diff options
Diffstat (limited to 'arch/s390/Kconfig')
-rw-r--r-- | arch/s390/Kconfig | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index f43319c44454..f933a473b128 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -103,6 +103,7 @@ config S390 select ARCH_INLINE_WRITE_UNLOCK_IRQRESTORE select ARCH_KEEP_MEMBLOCK select ARCH_SAVE_PAGE_KEYS if HIBERNATION + select ARCH_STACKWALK select ARCH_SUPPORTS_ATOMIC_RMW select ARCH_SUPPORTS_NUMA_BALANCING select ARCH_USE_BUILTIN_BSWAP @@ -129,6 +130,7 @@ config S390 select HAVE_ARCH_TRACEHOOK select HAVE_ARCH_TRANSPARENT_HUGEPAGE select HAVE_ARCH_VMAP_STACK + select HAVE_ASM_MODVERSIONS select HAVE_EBPF_JIT if PACK_STACK && HAVE_MARCH_Z196_FEATURES select HAVE_CMPXCHG_DOUBLE select HAVE_CMPXCHG_LOCAL @@ -234,6 +236,10 @@ config HAVE_MARCH_Z14_FEATURES def_bool n select HAVE_MARCH_Z13_FEATURES +config HAVE_MARCH_Z15_FEATURES + def_bool n + select HAVE_MARCH_Z14_FEATURES + choice prompt "Processor type" default MARCH_Z196 @@ -305,6 +311,14 @@ config MARCH_Z14 and 3906 series). The kernel will be slightly faster but will not work on older machines. +config MARCH_Z15 + bool "IBM z15" + select HAVE_MARCH_Z15_FEATURES + help + Select this to enable optimizations for IBM z15 (8562 + and 8561 series). The kernel will be slightly faster but will not + work on older machines. + endchoice config MARCH_Z900_TUNE @@ -331,6 +345,9 @@ config MARCH_Z13_TUNE config MARCH_Z14_TUNE def_bool TUNE_Z14 || MARCH_Z14 && TUNE_DEFAULT +config MARCH_Z15_TUNE + def_bool TUNE_Z15 || MARCH_Z15 && TUNE_DEFAULT + choice prompt "Tune code generation" default TUNE_DEFAULT @@ -375,6 +392,9 @@ config TUNE_Z13 config TUNE_Z14 bool "IBM z14" +config TUNE_Z15 + bool "IBM z15" + endchoice config 64BIT |