rseq: Introduce restartable sequences system call

[linux-2.6-block.git] / arch / Kconfig

diff --git a/arch/Kconfig b/arch/Kconfig
index b695a3e3e92216fae9b7165093240622cee10819..095ba99968c1d135ee79d30141ae07a626381c0b 100644 (file)
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -272,6 +272,13 @@ config HAVE_REGS_AND_STACK_ACCESS_API
          declared in asm/ptrace.h
          For example the kprobes-based event tracer needs this API.
 
+config HAVE_RSEQ
+       bool
+       depends on HAVE_REGS_AND_STACK_ACCESS_API
+       help
+         This symbol should be selected by an architecture if it
+         supports an implementation of restartable sequences.
+
 config HAVE_CLK
        bool
        help