testptp: Remove magic numbers related to nanosecond to second conversion

Binary-Eater · davem330 · commit 048f6d998eac · 2023-06-20T09:02:33.000+01:00
Use existing NSEC_PER_SEC declaration in place of hardcoded magic numbers.

Cc: Jakub Kicinski &lt;kuba@kernel.org&gt;
Cc: Shuah Khan &lt;shuah@kernel.org&gt;
Cc: Richard Cochran &lt;richardcochran@gmail.com&gt;
Cc: Maciek Machnikowski &lt;maciek@machnikowski.net&gt;
Signed-off-by: Rahul Rameshbabu &lt;rrameshbabu@nvidia.com&gt;
Acked-by: Richard Cochran &lt;richardcochran@gmail.com&gt;
Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
diff --git a/tools/testing/selftests/ptp/testptp.c b/tools/testing/selftests/ptp/testptp.c
@@ -110,7 +110,7 @@ static long ppb_to_scaled_ppm(int ppb)
 
 static int64_t pctns(struct ptp_clock_time *t)
 {
-	return t->sec * 1000000000LL + t->nsec;
+	return t->sec * NSEC_PER_SEC + t->nsec;
 }
 
 static void usage(char *progname)
@@ -317,7 +317,7 @@ int main(int argc, char *argv[])
 		tx.time.tv_usec = adjns;
 		while (tx.time.tv_usec < 0) {
 			tx.time.tv_sec  -= 1;
-			tx.time.tv_usec += 1000000000;
+			tx.time.tv_usec += NSEC_PER_SEC;
 		}
 
 		if (clock_adjtime(clkid, &tx) < 0) {

Original file line number	Diff line number	Diff line change
`@@ -110,7 +110,7 @@ static long ppb_to_scaled_ppm(int ppb)`
`110`	`110`
`111`	`111`	`static int64_t pctns(struct ptp_clock_time *t)`
`112`	`112`	`{`
`113`		`- return t->sec * 1000000000LL + t->nsec;`
	`113`	`+ return t->sec * NSEC_PER_SEC + t->nsec;`
`114`	`114`	`}`
`115`	`115`
`116`	`116`	`static void usage(char *progname)`
`@@ -317,7 +317,7 @@ int main(int argc, char *argv[])`
`317`	`317`	`tx.time.tv_usec = adjns;`
`318`	`318`	`while (tx.time.tv_usec < 0) {`
`319`	`319`	`tx.time.tv_sec -= 1;`
`320`		`- tx.time.tv_usec += 1000000000;`
	`320`	`+ tx.time.tv_usec += NSEC_PER_SEC;`
`321`	`321`	`}`
`322`	`322`
`323`	`323`	`if (clock_adjtime(clkid, &tx) < 0) {`