Lines Matching refs:kargs
2705 noinline static int copy_clone_args_from_user(struct kernel_clone_args *kargs, in copy_clone_args_from_user() argument
2711 pid_t *kset_tid = kargs->set_tid; in copy_clone_args_from_user()
2751 *kargs = (struct kernel_clone_args){ in copy_clone_args_from_user()
2766 (kargs->set_tid_size * sizeof(pid_t)))) in copy_clone_args_from_user()
2769 kargs->set_tid = kset_tid; in copy_clone_args_from_user()
2782 static inline bool clone3_stack_valid(struct kernel_clone_args *kargs) in clone3_stack_valid() argument
2784 if (kargs->stack == 0) { in clone3_stack_valid()
2785 if (kargs->stack_size > 0) in clone3_stack_valid()
2788 if (kargs->stack_size == 0) in clone3_stack_valid()
2791 if (!access_ok((void __user *)kargs->stack, kargs->stack_size)) in clone3_stack_valid()
2795 kargs->stack += kargs->stack_size; in clone3_stack_valid()
2802 static bool clone3_args_valid(struct kernel_clone_args *kargs) in clone3_args_valid() argument
2805 if (kargs->flags & in clone3_args_valid()
2813 if (kargs->flags & (CLONE_DETACHED | CSIGNAL)) in clone3_args_valid()
2816 if ((kargs->flags & (CLONE_SIGHAND | CLONE_CLEAR_SIGHAND)) == in clone3_args_valid()
2820 if ((kargs->flags & (CLONE_THREAD | CLONE_PARENT)) && in clone3_args_valid()
2821 kargs->exit_signal) in clone3_args_valid()
2824 if (!clone3_stack_valid(kargs)) in clone3_args_valid()
2845 struct kernel_clone_args kargs; in SYSCALL_DEFINE2() local
2848 kargs.set_tid = set_tid; in SYSCALL_DEFINE2()
2850 err = copy_clone_args_from_user(&kargs, uargs, size); in SYSCALL_DEFINE2()
2854 if (!clone3_args_valid(&kargs)) in SYSCALL_DEFINE2()
2857 return kernel_clone(&kargs); in SYSCALL_DEFINE2()