[PULL 00/26] migration and friends queue

[Dr. David Alan Gilbert (git)]

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

The following changes since commit 8c1c07929feae876202ba26f07a540c5115c18cd:

  Merge remote-tracking branch 'remotes/stefanha/tags/block-pull-request' into 
staging (2020-09-24 18:48:45 +0100)

are available in the Git repository at:

  git://github.com/dagrh/qemu.git tags/pull-migration-20200925a

for you to fetch changes up to e12a0edafeb5019aac74114b62a4703f79c5c693:

  virtiofsd: Add -o allow_direct_io|no_allow_direct_io options (2020-09-25 
12:45:58 +0100)

----------------------------------------------------------------
Migration and virtiofsd pull

Chuan Zheng's Dirtyrate and TLS changes, with small fixes from Dov and
Luarent and Peter.
Small virtiofs changes from Harry, Stefan, Vivek and Jiachen.
One HMP/monitor rework from me.

----------------------------------------------------------------
Chuan Zheng (18):
      migration/dirtyrate: setup up query-dirtyrate framwork
      migration/dirtyrate: add DirtyRateStatus to denote calculation status
      migration/dirtyrate: Add RamblockDirtyInfo to store sampled page info
      migration/dirtyrate: Add dirtyrate statistics series functions
      migration/dirtyrate: move RAMBLOCK_FOREACH_MIGRATABLE into ram.h
      migration/dirtyrate: Record hash results for each sampled page
      migration/dirtyrate: Compare page hash results for recorded sampled page
      migration/dirtyrate: skip sampling ramblock with size below 
MIN_RAMBLOCK_SIZE
      migration/dirtyrate: Implement set_sample_page_period() and 
is_sample_period_valid()
      migration/dirtyrate: Implement calculate_dirtyrate() function
      migration/dirtyrate: Implement qmp_cal_dirty_rate()/qmp_get_dirty_rate() 
function
      migration/dirtyrate: Add trace_calls to make it easier to debug
      migration/tls: save hostname into MigrationState
      migration/tls: extract migration_tls_client_create for common-use
      migration/tls: add tls_hostname into MultiFDSendParams
      migration/tls: extract cleanup function for common-use
      migration/tls: add support for multifd tls-handshake
      migration/tls: add trace points for multifd-tls

Dov Murik (1):
      migration: Truncate state file in xen-save-devices-state

Dr. David Alan Gilbert (1):
      monitor: Use LOCK_GUARD macros

Harry G. Coin (1):
      virtiofsd: document cache=auto default

Jiachen Zhang (1):
      virtiofsd: Add -o allow_direct_io|no_allow_direct_io options

Laurent Vivier (1):
      migration: increase max-bandwidth to 128 MiB/s (1 Gib/s)

Peter Xu (2):
      migration: Properly destroy variables on incoming side
      migration: Rework migrate_send_rp_req_pages() function

Vivek Goyal (1):
      virtiofsd: Used glib "shared" thread pool

 docs/tools/virtiofsd.rst              |   1 +
 migration/channel.c                   |   1 +
 migration/dirtyrate.c                 | 426 ++++++++++++++++++++++++++++++++++
 migration/dirtyrate.h                 |  69 ++++++
 migration/meson.build                 |   2 +-
 migration/migration.c                 |  36 ++-
 migration/migration.h                 |   9 +-
 migration/multifd.c                   | 124 ++++++++--
 migration/multifd.h                   |   2 +
 migration/postcopy-ram.c              |  24 +-
 migration/ram.c                       |  11 +-
 migration/ram.h                       |  10 +
 migration/savevm.c                    |   3 +-
 migration/tls.c                       |  28 ++-
 migration/tls.h                       |   6 +
 migration/trace-events                |  12 +
 monitor/misc.c                        |  44 ++--
 qapi/migration.json                   |  67 ++++++
 tools/virtiofsd/fuse_virtio.c         |   2 +-
 tools/virtiofsd/helper.c              |   4 +
 tools/virtiofsd/passthrough_ll.c      |  20 +-
 tools/virtiofsd/passthrough_seccomp.c |   2 +
 22 files changed, 797 insertions(+), 106 deletions(-)
 create mode 100644 migration/dirtyrate.c
 create mode 100644 migration/dirtyrate.h