diff options
Diffstat (limited to 'arch/Kconfig')
| -rw-r--r-- | arch/Kconfig | 30 |
1 files changed, 28 insertions, 2 deletions
diff --git a/arch/Kconfig b/arch/Kconfig index 33687dddd86a..c47b328eada0 100644 --- a/arch/Kconfig +++ b/arch/Kconfig @@ -245,10 +245,21 @@ config ARCH_HAS_FORTIFY_SOURCE An architecture should select this when it can successfully build and run with CONFIG_FORTIFY_SOURCE. +# +# Select if the arch provides a historic keepinit alias for the retain_initrd +# command line option +# +config ARCH_HAS_KEEPINITRD + bool + # Select if arch has all set_memory_ro/rw/x/nx() functions in asm/cacheflush.h config ARCH_HAS_SET_MEMORY bool +# Select if arch has all set_direct_map_invalid/default() functions +config ARCH_HAS_SET_DIRECT_MAP + bool + # Select if arch init_task must go in the __init_task_data section config ARCH_TASK_STRUCT_ON_STACK bool @@ -383,7 +394,13 @@ config HAVE_ARCH_JUMP_LABEL_RELATIVE config HAVE_RCU_TABLE_FREE bool -config HAVE_RCU_TABLE_INVALIDATE +config HAVE_RCU_TABLE_NO_INVALIDATE + bool + +config HAVE_MMU_GATHER_PAGE_SIZE + bool + +config HAVE_MMU_GATHER_NO_GATHER bool config ARCH_HAVE_NMI_SAFE_CMPXCHG @@ -764,7 +781,7 @@ config COMPAT_OLD_SIGACTION bool config 64BIT_TIME - def_bool ARCH_HAS_64BIT_TIME + def_bool y help This should be selected by all architectures that need to support new system calls with a 64-bit time_t. This is relevant on all 32-bit @@ -901,6 +918,15 @@ config HAVE_ARCH_PREL32_RELOCATIONS config ARCH_USE_MEMREMAP_PROT bool +config LOCK_EVENT_COUNTS + bool "Locking event counts collection" + depends on DEBUG_FS + ---help--- + Enable light-weight counting of various locking related events + in the system with minimal performance impact. This reduces + the chance of application behavior change because of timing + differences. The counts are reported via debugfs. + source "kernel/gcov/Kconfig" source "scripts/gcc-plugins/Kconfig" |