linux-kernel - [tip: core/rcu] torture: Add kvm.sh --help and update help message

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Message-ID: <160222531341.7002.18057789555792205484.tip-bot2@tip-bot2>
Date:   Fri, 09 Oct 2020 06:35:13 -0000
From:   "tip-bot2 for Paul E. McKenney" <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     "Paul E. McKenney" <paulmck@...nel.org>, x86 <x86@...nel.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: [tip: core/rcu] torture: Add kvm.sh --help and update help message

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

Commit-ID:     5461808889405de254ab3370aa7f07ac0b6cb938
Gitweb:        https://git.kernel.org/tip/5461808889405de254ab3370aa7f07ac0b6cb938
Author:        Paul E. McKenney <paulmck@...nel.org>
AuthorDate:    Sun, 19 Jul 2020 12:17:53 -07:00
Committer:     Paul E. McKenney <paulmck@...nel.org>
CommitterDate: Mon, 24 Aug 2020 18:45:34 -07:00

torture: Add kvm.sh --help and update help message

This commit adds a --help argument (along with its synonym -h) to display
the help text.  While in the area, this commit also updates the help text.

Signed-off-by: Paul E. McKenney <paulmck@...nel.org>
---
 tools/testing/selftests/rcutorture/bin/kvm.sh | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/tools/testing/selftests/rcutorture/bin/kvm.sh b/tools/testing/selftests/rcutorture/bin/kvm.sh
index 0a08463..fc15b52 100755
--- a/tools/testing/selftests/rcutorture/bin/kvm.sh
+++ b/tools/testing/selftests/rcutorture/bin/kvm.sh
@@ -56,17 +56,18 @@ usage () {
 	echo "       --defconfig string"
 	echo "       --dryrun sched|script"
 	echo "       --duration minutes"
+	echo "       --help"
 	echo "       --interactive"
 	echo "       --jitter N [ maxsleep (us) [ maxspin (us) ] ]"
 	echo "       --kconfig Kconfig-options"
 	echo "       --kmake-arg kernel-make-arguments"
 	echo "       --mac nn:nn:nn:nn:nn:nn"
-	echo "       --memory megabytes | nnnG"
+	echo "       --memory megabytes|nnnG"
 	echo "       --no-initrd"
 	echo "       --qemu-args qemu-arguments"
 	echo "       --qemu-cmd qemu-system-..."
 	echo "       --results absolute-pathname"
-	echo "       --torture rcu"
+	echo "       --torture lock|rcu|rcuperf|refscale|scf"
 	echo "       --trust-make"
 	exit 1
 }
@@ -127,6 +128,9 @@ do
 		dur=$(($2*60))
 		shift
 		;;
+	--help|-h)
+		usage
+		;;
 	--interactive)
 		TORTURE_QEMU_INTERACTIVE=1; export TORTURE_QEMU_INTERACTIVE
 		;;