diff options
Diffstat (limited to 'arch/Kconfig')
| -rw-r--r-- | arch/Kconfig | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/arch/Kconfig b/arch/Kconfig index f4b210ab0612..a5af0edd3eb8 100644 --- a/arch/Kconfig +++ b/arch/Kconfig @@ -301,17 +301,13 @@ config ARCH_HAS_DMA_CLEAR_UNCACHED config ARCH_HAS_CPU_FINALIZE_INIT bool -# Select if arch init_task must go in the __init_task_data section -config ARCH_TASK_STRUCT_ON_STACK - bool - -# Select if arch has its private alloc_task_struct() function -config ARCH_TASK_STRUCT_ALLOCATOR +# The architecture has a per-task state that includes the mm's PASID +config ARCH_HAS_CPU_PASID bool + select IOMMU_MM_DATA config HAVE_ARCH_THREAD_STRUCT_WHITELIST bool - depends on !ARCH_TASK_STRUCT_ALLOCATOR help An architecture should select this to provide hardened usercopy knowledge about what region of the thread_struct should be @@ -320,10 +316,6 @@ config HAVE_ARCH_THREAD_STRUCT_WHITELIST should be implemented. Without this, the entire thread_struct field in task_struct will be left whitelisted. -# Select if arch has its private alloc_thread_stack() function -config ARCH_THREAD_STACK_ALLOCATOR - bool - # Select if arch wants to size task_struct dynamically via arch_task_struct_size: config ARCH_WANTS_DYNAMIC_TASK_STRUCT bool @@ -681,6 +673,7 @@ config SHADOW_CALL_STACK bool "Shadow Call Stack" depends on ARCH_SUPPORTS_SHADOW_CALL_STACK depends on DYNAMIC_FTRACE_WITH_ARGS || DYNAMIC_FTRACE_WITH_REGS || !FUNCTION_GRAPH_TRACER + depends on MMU help This option enables the compiler's Shadow Call Stack, which uses a shadow stack to protect function return addresses from @@ -1470,6 +1463,14 @@ config DYNAMIC_SIGFRAME config HAVE_ARCH_NODE_DEV_GROUP bool +config ARCH_HAS_HW_PTE_YOUNG + bool + help + Architectures that select this option are capable of setting the + accessed bit in PTE entries when using them as part of linear address + translations. Architectures that require runtime check should select + this option and override arch_has_hw_pte_young(). + config ARCH_HAS_NONLEAF_PMD_YOUNG bool help |