[PULL 00/16] migration queue

[Dr. David Alan Gilbert (git)]

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

The following changes since commit 178bacb66d98d9ee7a702b9f2a4dfcd88b72a9ab:

  Merge tag 'block-pull-request' of https://gitlab.com/stefanha/qemu into 
staging (2022-05-09 11:07:04 -0700)

are available in the Git repository at:

  https://gitlab.com/dagrh/qemu.git tags/pull-migration-20220510a

for you to fetch changes up to 511f4a0506af1d380115a61f3362149953646871:

  multifd: Implement zero copy write in multifd migration (multifd-zero-copy) 
(2022-05-10 09:15:06 +0100)

----------------------------------------------------------------
Migration pull 2022-05-10

This replaces yesterdays and the pull originally sent on 28th April;
compared to yesterdays this fixes an accidental change to skiboot.

It contains:
  TLS test fixes from Dan
  Zerocopy migration feature from Leo

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

----------------------------------------------------------------
Daniel P. Berrangé (9):
      tests: fix encoding of IP addresses in x509 certs
      tests: add more helper macros for creating TLS x509 certs
      tests: add migration tests of TLS with PSK credentials
      tests: add migration tests of TLS with x509 credentials
      tests: convert XBZRLE migration test to use common helper
      tests: convert multifd migration tests to use common helper
      tests: add multifd migration tests of TLS with PSK credentials
      tests: add multifd migration tests of TLS with x509 credentials
      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                  | 118 ++++-
 io/channel-tls.c                     |   1 +
 io/channel-websock.c                 |   1 +
 io/channel.c                         |  49 +-
 meson.build                          |   1 +
 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/meson.build              |  12 +-
 tests/qtest/migration-helpers.c      |  13 +
 tests/qtest/migration-helpers.h      |   1 +
 tests/qtest/migration-test.c         | 867 +++++++++++++++++++++++++++++++----
 tests/unit/crypto-tls-psk-helpers.c  |  18 +-
 tests/unit/crypto-tls-psk-helpers.h  |   1 +
 tests/unit/crypto-tls-x509-helpers.c |  16 +-
 tests/unit/crypto-tls-x509-helpers.h |  53 +++
 tests/unit/test-crypto-tlssession.c  |  11 +-
 tests/unit/test-io-channel-socket.c  |   1 +
 33 files changed, 1284 insertions(+), 139 deletions(-)