This series gets rid of all the remaining instances of hardcoded
sector sizes in the qcow2 code and adds a check for images whose
virtual size is not a multiple of the sector size.
See the individual patches for details.
Berto
v3:
- Patch 2: Use offset_into_cluster() instead of QEMU_IS_ALIGNED
- Patch 3: Rewrite qcow2_write_l1_entry() to use bl.request_alignment [Kevin]
- Patch 4: Remove alignment check in qcow2_co_copy_range_from()
v2: https://lists.gnu.org/archive/html/qemu-block/2020-01/msg00169.html
- Modify output of iotest 080 to make it easier to understand [Nir]
- Use the QEMU_IS_ALIGNED() macro instead of the modulus operator [Nir]
- Tighten some assertions [Kevin]
v1: https://lists.gnu.org/archive/html/qemu-block/2020-01/msg00139.html
Alberto Garcia (5):
qcow2: Don't round the L1 table allocation up to the sector size
qcow2: Tighten cluster_offset alignment assertions
qcow2: Use bs->bl.request_alignment when updating an L1 entry
qcow2: Don't require aligned offsets in qcow2_co_copy_range_from()
qcow2: Use BDRV_SECTOR_SIZE instead of the hardcoded value
block/qcow2-cluster.c | 30 +++++++++++++++++-------------
block/qcow2-refcount.c | 2 +-
block/qcow2-snapshot.c | 3 +--
block/qcow2.c | 23 +++++++++--------------
4 files changed, 28 insertions(+), 30 deletions(-)
--
2.20.1