Update timer.rs

LearningOS · Mar 5, 2024 · 4805957 · 4805957
1 parent ddfa271
commit 4805957
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/os/src/timer.rs b/os/src/timer.rs
@@ -20,7 +20,7 @@ pub fn get_time() -> usize {
 /// get current time in milliseconds
 #[allow(dead_code)]
 pub fn get_time_ms() -> usize {
-    time::read() / (CLOCK_FREQ / MSEC_PER_SEC)
+    time::read() * MSEC_PER_SEC / CLOCK_FREQ
 }
 
 /// get current time in microseconds