stress-sigtrap: make t, duration static, aligned variable raised

Making raised cached aligned improves performance by ~8-9% Signed-off-by: Colin Ian King <[email protected]>
ColinIanKing · Dec 16, 2024 · 21f0d3e · 21f0d3e
1 parent 5061f1f
commit 21f0d3e
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/stress-sigtrap.c b/stress-sigtrap.c
@@ -29,7 +29,7 @@ static const stress_help_t help[] = {
 #if defined(SIGTRAP)
 
 static uint64_t counter;
-double t, duration;
+static double t, duration;
 
 static void MLOCKED_TEXT stress_sigtrap_handler(int num)
 {
@@ -47,7 +47,7 @@ static void MLOCKED_TEXT stress_sigtrap_handler(int num)
  */
 static int stress_sigtrap(stress_args_t *args)
 {
-	uint64_t raised = 0;
+	uint64_t raised ALIGN64 = 0;
 	double rate = 0.0;
 
 	counter = 0;