1 files changed, 116 insertions, 0 deletions
diff --git a/tools/testing/selftests/rcutorture/bin/kvm-series.sh b/tools/testing/selftests/rcutorture/bin/kvm-series.sh
new file mode 100755
index 000000000000..2ff905a1853b
--- /dev/null
+++ b/tools/testing/selftests/rcutorture/bin/kvm-series.sh
@@ -0,0 +1,116 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0+
+#
+# Usage: kvm-series.sh config-list commit-id-list [ kvm.sh parameters ]
+#
+# Tests the specified list of unadorned configs ("TREE01 SRCU-P" but not
+# "CFLIST" or "3*TRACE01") and an indication of a set of commits to test,
+# then runs each commit through the specified list of commits using kvm.sh.
+# The runs are grouped into a -series/config/commit directory tree.
+# Each run defaults to a duration of one minute.
+#
+# Run in top-level Linux source directory.  Please note that this is in
+# no way a replacement for "git bisect"!!!
+#
+# This script is intended to replace kvm-check-branches.sh by providing
+# ease of use and faster execution.
+
+T="`mktemp -d ${TMPDIR-/tmp}/kvm-series.sh.XXXXXX`"
+trap 'rm -rf $T' 0
+
+scriptname=$0
+args="$*"
+
+config_list="${1}"
+if test -z "${config_list}"
+then
+	echo "$0: Need a quoted list of --config arguments for first argument."
+	exit 1
+fi
+if test -z "${config_list}" || echo "${config_list}" | grep -q '\*'
+then
+	echo "$0: Repetition ('*') not allowed in config list."
+	exit 1
+fi
+
+commit_list="${2}"
+if test -z "${commit_list}"
+then
+	echo "$0: Need a list of commits (e.g., HEAD^^^..) for second argument."
+	exit 2
+fi
+git log --pretty=format:"%h" "${commit_list}" > $T/commits
+ret=$?
+if test "${ret}" -ne 0
+then
+	echo "$0: Invalid commit list ('${commit_list}')."
+	exit 2
+fi
+sha1_list=`cat $T/commits`
+
+shift
+shift
+
+RCUTORTURE="`pwd`/tools/testing/selftests/rcutorture"; export RCUTORTURE
+PATH=${RCUTORTURE}/bin:$PATH; export PATH
+. functions.sh
+
+ret=0
+nfail=0
+nsuccess=0
+faillist=
+successlist=
+cursha1="`git rev-parse --abbrev-ref HEAD`"
+ds="`date +%Y.%m.%d-%H.%M.%S`-series"
+startdate="`date`"
+starttime="`get_starttime`"
+
+echo " --- " $scriptname $args | tee -a $T/log
+echo " --- Results directory: " $ds | tee -a $T/log
+
+for config in ${config_list}
+do
+	sha_n=0
+	for sha in ${sha1_list}
+	do
+		sha1=${sha_n}.${sha} # Enable "sort -k1nr" to list commits in order.
+		echo Starting ${config}/${sha1} at `date` | tee -a $T/log
+		git checkout "${sha}"
+		time tools/testing/selftests/rcutorture/bin/kvm.sh --configs "$config" --datestamp "$ds/${config}/${sha1}" --duration 1 "$@"
+		curret=$?
+		if test "${curret}" -ne 0
+		then
+			nfail=$((nfail+1))
+			faillist="$faillist ${config}/${sha1}(${curret})"
+		else
+			nsuccess=$((nsuccess+1))
+			successlist="$successlist ${config}/${sha1}"
+			# Successful run, so remove large files.
+			rm -f ${RCUTORTURE}/$ds/${config}/${sha1}/{vmlinux,bzImage,System.map,Module.symvers}
+		fi
+		if test "${ret}" -eq 0
+		then
+			ret=${curret}
+		fi
+		sha_n=$((sha_n+1))
+	done
+done
+git checkout "${cursha1}"
+
+echo ${nsuccess} SUCCESSES: | tee -a $T/log
+echo ${successlist} | fmt | tee -a $T/log
+echo | tee -a $T/log
+echo ${nfail} FAILURES: | tee -a $T/log
+echo ${faillist} | fmt | tee -a $T/log
+if test -n "${faillist}"
+then
+	echo | tee -a $T/log
+	echo Failures across commits: | tee -a $T/log
+	echo ${faillist} | tr ' ' '\012' | sed -e 's,^[^/]*/,,' -e 's/([0-9]*)//' |
+		sort | uniq -c | sort -k2n | tee -a $T/log
+fi
+echo Started at $startdate, ended at `date`, duration `get_starttime_duration $starttime`. | tee -a $T/log
+echo Summary: Successes: ${nsuccess} Failures: ${nfail} | tee -a $T/log
+cp $T/log tools/testing/selftests/rcutorture/res/${ds}
+
+exit "${ret}"