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Merge remote-tracking branch 'sstabellini/xen-2012-10-03' into staging
Merge remote-tracking branch 'kwolf/for-anthony' into staging
QMP, Introduce xen-set-global-dirty-log command.
This command is used during a migration of a guest under Xen. It callsmemory_global_dirty_log_start or memory_global_dirty_log_stop according to theargument pass to the command.
Signed-off-by: Anthony PERARD <anthony.perard@citrix.com>...
stream: add on-error argument
This patch adds support for error management to streaming.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>Reviewed-by: Eric Blake <eblake@redhat.com>Signed-off-by: Kevin Wolf <kwolf@redhat.com>
qmp: add block-job-pause and block-job-resume
Add QMP commands matching the functionality.
Paused jobs cannot be canceled without first resuming them. Thisensures that I/O errors are never missed by management. However, anoptional force argument can be specified to allow that....
QAPI: add command for live block commit, 'block-commit'
The command for live block commit is added, which has the followingarguments:
device: the block device to perform the commit on (mandatory)base: the base image to commit into; optional (if not specified,...
qapi: convert add_client
Also fixes a few issues while there:
1. The fd returned by monitor_get_fd() leaks in most error conditions 2. monitor_get_fd() return value is not checked. Best case we get an error that is not correctly reported, worse case one of the...
qapi: convert sendkey
Convert 'sendkey' to use QAPI.
QAPI passes key's index of mapping table to qmp_send_key(),not keycode. So we use help functions to convert key/code toindex of key_defs, and 'index' will be converted to 'keycode'inside qmp_send_key()....
qapi: convert screendump
Next commits will update devices to propagate errors.
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
Merge remote-tracking branch 'qmp/queue/qmp' into staging
qapi: add 'query-target' command to return target arch
Add a 'query-target' QAPI command to allow management applicationsto determine what target architecture a QEMU binary is emulatingwithout having to parse the binary name or -help output
$ qmp-shell -p /tmp/qemu...
migration: move total_time from ram stats to migration info
Signed-off-by: Juan Quintela <quintela@redhat.com>Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
qapi: Introduce add-fd, remove-fd, query-fdsets
This patch adds support that enables passing of file descriptorsto the QEMU monitor where they will be stored in specified filedescriptor sets.
A file descriptor set can be used by a client like libvirt to...
qmp: introduce device-list-properties command
This can be used in conjunction with qom-list-types to determine the supportedset of devices and their parameters.
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
qapi: add query-machines command
This provides the same output as -M ? but in a structured way.
qapi: add query-cpu-definitions command (v2)
This command attempts to map to the behavior of -cpu ?. Unfortunately, theoutput of this command differs wildly across targets.
To accommodate this, we use a weak symbol to implement a default version of the...
qmp: switch to the new error format on the wire
IMPORTANT: this BREAKS QMP's compatibility for the error response.
This commit changes QMP's wire protocol to make use of the simplererror format introduced by previous commits.
There are two important (and mostly incompatible) changes:...
Add migrate_set_cache_size command
Change XBZRLE cache size in bytes (the size should be a power of 2, it will berounded down to the nearest power of 2).If XBZRLE cache size is too small there will be many cache miss.
New query-migrate-cache-size QMP command and 'info migrate_cache_size' HMP...
Change total_time to total-time in MigrationStats
migration total_time was introduced in commitd5f8a5701d3690b5ec0c34b6a5c0b5a24d274540 for QEMU 1.2
Signed-off-by: Orit Wasserman <owasserm@redhat.com>
Reviewed-by: Luiz Capitulino <lcapitulino@redhat.com>...
Add migration accounting for normal and duplicate pages
Signed-off-by: Benoit Hudzia <benoit.hudzia@sap.com>Signed-off-by: Petter Svard <petters@cs.umu.se>Signed-off-by: Aidan Shribman <aidan.shribman@sap.com>Signed-off-by: Orit Wasserman <owasserm@redhat.com>...
Add XBZRLE statistics
Signed-off-by: Benoit Hudzia <benoit.hudzia@sap.com>Signed-off-by: Petter Svard <petters@cs.umu.se>Signed-off-by: Aidan Shribman <aidan.shribman@sap.com>Signed-off-by: Orit Wasserman <owasserm@redhat.com>Signed-off-by: Juan Quintela <quintela@redhat.com>...
Add migration capabilities
The management can query the current migration capabilities usingquery-migrate-capabilities QMP command.The user can use 'info migrate_capabilities' HMP command.Currently only XBZRLE capability is available.
Signed-off-by: Orit Wasserman <owasserm@redhat.com>...
Add migrate-set-capabilities
The management can enable/disable a capability for the next migration by usingmigrate-set-capabilities QMP command.The user can use migrate_set_capability HMP command.
