linux-kernel - [PATCH tip/core/rcu 02/28] rcutorture: Add datestamp argument to kvm.sh

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Date:	Fri, 15 Nov 2013 16:35:15 -0800
From:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
To:	linux-kernel@...r.kernel.org
Cc:	mingo@...nel.org, laijs@...fujitsu.com, dipankar@...ibm.com,
	akpm@...ux-foundation.org, mathieu.desnoyers@...icios.com,
	josh@...htriplett.org, niv@...ibm.com, tglx@...utronix.de,
	peterz@...radead.org, rostedt@...dmis.org, dhowells@...hat.com,
	edumazet@...gle.com, darren@...art.com, fweisbec@...il.com,
	sbw@....edu, "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	Greg KH <gregkh@...uxfoundation.org>
Subject: [PATCH tip/core/rcu 02/28] rcutorture: Add datestamp argument to kvm.sh

From: "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>

Allow datestamp to be specified to allow tests to be broken up and run
in parallel.

Signed-off-by: Paul E. McKenney <paulmck@...ux.vnet.ibm.com>
Cc: Greg KH <gregkh@...uxfoundation.org>
---
 tools/testing/selftests/rcutorture/bin/kvm.sh | 16 +++++++++++-----
 1 file changed, 11 insertions(+), 5 deletions(-)

diff --git a/tools/testing/selftests/rcutorture/bin/kvm.sh b/tools/testing/selftests/rcutorture/bin/kvm.sh
index 46c75ee2f528..9fcceed81079 100644
--- a/tools/testing/selftests/rcutorture/bin/kvm.sh
+++ b/tools/testing/selftests/rcutorture/bin/kvm.sh
@@ -50,11 +50,13 @@ configs=" sysidleY.2013.06.19a \
 	  PT2-NH \
 	  NT1-nh \
 	  NT3-NH"
+ds=`date +%Y.%m.%d-%H:%M:%S`
 
 usage () {
 	echo "Usage: $scriptname optional arguments:"
 	echo "       --builddir absolute-pathname"
 	echo "       --configs \"config-file list\""
+	echo "       --datestamp string"
 	echo "       --duration minutes"
 	echo "       --rcu-kvm absolute-pathname"
 	echo "       --results absolute-pathname"
@@ -98,6 +100,11 @@ do
 		configs="$2"
 		shift
 		;;
+	--datestamp)
+		checkarg --datestamp "(relative pathname)" "$#" "$2" '^[^/]*$' '^--'
+		ds=$2
+		shift
+		;;
 	--duration)
 		checkarg --duration "(minutes)" $# "$2" '^[0-9]*$' error
 		dur=$2
@@ -147,13 +154,12 @@ if test -z "$resdir"
 then
 	resdir=$KVM/res
 	mkdir $resdir || :
-	ds=`date +%Y.%m.%d-%H:%M:%S`
-	mkdir $resdir/$ds
-	echo Datestamp: $ds
 else
-	mkdir -p "$resdir"
-	ds=""
+	mkdir -p "$resdir" || :
 fi
+mkdir $resdir/$ds
+echo Datestamp: $ds
+
 pwd > $resdir/$ds/testid.txt
 if test -d .git
 then
-- 
1.8.1.5

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