=m +CONFIG_CRYPTO_CAST5=m +CONFIG_CRYPTO_CAST6=m +CONFIG_CRYPTO_DES=m CONFIG_CRYPTO_FCRYPT=m +CONFIG_CRYPTO_KHAZAD=m CONFIG_CRYPTO_SALSA20=m CONFIG_CRYPTO_SEED=m +CONFIG_CRYPTO_SERPENT=m +CONFIG_CRYPTO_TEA=m +CONFIG_CRYPTO_TWOFISH=m +CONFIG_CRYPTO_DEFLATE=m CONFIG_CRYPTO_ZLIB=m CONFIG_CRYPTO_LZO=m CONFIG_ZCRYPT=m +CONFIG_CRYPTO_SHA1_S390=m +CONFIG_CRYPTO_SHA256_S390=m CONFIG_CRYPTO_SHA512_S390=m -CONFIG_CRC_T10DIF=y -CONFIG_CRC32=m +CONFIG_CRYPTO_DES_S390=m +CONFIG_CRYPTO_AES_S390=m CONFIG_CRC7=m -CONFIG_KVM=m -CONFIG_VIRTIO_BALLOON=m +CONFIG_VIRTIO_BALLOON=y diff --git a/arch/s390/kvm/Kconfig b/arch/s390/kvm/Kconfig index a7251580891c..f66a1bdbb61d 100644 --- a/arch/s390/kvm/Kconfig +++ b/arch/s390/kvm/Kconfig @@ -4,8 +4,8 @@ source "virt/kvm/Kconfig" menuconfig VIRTUALIZATION - bool "Virtualization" - default y + def_bool y + prompt "Virtualization" ---help--- Say Y here to get to see options for using your Linux host to run other operating systems inside virtual machines (guests). @@ -16,7 +16,8 @@ menuconfig VIRTUALIZATION if VIRTUALIZATION config KVM - tristate "Kernel-based Virtual Machine (KVM) support" + def_tristate y + prompt "Kernel-based Virtual Machine (KVM) support" depends on HAVE_KVM && EXPERIMENTAL select PREEMPT_NOTIFIERS select ANON_INODES |