diff options
Diffstat (limited to 'arch/Kconfig')
| -rw-r--r-- | arch/Kconfig | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/arch/Kconfig b/arch/Kconfig index fa7507ac8e13..45c657772362 100644 --- a/arch/Kconfig +++ b/arch/Kconfig @@ -114,6 +114,20 @@ config GENERIC_ENTRY select GENERIC_IRQ_ENTRY select GENERIC_SYSCALL +config ARCH_SUPPORTS_SYSCALL_USER_DISPATCH + bool + +config SYSCALL_USER_DISPATCH + bool "Syscall User Dispatch" + depends on ARCH_SUPPORTS_SYSCALL_USER_DISPATCH + depends on GENERIC_ENTRY + default y + help + Syscall User Dispatch lets a thread have its own system calls + intercepted and redirected to a userspace signal handler based + on a prctl() configured instruction pointer range. + If unsure, say Y. + config KPROBES bool "Kprobes" depends on HAVE_KPROBES @@ -363,6 +377,9 @@ config ARCH_HAS_DMA_CLEAR_UNCACHED config ARCH_HAS_CPU_FINALIZE_INIT bool +config ARCH_HAS_DELAY_TIMER + bool + # The architecture has a per-task state that includes the mm's PASID config ARCH_HAS_CPU_PASID bool @@ -637,7 +654,7 @@ config HAVE_ARCH_SECCOMP_FILTER - syscall_set_return_value() - SIGSYS siginfo_t support - secure_computing is called from a ptrace_event()-safe context - - secure_computing return value is checked and a return value of -1 + - secure_computing return value is checked and if false it results in the system call being skipped immediately. - seccomp syscall wired up - if !HAVE_SPARSE_SYSCALL_NR, have SECCOMP_ARCH_NATIVE, @@ -1682,7 +1699,6 @@ config HAVE_SPARSE_SYSCALL_NR related optimizations for a given architecture. config ARCH_HAS_VDSO_ARCH_DATA - depends on HAVE_GENERIC_VDSO bool config ARCH_HAS_VDSO_TIME_DATA |