From 9de5e07bc3920d4b03903eb5b78847973075059b Mon Sep 17 00:00:00 2001
From: Christian Cunningham <cc@localhost>
Date: Sat, 19 Feb 2022 13:40:17 -0700
Subject: Added comments and cleanup

---
 src/sys/schedule.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'src/sys/schedule.c')

diff --git a/src/sys/schedule.c b/src/sys/schedule.c
index dd59891..347b91a 100644
--- a/src/sys/schedule.c
+++ b/src/sys/schedule.c
@@ -42,8 +42,10 @@ void init_scheduler(void)
 struct RStack get_stack(void)
 {
 	struct RStack r = {.sp = 0, .idx = -1};
+	// Find an available stack
 	for (int i = 0; i < MAX_THREADS; i++) {
 		if (stacks_table[i] == 0) {
+			// Mark unavailable
 			stacks_table[i] = 1;
 			r.idx = i;
 			r.sp = (void*)0x20000000 - STACK_SIZE*i;
-- 
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