[PULL v2 00/34] Block patches

[PULL v2 00/34] Block patches

[Max Reitz]

The following changes since commit 30aa19446d82358a30eac3b556b4d6641e00b7c1:

  Merge remote-tracking branch 'remotes/cschoenebeck/tags/pull-9p-20200812' into staging (2020-08-24 16:39:53 +0100)

are available in the Git repository at:

  https://github.com/XanClic/qemu.git tags/pull-block-2020-08-26

for you to fetch changes up to a5d3cfa2dc775e5d99f013703b8508f1d989d588:

  iotests: Add tests for qcow2 images with extended L2 entries (2020-08-26 08:49:51 +0200)

----------------------------------------------------------------
Block patches:
- qcow2 subclusters (extended L2 entries)

----------------------------------------------------------------
v2:
- Fixed the shebang line in iotest 271

----------------------------------------------------------------
Alberto Garcia (34):
  qcow2: Make Qcow2AioTask store the full host offset
  qcow2: Convert qcow2_get_cluster_offset() into qcow2_get_host_offset()
  qcow2: Add calculate_l2_meta()
  qcow2: Split cluster_needs_cow() out of count_cow_clusters()
  qcow2: Process QCOW2_CLUSTER_ZERO_ALLOC clusters in handle_copied()
  qcow2: Add get_l2_entry() and set_l2_entry()
  qcow2: Document the Extended L2 Entries feature
  qcow2: Add dummy has_subclusters() function
  qcow2: Add subcluster-related fields to BDRVQcow2State
  qcow2: Add offset_to_sc_index()
  qcow2: Add offset_into_subcluster() and size_to_subclusters()
  qcow2: Add l2_entry_size()
  qcow2: Update get/set_l2_entry() and add get/set_l2_bitmap()
  qcow2: Add QCow2SubclusterType and qcow2_get_subcluster_type()
  qcow2: Add qcow2_get_subcluster_range_type()
  qcow2: Add qcow2_cluster_is_allocated()
  qcow2: Add cluster type parameter to qcow2_get_host_offset()
  qcow2: Replace QCOW2_CLUSTER_* with QCOW2_SUBCLUSTER_*
  qcow2: Handle QCOW2_SUBCLUSTER_UNALLOCATED_ALLOC
  qcow2: Add subcluster support to calculate_l2_meta()
  qcow2: Add subcluster support to qcow2_get_host_offset()
  qcow2: Add subcluster support to zero_in_l2_slice()
  qcow2: Add subcluster support to discard_in_l2_slice()
  qcow2: Add subcluster support to check_refcounts_l2()
  qcow2: Update L2 bitmap in qcow2_alloc_cluster_link_l2()
  qcow2: Clear the L2 bitmap when allocating a compressed cluster
  qcow2: Add subcluster support to handle_alloc_space()
  qcow2: Add subcluster support to qcow2_co_pwrite_zeroes()
  qcow2: Add subcluster support to qcow2_measure()
  qcow2: Add prealloc field to QCowL2Meta
  qcow2: Add the 'extended_l2' option and the QCOW2_INCOMPAT_EXTL2 bit
  qcow2: Allow preallocation and backing files if extended_l2 is set
  qcow2: Assert that expand_zero_clusters_in_l1() does not support
    subclusters
  iotests: Add tests for qcow2 images with extended L2 entries

 docs/interop/qcow2.txt           |  68 ++-
 docs/qcow2-cache.txt             |  19 +-
 qapi/block-core.json             |   7 +
 block/qcow2.h                    | 211 ++++++-
 include/block/block_int.h        |   1 +
 block/qcow2-cluster.c            | 906 +++++++++++++++++++++----------
 block/qcow2-refcount.c           |  47 +-
 block/qcow2.c                    | 302 +++++++----
 block/trace-events               |   2 +-
 tests/qemu-iotests/031.out       |   8 +-
 tests/qemu-iotests/036.out       |   4 +-
 tests/qemu-iotests/049.out       | 102 ++--
 tests/qemu-iotests/060.out       |   3 +-
 tests/qemu-iotests/061           |   6 +
 tests/qemu-iotests/061.out       |  25 +-
 tests/qemu-iotests/065           |  12 +-
 tests/qemu-iotests/082.out       |  39 +-
 tests/qemu-iotests/085.out       |  38 +-
 tests/qemu-iotests/144.out       |   4 +-
 tests/qemu-iotests/182.out       |   2 +-
 tests/qemu-iotests/185.out       |   8 +-
 tests/qemu-iotests/198           |   2 +
 tests/qemu-iotests/206.out       |   6 +-
 tests/qemu-iotests/242.out       |   5 +
 tests/qemu-iotests/255.out       |   8 +-
 tests/qemu-iotests/271           | 901 ++++++++++++++++++++++++++++++
 tests/qemu-iotests/271.out       | 726 +++++++++++++++++++++++++
 tests/qemu-iotests/274.out       |  49 +-
 tests/qemu-iotests/280.out       |   2 +-
 tests/qemu-iotests/291.out       |   2 +
 tests/qemu-iotests/302.out       |   1 +
 tests/qemu-iotests/303.out       |   4 +-
 tests/qemu-iotests/common.filter |   1 +
 tests/qemu-iotests/group         |   1 +
 34 files changed, 2952 insertions(+), 570 deletions(-)
 create mode 100755 tests/qemu-iotests/271
 create mode 100644 tests/qemu-iotests/271.out

-- 
2.26.2

Re: [PULL v2 00/34] Block patches

[Peter Maydell]

On Wed, 26 Aug 2020 at 08:51, Max Reitz <mreitz@redhat.com> wrote:
>
> The following changes since commit 30aa19446d82358a30eac3b556b4d6641e00b7c1:
>
>   Merge remote-tracking branch 'remotes/cschoenebeck/tags/pull-9p-20200812' into staging (2020-08-24 16:39:53 +0100)
>
> are available in the Git repository at:
>
>   https://github.com/XanClic/qemu.git tags/pull-block-2020-08-26
>
> for you to fetch changes up to a5d3cfa2dc775e5d99f013703b8508f1d989d588:
>
>   iotests: Add tests for qcow2 images with extended L2 entries (2020-08-26 08:49:51 +0200)
>
> ----------------------------------------------------------------
> Block patches:
> - qcow2 subclusters (extended L2 entries)
>
> ----------------------------------------------------------------
> v2:
> - Fixed the shebang line in iotest 271


Applied, thanks.

Please update the changelog at https://wiki.qemu.org/ChangeLog/5.2
for any user-visible changes.

-- PMM