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author | Peter Maydell <peter.maydell@linaro.org> | 2020-07-21 19:25:48 +0100 |
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committer | Peter Maydell <peter.maydell@linaro.org> | 2020-07-21 19:25:48 +0100 |
commit | 0c1fd2f41f2f63cf3305d6d29d1acd0d960dbd36 (patch) | |
tree | 9153d2ff6ea4c34f669ba70e7a675449c46ea9fe /tests | |
parent | b50dab9ecac442acc1b316e4749dae36a2fe7d61 (diff) | |
parent | 4a01e27ddcb5921efd68820d05d85ba71293fea6 (diff) | |
download | qemu-0c1fd2f41f2f63cf3305d6d29d1acd0d960dbd36.zip qemu-0c1fd2f41f2f63cf3305d6d29d1acd0d960dbd36.tar.gz qemu-0c1fd2f41f2f63cf3305d6d29d1acd0d960dbd36.tar.bz2 |
Merge remote-tracking branch 'remotes/kevin/tags/for-upstream' into staging
Block layer patches:
- file-posix: Handle `EINVAL` fallocate return value
- qemu-img convert -n: Keep qcow2 v2 target sparse
# gpg: Signature made Tue 21 Jul 2020 16:45:28 BST
# gpg: using RSA key DC3DEB159A9AF95D3D7456FE7F09B272C88F2FD6
# gpg: issuer "kwolf@redhat.com"
# gpg: Good signature from "Kevin Wolf <kwolf@redhat.com>" [full]
# Primary key fingerprint: DC3D EB15 9A9A F95D 3D74 56FE 7F09 B272 C88F 2FD6
* remotes/kevin/tags/for-upstream:
iotests: Test sparseness for qemu-img convert -n
qcow2: Implement v2 zero writes with discard if possible
file-posix: Handle `EINVAL` fallocate return value
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'tests')
-rwxr-xr-x | tests/qemu-iotests/122 | 30 | ||||
-rw-r--r-- | tests/qemu-iotests/122.out | 17 |
2 files changed, 47 insertions, 0 deletions
diff --git a/tests/qemu-iotests/122 b/tests/qemu-iotests/122 index dfd1cd0..0f3d4ca 100755 --- a/tests/qemu-iotests/122 +++ b/tests/qemu-iotests/122 @@ -282,6 +282,36 @@ $QEMU_IMG convert -O $IMGFMT -n "$TEST_IMG" "$TEST_IMG".orig $QEMU_IMG compare "$TEST_IMG" "$TEST_IMG".orig echo +echo '=== -n to an empty image ===' +echo + +TEST_IMG="$TEST_IMG".orig _make_test_img 64M + +# Convert with -n, which should not result in a fully allocated image, not even +# with compat=0.10 (because the target doesn't have a backing file) +for compat in "1.1" "0.10"; do + IMGOPTS="compat=$compat" _make_test_img 64M + $QEMU_IMG convert -O $IMGFMT -n "$TEST_IMG".orig "$TEST_IMG" + $QEMU_IMG map --output=json "$TEST_IMG" +done + +echo +echo '=== -n to an empty image with a backing file ===' +echo + +TEST_IMG="$TEST_IMG".orig _make_test_img 64M +TEST_IMG="$TEST_IMG".base _make_test_img 64M + +# Convert with -n, which should still not result in a fully allocated image for +# compat=1.1 (because it can use zero clusters), but it should be fully +# allocated with compat=0.10 +for compat in "1.1" "0.10"; do + IMGOPTS="compat=$compat" _make_test_img -b "$TEST_IMG".base -F $IMGFMT 64M + $QEMU_IMG convert -O $IMGFMT -n "$TEST_IMG".orig "$TEST_IMG" + $QEMU_IMG map --output=json "$TEST_IMG" +done + +echo echo '=== -n -B to an image without a backing file ===' echo diff --git a/tests/qemu-iotests/122.out b/tests/qemu-iotests/122.out index f1f195e..3a3e121 100644 --- a/tests/qemu-iotests/122.out +++ b/tests/qemu-iotests/122.out @@ -229,6 +229,23 @@ wrote 65536/65536 bytes at offset 0 64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) Images are identical. +=== -n to an empty image === + +Formatting 'TEST_DIR/t.IMGFMT.orig', fmt=IMGFMT size=67108864 +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 +[{ "start": 0, "length": 67108864, "depth": 0, "zero": true, "data": false}] +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 +[{ "start": 0, "length": 67108864, "depth": 0, "zero": true, "data": false}] + +=== -n to an empty image with a backing file === + +Formatting 'TEST_DIR/t.IMGFMT.orig', fmt=IMGFMT size=67108864 +Formatting 'TEST_DIR/t.IMGFMT.base', fmt=IMGFMT size=67108864 +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 backing_file=TEST_DIR/t.IMGFMT.base backing_fmt=IMGFMT +[{ "start": 0, "length": 67108864, "depth": 0, "zero": true, "data": false}] +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 backing_file=TEST_DIR/t.IMGFMT.base backing_fmt=IMGFMT +[{ "start": 0, "length": 67108864, "depth": 0, "zero": false, "data": true, "offset": 327680}] + === -n -B to an image without a backing file === Formatting 'TEST_DIR/t.IMGFMT.base', fmt=IMGFMT size=67108864 |