Added some commentary.

1 files changed, 3 insertions, 0 deletions

diff --git a/arch/um/kernel/skas/process_kern.c b/arch/um/kernel/skas/process_kern.c
index ec048f0..cd62264 100644
--- a/arch/um/kernel/skas/process_kern.c
+++ b/arch/um/kernel/skas/process_kern.c
@@ -64,6 +64,9 @@ void new_thread_handler(int sig)
 		schedule_tail(current->thread.prev_sched);
 	current->thread.prev_sched = NULL;
 
+	/* The return value is 1 if the kernel thread execs a process,
+	 * 0 if it just exits
+	 */
 	n = run_kernel_thread(fn, arg, &current->thread.exec_buf);
 	if(n == 1)
 		userspace(&current->thread.regs.regs);