csky: Add perf support for C-SKY

[sfrench/cifs-2.6.git] / arch / Kconfig

diff --git a/arch/Kconfig b/arch/Kconfig
index ed27fd26262764fc44092d639030aa7b19f53ea8..e1e540ffa9793d5279c68d9bca412e8a3ef115ae 100644 (file)
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -429,6 +429,13 @@ config SECCOMP_FILTER
 
          See Documentation/userspace-api/seccomp_filter.rst for details.
 
+config HAVE_ARCH_STACKLEAK
+       bool
+       help
+         An architecture should select this if it has the code which
+         fills the used part of the kernel stack with the STACKLEAK_POISON
+         value before returning from system calls.
+
 config HAVE_STACKPROTECTOR
        bool
        help