[tip: core/rcu] rcuscale: Avoid divide by zero

[tip-bot2 for Paul E. McKenney]

The following commit has been merged into the core/rcu branch of tip:

Commit-ID:     45c7b962014da36c2ac1aee6e5014b644ba37a84
Gitweb:        https://git.kernel.org/tip/45c7b962014da36c2ac1aee6e5014b644ba37a84
Author:        Paul E. McKenney <paulmck@xxxxxxxxxx>
AuthorDate:    Wed, 09 Sep 2020 22:24:57 -07:00
Committer:     Paul E. McKenney <paulmck@xxxxxxxxxx>
CommitterDate: Fri, 06 Nov 2020 17:13:50 -08:00

rcuscale: Avoid divide by zero

The rcuscale test module does not use batches, so there is only
ever one batch.  This commit therefore informs the kvm-recheck-rcuscale.sh
script of this fact of life.

Signed-off-by: Paul E. McKenney <paulmck@xxxxxxxxxx>
---
 tools/testing/selftests/rcutorture/bin/kvm-recheck-rcuscale.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/testing/selftests/rcutorture/bin/kvm-recheck-rcuscale.sh b/tools/testing/selftests/rcutorture/bin/kvm-recheck-rcuscale.sh
index aa74515..b582113 100755
--- a/tools/testing/selftests/rcutorture/bin/kvm-recheck-rcuscale.sh
+++ b/tools/testing/selftests/rcutorture/bin/kvm-recheck-rcuscale.sh
@@ -32,7 +32,7 @@ sed -e 's/^\[[^]]*]//' < $i/console.log |
 awk '
 /-scale: .* gps: .* batches:/ {
 	ngps = $9;
-	nbatches = $11;
+	nbatches = 1;
 }
 
 /-scale: .*writer-duration/ {