Merge tag 'copy-struct-from-user-v5.4-rc2' of git://git.kernel.org/pub/scm/linux...

[linux-2.6-block.git] / kernel / fork.c

diff --git a/kernel/fork.c b/kernel/fork.c
index 2ef529869c6417ac20ee5cda46c48d6c55f74c0d..1f6c45f6a734dee95199e984bee662e884729a81 100644 (file)
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -2584,6 +2584,17 @@ static bool clone3_args_valid(const struct kernel_clone_args *kargs)
        return true;
 }
 
+/**
+ * clone3 - create a new process with specific properties
+ * @uargs: argument structure
+ * @size:  size of @uargs
+ *
+ * clone3() is the extensible successor to clone()/clone2().
+ * It takes a struct as argument that is versioned by its size.
+ *
+ * Return: On success, a positive PID for the child process.
+ *         On error, a negative errno number.
+ */
 SYSCALL_DEFINE2(clone3, struct clone_args __user *, uargs, size_t, size)
 {
        int err;