diff options
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/proc.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/kernel/proc.c b/kernel/proc.c index 809d112..58a8a0b 100644 --- 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++) { |