Re: [PULL 00/39] Migration 20231024 patches

[Stefan Hajnoczi]

On Tue, 24 Oct 2023 at 23:45, Juan Quintela <quintela@redhat.com> wrote:
>
> The following changes since commit a95260486aa7e78d7c7194eba65cf03311ad94ad:
>
>   Merge tag 'pull-tcg-20231023' of https://gitlab.com/rth7680/qemu into 
> staging (2023-10-23 14:45:46 -0700)
>
> are available in the Git repository at:
>
>   https://gitlab.com/juan.quintela/qemu.git 
> tags/migration-20231024-pull-request
>
> for you to fetch changes up to 088f7f03da3f5b3487091302b795c22b1bfe56fb:
>
>   migration: Deprecate old compression method (2023-10-24 13:48:24 +0200)
>
> ----------------------------------------------------------------
> Migration Pull request (20231024)
>
> Hi
>
> In this PULL:
> - vmstate registration fixes (thomas, juan)
> - start merging vmstate_section_needed changes (marc)
> - migration depreactions (juan)
> - migration documentation for backwards compatibility (juan)
>
> Please apply.

Hi Juan,
I'm seeing CI failures:
https://gitlab.com/qemu-project/qemu/-/pipelines/1048630760

You can ignore avocado-system-debian, but the others look like real failures.

Please take a look. Thanks!

Stefan

>
> ----------------------------------------------------------------
>
> Juan Quintela (31):
>   migration/doc: Add contents
>   migration/doc: Add documentation for backwards compatiblity
>   migration/doc: How to migrate when hosts have different features
>   migration/doc: We broke backwards compatibility
>   migration: Receiving a zero page non zero is an error
>   migration: Rename ram_handle_compressed() to ram_handle_zero()
>   migration: Give one error if trying to set MULTIFD and XBZRLE
>   migration: Give one error if trying to set COMPRESSION and XBZRLE
>   migration: Remove save_page_use_compression()
>   migration: Make compress_data_with_multithreads return bool
>   migration: Simplify compress_page_with_multithread()
>   migration: Move busy++ to migrate_with_multithread
>   migration: Create compress_update_rates()
>   migration: Export send_queued_data()
>   migration: Move ram_flush_compressed_data() to ram-compress.c
>   migration: Merge flush_compressed_data() and compress_flush_data()
>   migration: Rename ram_compressed_pages() to compress_ram_pages()
>   migration: Create vmstate_register_any()
>   migration: Use vmstate_register_any()
>   migration: Use vmstate_register_any() for isa-ide
>   migration: Use VMSTATE_INSTANCE_ID_ANY for slirp
>   migration: Hack to maintain backwards compatibility for ppc
>   migration: Improve example and documentation of vmstate_register()
>   migration: Use vmstate_register_any() for audio
>   migration: Use vmstate_register_any() for eeprom93xx
>   migration: Use vmstate_register_any() for vmware_vga
>   qemu-iotests: Filter warnings about block migration being deprecated
>   migration: migrate 'inc' command option is deprecated.
>   migration: migrate 'blk' command option is deprecated.
>   migration: Deprecate block migration
>   migration: Deprecate old compression method
>
> Marc-André Lureau (2):
>   migration: rename vmstate_save_needed->vmstate_section_needed
>   migration: set file error on subsection loading
>
> Peter Xu (1):
>   migration: Check in savevm_state_handler_insert for dups
>
> Thomas Huth (5):
>   hw/ipmi: Don't call vmstate_register() from instance_init() functions
>   hw/s390x/s390-skeys: Don't call register_savevm_live() during
>     instance_init()
>   hw/s390x/s390-stattrib: Simplify handling of the "migration-enabled"
>     property
>   hw/s390x/s390-stattrib: Don't call register_savevm_live() during
>     instance_init()
>   migration/ram: Fix compilation with -Wshadow=local
>
>  docs/about/deprecated.rst        |  35 ++
>  docs/devel/migration.rst         | 532 ++++++++++++++++++++++++++++++-
>  qapi/migration.json              |  93 ++++--
>  include/migration/vmstate.h      |  30 +-
>  migration/ram-compress.h         |  10 +-
>  migration/ram.h                  |   3 +-
>  audio/audio.c                    |   2 +-
>  backends/dbus-vmstate.c          |   3 +-
>  backends/tpm/tpm_emulator.c      |   3 +-
>  hw/display/vmware_vga.c          |   2 +-
>  hw/i2c/core.c                    |   2 +-
>  hw/ide/isa.c                     |   2 +-
>  hw/input/adb.c                   |   2 +-
>  hw/input/ads7846.c               |   2 +-
>  hw/input/stellaris_input.c       |   3 +-
>  hw/intc/xics.c                   |  18 +-
>  hw/ipmi/ipmi_bmc_extern.c        |  29 +-
>  hw/ipmi/isa_ipmi_bt.c            |  34 +-
>  hw/ipmi/isa_ipmi_kcs.c           |  50 +--
>  hw/net/eepro100.c                |   3 +-
>  hw/nvram/eeprom93xx.c            |   2 +-
>  hw/pci/pci.c                     |   2 +-
>  hw/ppc/spapr.c                   |  25 +-
>  hw/ppc/spapr_nvdimm.c            |   3 +-
>  hw/s390x/s390-skeys.c            |  35 +-
>  hw/s390x/s390-stattrib.c         |  71 ++---
>  hw/timer/arm_timer.c             |   2 +-
>  hw/virtio/virtio-mem.c           |   4 +-
>  migration/block.c                |   3 +
>  migration/migration-hmp-cmds.c   |  10 +
>  migration/migration.c            |  10 +
>  migration/options.c              |  36 ++-
>  migration/ram-compress.c         | 112 +++++--
>  migration/ram.c                  | 114 ++-----
>  migration/rdma.c                 |   8 +-
>  migration/savevm.c               |  34 +-
>  migration/vmstate.c              |   5 +-
>  net/slirp.c                      |   5 +-
>  tests/qemu-iotests/183           |   2 +-
>  tests/qemu-iotests/common.filter |   7 +
>  40 files changed, 1041 insertions(+), 307 deletions(-)
>
> --
> 2.41.0
>
>