LU-5396 libcfs: add sparse annotation __user wherever needed

[fs/lustre-release.git] / libcfs / include / libcfs / linux / libcfs.h

diff --git a/libcfs/include/libcfs/linux/libcfs.h b/libcfs/include/libcfs/linux/libcfs.h
index 8c6864f..b5ce289 100644 (file)
--- a/libcfs/include/libcfs/linux/libcfs.h
+++ b/libcfs/include/libcfs/linux/libcfs.h
@@ -111,6 +111,12 @@ do {                                                                    \
  */
 #define CFS_CURPROC_COMM_MAX (sizeof ((struct task_struct *)0)->comm)
 
+/* helper for sysctl handlers */
+int lprocfs_call_handler(void *data, int write, loff_t *ppos,
+                        void __user *buffer, size_t *lenp,
+                        int (*handler)(void *data, int write,
+                        loff_t pos, void __user *buffer, int len));
+
 #include <linux/capability.h>
 
 /*