From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:60148) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZaUJ9-0003ap-S0 for qemu-devel@nongnu.org; Fri, 11 Sep 2015 15:48:28 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ZaUJ8-0000b7-TN for qemu-devel@nongnu.org; Fri, 11 Sep 2015 15:48:27 -0400 From: Kevin Wolf Date: Fri, 11 Sep 2015 21:40:58 +0200 Message-Id: <1442000463-22777-19-git-send-email-kwolf@redhat.com> In-Reply-To: <1442000463-22777-1-git-send-email-kwolf@redhat.com> References: <1442000463-22777-1-git-send-email-kwolf@redhat.com> Subject: [Qemu-devel] [PULL 18/23] qemu-iotests: Reopen qcow2 with lazy-refcounts change List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-block@nongnu.org Cc: kwolf@redhat.com, qemu-devel@nongnu.org Signed-off-by: Kevin Wolf Reviewed-by: Max Reitz --- tests/qemu-iotests/039 | 27 +++++++++++++++++++++++++++ tests/qemu-iotests/039.out | 18 ++++++++++++++++++ 2 files changed, 45 insertions(+) diff --git a/tests/qemu-iotests/039 b/tests/qemu-iotests/039 index 617f397..9e9b379 100755 --- a/tests/qemu-iotests/039 +++ b/tests/qemu-iotests/039 @@ -147,6 +147,33 @@ $PYTHON qcow2.py "$TEST_IMG".base dump-header | grep incompatible_features _check_test_img TEST_IMG="$TEST_IMG".base _check_test_img +echo +echo "== Changing lazy_refcounts setting at runtime ==" + +IMGOPTS="compat=1.1,lazy_refcounts=off" +_make_test_img $size + +$QEMU_IO -c "reopen -o lazy-refcounts=on" \ + -c "write -P 0x5a 0 512" \ + -c "sigraise $(kill -l KILL)" "$TEST_IMG" 2>&1 \ + | _filter_qemu_io + +# The dirty bit must be set +$PYTHON qcow2.py "$TEST_IMG" dump-header | grep incompatible_features +_check_test_img + +IMGOPTS="compat=1.1,lazy_refcounts=on" +_make_test_img $size + +$QEMU_IO -c "reopen -o lazy-refcounts=off" \ + -c "write -P 0x5a 0 512" \ + -c "sigraise $(kill -l KILL)" "$TEST_IMG" 2>&1 \ + | _filter_qemu_io + +# The dirty bit must not be set +$PYTHON qcow2.py "$TEST_IMG" dump-header | grep incompatible_features +_check_test_img + # success, all done echo "*** done" diff --git a/tests/qemu-iotests/039.out b/tests/qemu-iotests/039.out index d8c5a44..03a31c5 100644 --- a/tests/qemu-iotests/039.out +++ b/tests/qemu-iotests/039.out @@ -74,4 +74,22 @@ incompatible_features 0x0 incompatible_features 0x0 No errors were found on the image. No errors were found on the image. + +== Changing lazy_refcounts setting at runtime == +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728 +wrote 512/512 bytes at offset 0 +512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +./common.config: Killed ( exec "$QEMU_IO_PROG" $QEMU_IO_OPTIONS "$@" ) +incompatible_features 0x1 +ERROR cluster 5 refcount=0 reference=1 +ERROR OFLAG_COPIED data cluster: l2_entry=8000000000050000 refcount=0 + +2 errors were found on the image. +Data may be corrupted, or further writes to the image may corrupt it. +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728 +wrote 512/512 bytes at offset 0 +512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +./common.config: Killed ( exec "$QEMU_IO_PROG" $QEMU_IO_OPTIONS "$@" ) +incompatible_features 0x0 +No errors were found on the image. *** done -- 1.8.3.1