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2018-03-13 11:11:28 +08:00
parent df928c793d
commit 2ee324eec1
1 changed files with 2 additions and 2 deletions
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notes/计算机操作系统.md
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@ -310,7 +310,7 @@ semaphore full = 0;
void producer() { void producer() {
while(TRUE){ while(TRUE){
int item = produce_item; int item = produce_item();
down(empty); down(empty);
down(mutex); down(mutex);
insert_item(item); insert_item(item);
@ -323,7 +323,7 @@ void consumer() {
while(TRUE){ while(TRUE){
down(full); down(full);
down(mutex); down(mutex);
int item = remove_item(item); int item = remove_item();
up(mutex); up(mutex);
up(empty); up(empty);
consume_item(item); consume_item(item);