Signed-off-by: Orit Wasserman <owasserm@redhat.com>Signed-off-by: Juan Quintela <quintela@redhat.com>...
block: Use bdrv_get_backing_file_depth()
Use the dedicated counting function in qmp_query_block in order topropagate the backing file depth to HMP and add backing_file_depthto qmp-commands.hx
Signed-off-by: Benoit Canet <benoit@irqsave.net>Reviewed-by: Eric Blake <eblake@redhat.com>...
qapi: Convert getfd and closefd
Signed-off-by: Corey Bryant <coreyb@linux.vnet.ibm.com>Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
qapi: convert netdev_add
This is not a full QAPI conversion, but an intermediate step.
In essence, do_netdev_add() is split into three functions:
1. netdev_add(): performs the actual work. This function is fully converted to Error (thus, it's "qapi-friendly")...
qapi: convert netdev_del
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>Reviewed-By: Laszlo Ersek <lersek@redhat.com>
Add 'query-events' command to QMP to query async events
Sometimes it is neccessary for an application to determinewhether a particular QMP event is available, so they candecide whether to use compatibility code instead. Thisintroduces a new 'query-events' command to QMP to do just...
introduce a new monitor command 'dump-guest-memory' to dump guest's memory
The command's usage: dump-guest-memory [-p] protocol [begin] [length]The supported protocol can be file or fd:1. file: the protocol starts with "file:", and the following string is...
block: add mode argument to blockdev-snapshot-sync
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>Signed-off-by: Kevin Wolf <kwolf@redhat.com>
block: change block-job-set-speed argument from 'value' to 'speed'
Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>Acked-by: Kevin Wolf <kwolf@redhat.com>Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
block: add 'speed' optional parameter to block-stream
Allow streaming operations to be started with an initial speed limit.This eliminates the window of time between starting streaming andissuing block-job-set-speed. Users should use the new optional 'speed'...
qmp: make block job command naming consistent
The block streaming and job commands used '_' instead of '-' for reasonsof compatibility with libvirt, which already included support for the'_' naming. However, the semantics of block_job_cancel have changed and...
qapi: convert device_del
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>Reviewed-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
qmp: add and use q type specifier
"O" is being used by the transaction and qom-set commands to mean "anyQObject", but it really means "do not validate the argument list".Add a new specifier with the correct meaning.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>...
Merge remote-tracking branch 'sstabellini/saverestore-8' into staging
Introduce "xen-save-devices-state"
- add an "is_ram" flag to SaveStateEntry;
- register_savevm_live sets is_ram for live_savevm devices;
- introduce a "xen-save-devices-state" QAPI command that can be used to savethe state of all devices, but not the RAM or the block devices of the...
qapi: Convert migrate
The migrate command is one of those commands where HMP and QMP completelymix up together. This made the conversion to the QAPI (which separates thecommand into QMP and HMP parts) a bit difficult.
The first important change to be noticed is that this commit completes the...
rename blockdev-group-snapshot-sync
We will add other kinds of operation. Prepare for this by adjustingthe schema.
add mode field to blockdev-snapshot-sync transaction item
The mode field lets a management application create the snapshotdestination outside QEMU.
Right now, the only modes are "existing" and "absolute-paths". Mirroringintroduces "no-backing-file". In the future "relative-paths" could be...
qmp: convert blockdev-snapshot-sync to a wrapper around transactions
Simplify the blockdev-snapshot-sync code and gain failsafe operationby turning it into a wrapper around the new transaction command. A newoption is also added matching "mode".
QMP: Add qmp command for blockdev-group-snapshot-sync
This adds the QMP command for blockdev-group-snapshot-sync. Ittakes an array in as the input, for the argument devlist. Thearray consists of the following elements:
+ device: device to snapshot. e.g. "ide-hd0", "virtio0"...
suspend: add system_wakeup monitor command
This patch adds the system_wakeup monitor command which will simplywake up suspended guests.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Add SPICE support to add_client monitor command
With the acceptance of some new APIs to libspice-server.so itis possible to add support for SPICE to the 'add_client'monitor command, bringing parity with VNC. Since SPICE canuse TLS or plain connections, the command also gains a new...
qom: add new command to search for types
This adds a command that allows searching for types that implement a property.This allows you to do things like search for all available PCIDevices. In thefuture, we'll also have a standard interface for things with a BlockDriverState...
qmp: add block_job_cancel command
Add block_job_cancel, which stops an active block streaming operation.When the operation has been cancelled the new BLOCK_JOB_CANCELLED eventis emitted.
Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>Acked-by: Luiz Capitulino <lcapitulino@redhat.com>...
qmp: add query-block-jobs
Add query-block-jobs, which shows the progress of ongoing block deviceoperations.
Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>Acked-by: Luiz Capitulino <lcapitulino@redhat.com>Signed-off-by: Kevin Wolf <kwolf@redhat.com>
qmp: add block_job_set_speed command
Add block_job_set_speed, which sets the maximum speed for a backgroundblock operation.
qmp: add block_stream command
Add the block_stream command, which starts copy backing file contentsinto the image file. Also add the BLOCK_JOB_COMPLETED QMP event whichis emitted when image streaming completes. Later patches add controlover the background copy speed, cancelation, and querying running...
qapi: Convert eject
qapi: Introduce change-vnc-password
New QMP command to change the VNC password.
qapi: Convert change
qapi: Convert block_set_io_throttle
qapi: Convert set_password
qapi: Convert expire_password
qmp: add qom-list command
This can be used to list properties in the device model.
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
qom: qom_{get, set} monitor commands (v2)
This allows clients to read and write device model properties through QMP. QAPIdoesn't support Visitor types yet and these commands are special in that theydon't work with fixed types.
I've added a documentation stub to qapi-schema.json so we can keep consistency...
qapi: Convert pmemsave
qapi: Convert cont
qapi: Convert inject-nmi
qapi: Convert set_link
qapi: Convert block_passwd
qapi: Convert balloon
Note that the command being dropped uses the deprecated MONITOR_CMD_ASYNCAPI, but the new command is a regular synchronous command. There shouldn'tbe visible differences though, as MONITOR_CMD_ASYNC is internal only.
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>...
qapi: Convert block_resize
qapi: Convert blockdev_snapshot_sync
Unfortunately, this conversion required an additional change.
In the old QMP command, the 'snapshot-file' argument is specified asoptional. The idea is to take the snapshot internally if 'snapshot-file'is not passed. However, internal snapshots are not supported yet so...
qapi: Convert human-monitor-command
qapi: Convert migrate_cancel
qapi: Convert migrate_set_downtime
qapi: Convert migrate_set_speed
qapi: Complete system_powerdown conversion
Commit 5bc465e4b1b6f4582a400c0a7033a1c841744278 converted onlythe HMP part of the system_powerdown command to the QAPI, thiscommit completes it by converting the QMP part too.
qapi: Convert memsave
Please, note that the QMP command has a new 'cpu-index' parameter.
hmp/qmp: add block_set_io_throttle
Signed-off-by: Zhi Yong Wu <wuzhy@linux.vnet.ibm.com>Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Conflicts: ui/spice-core.c
qapi: Convert query-cpus
qapi: Convert query-block
qapi: Convert query-blockstats
qapi: Convert query-vnc
There are three important remarks in relation to the non-qapi command:
1. This commit also fixes the behavior of the 'query-vnc' and 'info vnc' commands to return an error when qemu is built without VNC support (ie. --disable-vnc). The non-qapi command would return the OK...
qapi: Convert query-spice
qapi: Convert query-balloon
Please, note that some of the code supporting memory statistics isstill around (eg. virtio_balloon_receive_stats() and reset_stats()).
Also, the qmp_query_balloon() function is synchronous and thus doesn'tmake any use of the (not fully working) monitor's asynchronous command...
qapi: Convert query-pci
This also fixes a bug with the old version: QMP would invert device idand vendor id. This would look ok on HMP because it was printing"device:vendor" instead of "vendor:device".
qapi: Convert query-mice
qapi: Convert query-migrate
qapi: Convert the cpu command
spice: turn client_migrate_info to async
RHBZ 737921Spice client is required to connect to the migration target before/as migrationstarts. Since after migration starts, the target qemu is blocked and cannot accept new spice clientwe trigger the connection to the target upon client_migrate_info command....
QMP: Fix blockdev-snapshot-sync doc example
Fix wrong command name.
Reported-by: Eric Blake <eblake@redhat.com>Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
QMP: query-status: Add 'io-status' key
Contains the I/O status for the given device. The key is only presentif the device supports it and the VM is configured to stop on errors.
Please, check the documentation being added in this commit for moreinformation....
qapi: Convert query-kvm
qapi: Convert query-status
Please, note that the RunState type as defined in sysemu.h and itsrunstate_as_string() function are being dropped in favor of theRunState type generated by the QAPI.
qapi: Convert query-uuid
qapi: Convert query-chardev
Reviewed-by: Michael Roth <mdroth@linux.vnet.ibm.com>Tested-by: Michael Roth <mdroth@linux.vnet.ibm.com>Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
qapi: Convert query-commands
qapi: Convert quit
qapi: Convert stop
qapi: Convert system_reset
qapi: convert query-name
A simple example conversion 'info name'. This also adds the new files forQMP and HMP.
qapi: Convert query-version
QMP: query-status: Introduce 'status' key
This new key reports the current VM status to clients. Please, checkthe documentation being added in this commit for more details.
block: Show whether the virtual tray is open in info block
Need to ask the device, so this requires new BlockDevOps memberis_tray_open().
Signed-off-by: Markus Armbruster <armbru@redhat.com>Signed-off-by: Kevin Wolf <kwolf@redhat.com>
block: latency accounting
Account the total latency for read/write/flush requests. This allowsmanagement tools to average it based on a snapshot of the nr opscounters and allow checking for SLAs or provide statistics.
Signed-off-by: Christoph Hellwig <hch@lst.de>...