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SubjectRe: [PATCH v2 07/15] NTB: ntb_test: Safely use paths with whitespace
On Sun, Dec 3, 2017 at 2:17 PM, Serge Semin <fancer.lancer@gmail.com> wrote:
> If some of the variables like LOC/REM or LOCAL_*/REMOTE_* got
> whitespaces, the script may fail with syntax error.
>
> Signed-off-by: Serge Semin <fancer.lancer@gmail.com>
> Acked-by: Logan Gunthorpe <logang@deltatee.com>
> Fixes: a9c59ef77458 ("ntb_test: Add a selftest script for the NTB subsystem")

Looks fine to me

> ---
> tools/testing/selftests/ntb/ntb_test.sh | 62 ++++++++++++++++-----------------
> 1 file changed, 31 insertions(+), 31 deletions(-)
>
> diff --git a/tools/testing/selftests/ntb/ntb_test.sh b/tools/testing/selftests/ntb/ntb_test.sh
> index 5fc7ad359e21..a8647ad891eb 100755
> --- a/tools/testing/selftests/ntb/ntb_test.sh
> +++ b/tools/testing/selftests/ntb/ntb_test.sh
> @@ -87,7 +87,7 @@ set -e
>
> function _modprobe()
> {
> - modprobe "$@"
> + modprobe "$@"
>
> if [[ "$REMOTE_HOST" != "" ]]; then
> ssh "$REMOTE_HOST" modprobe "$@"
> @@ -274,13 +274,13 @@ function pingpong_test()
>
> echo "Running ping pong tests on: $(basename $LOC) / $(basename $REM)"
>
> - LOC_START=$(read_file $LOC/count)
> - REM_START=$(read_file $REM/count)
> + LOC_START=$(read_file "$LOC/count")
> + REM_START=$(read_file "$REM/count")
>
> sleep 7
>
> - LOC_END=$(read_file $LOC/count)
> - REM_END=$(read_file $REM/count)
> + LOC_END=$(read_file "$LOC/count")
> + REM_END=$(read_file "$REM/count")
>
> if [[ $LOC_START == $LOC_END ]] || [[ $REM_START == $REM_END ]]; then
> echo "Ping pong counter not incrementing!" >&2
> @@ -304,15 +304,15 @@ function perf_test()
> max_mw_size=$MAX_MW_SIZE use_dma=$USE_DMA
>
> echo "Running local perf test $WITH DMA"
> - write_file "" $LOCAL_PERF/run
> + write_file "" "$LOCAL_PERF/run"
> echo -n " "
> - read_file $LOCAL_PERF/run
> + read_file "$LOCAL_PERF/run"
> echo " Passed"
>
> echo "Running remote perf test $WITH DMA"
> - write_file "" $REMOTE_PERF/run
> + write_file "" "$REMOTE_PERF/run"
> echo -n " "
> - read_file $REMOTE_PERF/run
> + read_file "$REMOTE_PERF/run"
> echo " Passed"
>
> _modprobe -r ntb_perf
> @@ -320,39 +320,39 @@ function perf_test()
>
> function ntb_tool_tests()
> {
> - LOCAL_TOOL=$DEBUGFS/ntb_tool/$LOCAL_DEV
> - REMOTE_TOOL=$REMOTE_HOST:$DEBUGFS/ntb_tool/$REMOTE_DEV
> + LOCAL_TOOL="$DEBUGFS/ntb_tool/$LOCAL_DEV"
> + REMOTE_TOOL="$REMOTE_HOST:$DEBUGFS/ntb_tool/$REMOTE_DEV"
>
> echo "Starting ntb_tool tests..."
>
> _modprobe ntb_tool
>
> - write_file Y $LOCAL_TOOL/link_event
> - write_file Y $REMOTE_TOOL/link_event
> + write_file "Y" "$LOCAL_TOOL/link_event"
> + write_file "Y" "$REMOTE_TOOL/link_event"
>
> - link_test $LOCAL_TOOL $REMOTE_TOOL
> - link_test $REMOTE_TOOL $LOCAL_TOOL
> + link_test "$LOCAL_TOOL" "$REMOTE_TOOL"
> + link_test "$REMOTE_TOOL" "$LOCAL_TOOL"
>
> #Ensure the link is up on both sides before continuing
> - write_file Y $LOCAL_TOOL/link_event
> - write_file Y $REMOTE_TOOL/link_event
> + write_file "Y" "$LOCAL_TOOL/link_event"
> + write_file "Y" "$REMOTE_TOOL/link_event"
>
> - for PEER_TRANS in $(ls $LOCAL_TOOL/peer_trans*); do
> + for PEER_TRANS in $(ls "$LOCAL_TOOL"/peer_trans*); do
> PT=$(basename $PEER_TRANS)
> - write_file $MW_SIZE $LOCAL_TOOL/$PT
> - write_file $MW_SIZE $REMOTE_TOOL/$PT
> + write_file $MW_SIZE "$LOCAL_TOOL/$PT"
> + write_file $MW_SIZE "$REMOTE_TOOL/$PT"
> done
>
> - doorbell_test $LOCAL_TOOL $REMOTE_TOOL
> - doorbell_test $REMOTE_TOOL $LOCAL_TOOL
> - scratchpad_test $LOCAL_TOOL $REMOTE_TOOL
> - scratchpad_test $REMOTE_TOOL $LOCAL_TOOL
> + doorbell_test "$LOCAL_TOOL" "$REMOTE_TOOL"
> + doorbell_test "$REMOTE_TOOL" "$LOCAL_TOOL"
> + scratchpad_test "$LOCAL_TOOL" "$REMOTE_TOOL"
> + scratchpad_test "$REMOTE_TOOL" "$LOCAL_TOOL"
>
> - for MW in $(ls $LOCAL_TOOL/mw*); do
> + for MW in $(ls "$LOCAL_TOOL"/mw*); do
> MW=$(basename $MW)
>
> - mw_test $MW $LOCAL_TOOL $REMOTE_TOOL
> - mw_test $MW $REMOTE_TOOL $LOCAL_TOOL
> + mw_test $MW "$LOCAL_TOOL" "$REMOTE_TOOL"
> + mw_test $MW "$REMOTE_TOOL" "$LOCAL_TOOL"
> done
>
> _modprobe -r ntb_tool
> @@ -360,8 +360,8 @@ function ntb_tool_tests()
>
> function ntb_pingpong_tests()
> {
> - LOCAL_PP=$DEBUGFS/ntb_pingpong/$LOCAL_DEV
> - REMOTE_PP=$REMOTE_HOST:$DEBUGFS/ntb_pingpong/$REMOTE_DEV
> + LOCAL_PP="$DEBUGFS/ntb_pingpong/$LOCAL_DEV"
> + REMOTE_PP="$REMOTE_HOST:$DEBUGFS/ntb_pingpong/$REMOTE_DEV"
>
> echo "Starting ntb_pingpong tests..."
>
> @@ -374,8 +374,8 @@ function ntb_pingpong_tests()
>
> function ntb_perf_tests()
> {
> - LOCAL_PERF=$DEBUGFS/ntb_perf/$LOCAL_DEV
> - REMOTE_PERF=$REMOTE_HOST:$DEBUGFS/ntb_perf/$REMOTE_DEV
> + LOCAL_PERF="$DEBUGFS/ntb_perf/$LOCAL_DEV"
> + REMOTE_PERF="$REMOTE_HOST:$DEBUGFS/ntb_perf/$REMOTE_DEV"
>
> echo "Starting ntb_perf tests..."
>
> --
> 2.12.0
>

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