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qapi: Add VFIO devices migration stats in Migration stats

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Added amount of bytes transferred to the VM at destination by all VFIO
devices

Signed-off-by: Kirti Wankhede <kwankhede@nvidia.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
This commit is contained in:
Kirti Wankhede 2020-10-26 15:06:27 +05:30 • committed by Alex Williamson
parent a22651053b
commit 3710586caa
6 changed files with 71 additions and 0 deletions
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17
qapi/migration.json
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@ -147,6 +147,18 @@
'active', 'postcopy-active', 'postcopy-paused',
'postcopy-recover', 'completed', 'failed', 'colo',
'pre-switchover', 'device', 'wait-unplug' ] }
##
# @VfioStats:
#
# Detailed VFIO devices migration statistics
#
# @transferred: amount of bytes transferred to the target VM by VFIO devices
#
# Since: 5.2
#
##
{ 'struct': 'VfioStats',
'data': {'transferred': 'int' } }
##
# @MigrationInfo:
@ -208,11 +220,16 @@
#
# @socket-address: Only used for tcp, to know what the real port is (Since 4.0)
#
# @vfio: @VfioStats containing detailed VFIO devices migration statistics,
# only returned if VFIO device is present, migration is supported by all
# VFIO devices and status is 'active' or 'completed' (since 5.2)
#
# Since: 0.14.0
##
{ 'struct': 'MigrationInfo',
'data': {'*status': 'MigrationStatus', '*ram': 'MigrationStats',
'*disk': 'MigrationStats',
'*vfio': 'VfioStats',
'*xbzrle-cache': 'XBZRLECacheStats',
'*total-time': 'int',
'*expected-downtime': 'int',