From: "Dr. David Alan Gilbert" <dgilbert@redhat.com>

The following changes since commit cf6f26d6f9b2015ee12b4604b79359e76784163a:

  Merge tag 'kraxel-20220427-pull-request' of git://git.kraxel.org/qemu into staging (2022-04-27 10:49:28 -0700)

are available in the Git repository at:

  https://gitlab.com/dagrh/qemu.git tags/pull-migration-20220428a

for you to fetch changes up to 62c49432662815dc520a41cd9f2adbd7ec1e22f4:

  multifd: Implement zero copy write in multifd migration (multifd-zero-copy) (2022-04-28 14:55:24 +0100)

----------------------------------------------------------------
Migration pull 2022-04-28

Zero copy send features from Leo
Test fixes from Dan

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>

----------------------------------------------------------------
Daniel P. Berrangé (4):
      tests: fix encoding of IP addresses in x509 certs
      tests: convert XBZRLE migration test to use common helper
      tests: convert multifd migration tests to use common helper
      tests: ensure migration status isn't reported as failed

Leonardo Bras (7):
      QIOChannel: Add flags on io_writev and introduce io_flush callback
      QIOChannelSocket: Implement io_writev zero copy flag & io_flush for CONFIG_LINUX
      migration: Add zero-copy-send parameter for QMP/HMP for Linux
      migration: Add migrate_use_tls() helper
      multifd: multifd_send_sync_main now returns negative on error
      multifd: Send header packet without flags if zero-copy-send is enabled
      multifd: Implement zero copy write in multifd migration (multifd-zero-copy)

 chardev/char-io.c                    |   2 +-
 hw/remote/mpqemu-link.c              |   2 +-
 include/io/channel-socket.h          |   2 +
 include/io/channel.h                 |  38 ++++++++-
 io/channel-buffer.c                  |   1 +
 io/channel-command.c                 |   1 +
 io/channel-file.c                    |   1 +
 io/channel-socket.c                  | 110 ++++++++++++++++++++++++-
 io/channel-tls.c                     |   1 +
 io/channel-websock.c                 |   1 +
 io/channel.c                         |  49 +++++++++---
 migration/channel.c                  |   3 +-
 migration/migration.c                |  52 +++++++++++-
 migration/migration.h                |   6 ++
 migration/multifd.c                  |  74 ++++++++++++++---
 migration/multifd.h                  |   4 +-
 migration/ram.c                      |  29 +++++--
 migration/rdma.c                     |   1 +
 migration/socket.c                   |  12 ++-
 monitor/hmp-cmds.c                   |   6 ++
 qapi/migration.json                  |  24 ++++++
 scsi/pr-manager-helper.c             |   2 +-
 tests/qtest/migration-helpers.c      |  13 +++
 tests/qtest/migration-helpers.h      |   1 +
 tests/qtest/migration-test.c         | 150 ++++++++++++++++-------------------
 tests/unit/crypto-tls-x509-helpers.c |  16 +++-
 tests/unit/test-crypto-tlssession.c  |  11 ++-
 tests/unit/test-io-channel-socket.c  |   1 +
 28 files changed, 482 insertions(+), 131 deletions(-)