[PATCH 7/8] module: add core_param_unsafe

Dmitry Torokhov
2015-03-30T23:21:03Z

Similarly to module_param_unsafe(), add the helper to be used by core
code wishing to expose unsafe debugging or testing parameters that taint
the kernel when set.

Acked-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
---
include/linux/moduleparam.h | 9 +++++++++
1 file changed, 9 insertions(+)

diff --git a/include/linux/moduleparam.h b/include/linux/moduleparam.h
index 1392370..6480dca 100644
--- a/include/linux/moduleparam.h
+++ b/include/linux/moduleparam.h
@@ -310,6 +310,15 @@ static inline void __kernel_param_unlock(void)
#define core_param(name, var, type, perm) \
param_check_##type(name, &(var)); \
__module_param_call("", name, &param_ops_##type, &var, perm, -1, 0)
+
+/**
+ * core_param_unsafe - same as core_param but taints kernel
+ */
+#define core_param_unsafe(name, var, type, perm) \
+ param_check_##type(name, &(var)); \
+ __module_param_call("", name, &param_ops_##type, &var, perm, \
+ -1, KERNEL_PARAM_FL_UNSAFE)
+
#endif /* !MODULE */

/**
--
2.2.0.rc0.207.ga3a616c