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authorChristian Brauner <christian.brauner@ubuntu.com>2019-09-27 17:28:42 +0200
committerChristian Brauner <christian.brauner@ubuntu.com>2019-10-03 21:18:06 +0200
commit501bd0166eb949820c8e4204e62aaee5c89c84d9 (patch)
tree5761006be8e824e2b8b7388caa87bd5e8989b7cd /kernel
parentselftests: pidfd: Fix undefined reference to pthread_create() (diff)
downloadlinux-501bd0166eb949820c8e4204e62aaee5c89c84d9.tar.xz
linux-501bd0166eb949820c8e4204e62aaee5c89c84d9.zip
fork: add kernel-doc for clone3
Add kernel-doc for the clone3() syscall. Link: https://lore.kernel.org/r/20191001114701.24661-2-christian.brauner@ubuntu.com Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/fork.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/kernel/fork.c b/kernel/fork.c
index f9572f416126..bf11cf39579a 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -2604,6 +2604,17 @@ 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;