Hi Paul,
On Thu, Mar 16, 2023 at 08:13:39PM -0700, Boqun Feng wrote:
> From: "Paul E. McKenney" <paulmck@xxxxxxxxxx>
>
> This commit adds an srcu_lockdep.sh script that checks whether lockdep
> correctly classifies SRCU-based, SRCU/mutex-based, and SRCU/rwsem-based
> deadlocks.
>
> Signed-off-by: Paul E. McKenney <paulmck@xxxxxxxxxx>
> [ boqun: Fix "RCUTORTURE" with "$RCUTORTURE" ]
> Signed-off-by: Boqun Feng <boqun.feng@xxxxxxxxx>
> ---
> .../selftests/rcutorture/bin/srcu_lockdep.sh | 73 +++++++++++++++++++
> 1 file changed, 73 insertions(+)
> create mode 100755 tools/testing/selftests/rcutorture/bin/srcu_lockdep.sh
>
> diff --git a/tools/testing/selftests/rcutorture/bin/srcu_lockdep.sh b/tools/testing/selftests/rcutorture/bin/srcu_lockdep.sh
> new file mode 100755
> index 000000000000..961932754684
> --- /dev/null
> +++ b/tools/testing/selftests/rcutorture/bin/srcu_lockdep.sh
Could you provide the SPDX header and copyright bits for this newly
added file? For small changes I can do it myself, however this is about
licenses and copyright, so I need it from you, thanks!
Regards,
Boqun
> @@ -0,0 +1,73 @@
> +#!/bin/bash
> +#
> +# Run SRCU-lockdep tests and report any that fail to meet expectations.
> +
> +usage () {
> + echo "Usage: $scriptname optional arguments:"
> + echo " --datestamp string"
> + exit 1
> +}
> +
> +ds=`date +%Y.%m.%d-%H.%M.%S`-srcu_lockdep
> +scriptname="$0"
> +
> +T="`mktemp -d ${TMPDIR-/tmp}/srcu_lockdep.sh.XXXXXX`"
> +trap 'rm -rf $T' 0
> +
> +RCUTORTURE="`pwd`/tools/testing/selftests/rcutorture"; export RCUTORTURE
> +PATH=${RCUTORTURE}/bin:$PATH; export PATH
> +. functions.sh
> +
> +while test $# -gt 0
> +do
> + case "$1" in
> + --datestamp)
> + checkarg --datestamp "(relative pathname)" "$#" "$2" '^[a-zA-Z0-9._/-]*$' '^--'
> + ds=$2
> + shift
> + ;;
> + *)
> + echo Unknown argument $1
> + usage
> + ;;
> + esac
> + shift
> +done
> +
> +err=
> +nerrs=0
> +for d in 0 1
> +do
> + for t in 0 1 2
> + do
> + for c in 1 2 3
> + do
> + err=
> + val=$((d*1000+t*10+c))
> + tools/testing/selftests/rcutorture/bin/kvm.sh --allcpus --duration 5s --configs "SRCU-P" --bootargs "rcutorture.test_srcu_lockdep=$val" --trust-make --datestamp "$ds/$val" > "$T/kvm.sh.out" 2>&1
> + ret=$?
> + mv "$T/kvm.sh.out" "$RCUTORTURE/res/$ds/$val"
> + if test "$d" -ne 0 && test "$ret" -eq 0
> + then
> + err=1
> + echo -n Unexpected success for > "$RCUTORTURE/res/$ds/$val/kvm.sh.err"
> + fi
> + if test "$d" -eq 0 && test "$ret" -ne 0
> + then
> + err=1
> + echo -n Unexpected failure for > "$RCUTORTURE/res/$ds/$val/kvm.sh.err"
> + fi
> + if test -n "$err"
> + then
> + grep "rcu_torture_init_srcu_lockdep: test_srcu_lockdep = " "$RCUTORTURE/res/$ds/$val/SRCU-P/console.log" | sed -e 's/^.*rcu_torture_init_srcu_lockdep://' >> "$RCUTORTURE/res/$ds/$val/kvm.sh.err"
> + cat "$RCUTORTURE/res/$ds/$val/kvm.sh.err"
> + nerrs=$((nerrs+1))
> + fi
> + done
> + done
> +done
> +if test "$nerrs" -ne 0
> +then
> + exit 1
> +fi
> +exit 0
> --
> 2.39.2
>
