Merge remote-tracking branch 'remotes/kevin/tags/for-upstream' into staging

Block patches

# gpg: Signature made Fri 21 Feb 2014 21:42:24 GMT using RSA key ID C88F2FD6
# gpg: Good signature from "Kevin Wolf <kwolf@redhat.com>"

* remotes/kevin/tags/for-upstream: (54 commits)
  iotests: Mixed quorum child device specifications
  quorum: Simplify quorum_open()
  quorum: Add unit test.
  quorum: Add quorum_open() and quorum_close().
  quorum: Implement recursive .bdrv_recurse_is_first_non_filter in quorum.
  quorum: Add quorum_co_flush().
  quorum: Add quorum_invalidate_cache().
  quorum: Add quorum_getlength().
  quorum: Add quorum mechanism.
  quorum: Add quorum_aio_readv.
  blkverify: Extract qemu_iovec_clone() and qemu_iovec_compare() from blkverify.
  quorum: Add quorum_aio_writev and its dependencies.
  quorum: Create BDRVQuorumState and BlkDriver and do init.
  quorum: Create quorum.c, add QuorumChildRequest and QuorumAIOCB.
  check-qdict: Test termination of qdict_array_split()
  check-qdict: Adjust test for qdict_array_split()
  qdict: Extract non-QDicts in qdict_array_split()
  qemu-config: Sections must consist of keys
  qemu-iotests: Check qemu-img command line parsing
  qemu-img: Allow -o help with incomplete argument list
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 14 insertions, 4 deletions

diff --git a/tests/qemu-iotests/046 b/tests/qemu-iotests/046
index 2d44bbb187..e0be46cf2b 100755
--- a/tests/qemu-iotests/046
+++ b/tests/qemu-iotests/046
@@ -193,6 +193,16 @@ echo "== Verify image content =="
 
 function verify_io()
 {
+    if ($QEMU_IMG info -f "$IMGFMT" "$TEST_IMG" | grep "compat: 0.10" > /dev/null); then
+        # For v2 images, discarded clusters are read from the backing file
+        # Keep the variable empty so that the backing file value can be used as
+        # the default below
+        discarded=
+    else
+        # Discarded clusters are zeroed for v3 or later
+        discarded=0
+    fi
+
     echo read -P 0 0 0x10000
 
     echo read -P 1  0x10000 0x2000
@@ -221,16 +231,16 @@ function verify_io()
     echo read -P 70 0x78000 0x6000
     echo read -P 7  0x7e000 0x2000
 
-    echo read -P 8  0x80000 0x6000
+    echo read -P ${discarded:-8} 0x80000 0x6000
     echo read -P 80 0x86000 0x2000
-    echo read -P 8  0x88000 0x2000
+    echo read -P ${discarded:-8} 0x88000 0x2000
     echo read -P 81 0x8a000 0xe000
     echo read -P 90 0x98000 0x6000
     echo read -P 9  0x9e000 0x2000
 
-    echo read -P 10  0xa0000 0x6000
+    echo read -P ${discarded:-10} 0xa0000 0x6000
     echo read -P 100 0xa6000 0x2000
-    echo read -P 10  0xa8000 0x2000
+    echo read -P ${discarded:-10} 0xa8000 0x2000
     echo read -P 101 0xaa000 0xe000
     echo read -P 110 0xb8000 0x8000