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2022-10-17 04:10:01 -04:00 · 2022-10-17 04:10:01 -04:00 · 0802d56a9b
commit 0802d56a9b
parent 4a88273db5
1 changed files with 2 additions and 1 deletions
--- a/kernel/proc.c
+++ b/kernel/proc.c
@ -450,7 +450,8 @@ scheduler(void)
  c->proc = 0;
  for(;;){
    // The most recent process to run may have had interrupts
-    // turned off; turn them on to avoid deadlock.
+    // turned off; enable them to avoid a deadlock if all
+    // processes are waiting.
    intr_on();

    for(p = proc; p < &proc[NPROC]; p++) {