On Wed, Apr 21, 2021 at 12:23 PM Amir Goldstein <amir73il@xxxxxxxxx> wrote: > > This is a regression test for kernel commit 65cd913ec9d9 > ("ovl: invalidate readdir cache on changes to dir with origin") > > Signed-off-by: Amir Goldstein <amir73il@xxxxxxxxx> > --- > tests/overlay/077 | 105 ++++++++++++++++++++++++++++++++++++++++++ > tests/overlay/077.out | 2 + > tests/overlay/group | 1 + > 3 files changed, 108 insertions(+) > create mode 100755 tests/overlay/077 > create mode 100644 tests/overlay/077.out > > diff --git a/tests/overlay/077 b/tests/overlay/077 > new file mode 100755 > index 00000000..e254aec1 > --- /dev/null > +++ b/tests/overlay/077 > @@ -0,0 +1,105 @@ > +#! /bin/bash > +# SPDX-License-Identifier: GPL-2.0 > +# Copyright (C) 2021 CTERA Networks. All Rights Reserved. > +# > +# FS QA Test 077 > +# > +# Test invalidate of readdir cache > +# > +# This is a regression test for kernel commit 65cd913ec9d9 > +# ("ovl: invalidate readdir cache on changes to dir with origin") > +# > +seq=`basename $0` > +seqres=$RESULT_DIR/$seq > +echo "QA output created by $seq" > + > +here=`pwd` > +tmp=/tmp/$$ > +status=1 # failure is the default! > +trap "_cleanup; exit \$status" 0 1 2 3 15 > + > +_cleanup() > +{ > + cd / > + rm -f $tmp.* > +} > + > +# create test directory and test file, mount overlayfs and remove > +# testfile to create a whiteout in upper dir. > +create_whiteout() > +{ > + local lower=$1 > + local upper=$2 > + local work=$3 > + local file=$4 > + > + mkdir -p $lower/testdir > + touch $lower/testdir/$file > + > + _overlay_scratch_mount_dirs $lower $upper $work > + > + rm -f $SCRATCH_MNT/testdir/$file > + > + $UMOUNT_PROG $SCRATCH_MNT > +} > + Oops. Unused leftover. A former merge dir does not need to actually have whiteouts for this test... Thanks, Amir.