[ndctl PATCH v2] test/clear.sh: test to making sure cleared badblocks don't reappear

after disabling/re-enabling a namespace. Add a test to make sure this doesn't regress. Signed-off-by: Vishal Verma <vishal.l.verma(a)intel.com&gt; --- v2: Add a test to run the stale entries test only for kernels >= 4.9.0 test/clear.sh | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/test/clear.sh b/test/clear.sh index 7765c10..ddae0e6 100755 --- a/test/clear.sh +++ b/test/clear.sh @@ -13,6 +13,15 @@ err() { exit $rc } +check_min_kver() +{ + local ver="$1" + ${KVER:=$(uname -r)} + + [ -n "$ver" ] || return 1 + [[ "$ver" == "$(echo -e "$ver\n$KVER" | sort -V | head -1)" ]] +} + eval $(uname -r | awk -F. '{print "maj="$1 ";" "min="$2}') if [ $maj -lt 4 ]; then echo "kernel $maj.$min lacks clear poison support" @@ -69,6 +78,18 @@ if read sector len < /sys/block/$blockdev/badblocks; then echo "fail: $LINENO" && exit 1 fi +if check_min_kver "4.9.0"; then + # check for re-appearance of stale badblocks from poison_list + $NDCTL disable-region $BUS all + $NDCTL enable-region $BUS all + + # since we have cleared the errors, a disable/reenable shouldn't bring them back + if read sector len < /sys/block/$blockdev/badblocks; then + # fail if reading badblocks returns data + echo "fail: $LINENO" && exit 1 + fi +fi + $NDCTL disable-region $BUS all $NDCTL disable-region $BUS1 all modprobe -r nfit_test -- 2.7.4