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Message-Id: <1421451197-19723-8-git-send-email-dmitry.torokhov@gmail.com>
Date: Fri, 16 Jan 2015 15:33:16 -0800
From: Dmitry Torokhov <dmitry.torokhov@...il.com>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
"Luis R . Rodriguez" <mcgrof@...e.com>, Tejun Heo <tj@...nel.org>
Cc: linux-kernel@...r.kernel.org,
Arjan van de Ven <arjan@...ux.intel.com>,
Rusty Russell <rusty@...tcorp.com.au>,
Olof Johansson <olof@...om.net>,
Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>
Subject: [PATCH 7/8] module: add core_param_unsafe
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.
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@...il.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, ¶m_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, ¶m_ops_##type, &var, perm, \
+ -1, KERNEL_PARAM_FL_UNSAFE)
+
#endif /* !MODULE */
/**
--
2.2.0.rc0.207.ga3a616c
--
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