hmp: add interface hmp_snapshot_blkdev_internal
Signed-off-by: Wenchao Xia <xiawenc@linux.vnet.ibm.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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44e3e053af
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775ca88e82
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@ -1023,8 +1023,7 @@ ETEXI
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"of device. If a new image file is specified, the\n\t\t\t"
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"of device. If a new image file is specified, the\n\t\t\t"
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"new image file will become the new root image.\n\t\t\t"
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"new image file will become the new root image.\n\t\t\t"
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"If format is specified, the snapshot file will\n\t\t\t"
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"If format is specified, the snapshot file will\n\t\t\t"
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"be created in that format. Otherwise the\n\t\t\t"
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"be created in that format.\n\t\t\t"
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"snapshot will be internal! (currently unsupported).\n\t\t\t"
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"The default format is qcow2. The -n flag requests QEMU\n\t\t\t"
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"The default format is qcow2. The -n flag requests QEMU\n\t\t\t"
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"to reuse the image found in new-image-file, instead of\n\t\t\t"
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"to reuse the image found in new-image-file, instead of\n\t\t\t"
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"recreating it from scratch.",
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"recreating it from scratch.",
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@ -1035,6 +1034,22 @@ STEXI
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@item snapshot_blkdev
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@item snapshot_blkdev
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@findex snapshot_blkdev
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@findex snapshot_blkdev
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Snapshot device, using snapshot file as target if provided
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Snapshot device, using snapshot file as target if provided
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ETEXI
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{
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.name = "snapshot_blkdev_internal",
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.args_type = "device:B,name:s",
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.params = "device name",
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.help = "take an internal snapshot of device.\n\t\t\t"
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"The format of the image used by device must\n\t\t\t"
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"support it, such as qcow2.\n\t\t\t",
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.mhandler.cmd = hmp_snapshot_blkdev_internal,
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},
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STEXI
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@item snapshot_blkdev_internal
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@findex snapshot_blkdev_internal
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Take an internal snapshot on device if it support
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ETEXI
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ETEXI
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{
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{
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10
hmp.c
10
hmp.c
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@ -978,6 +978,16 @@ void hmp_snapshot_blkdev(Monitor *mon, const QDict *qdict)
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hmp_handle_error(mon, &errp);
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hmp_handle_error(mon, &errp);
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}
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}
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void hmp_snapshot_blkdev_internal(Monitor *mon, const QDict *qdict)
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{
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const char *device = qdict_get_str(qdict, "device");
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const char *name = qdict_get_str(qdict, "name");
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Error *errp = NULL;
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qmp_blockdev_snapshot_internal_sync(device, name, &errp);
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hmp_handle_error(mon, &errp);
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}
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void hmp_migrate_cancel(Monitor *mon, const QDict *qdict)
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void hmp_migrate_cancel(Monitor *mon, const QDict *qdict)
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{
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{
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qmp_migrate_cancel(NULL);
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qmp_migrate_cancel(NULL);
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1
hmp.h
1
hmp.h
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@ -54,6 +54,7 @@ void hmp_block_passwd(Monitor *mon, const QDict *qdict);
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void hmp_balloon(Monitor *mon, const QDict *qdict);
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void hmp_balloon(Monitor *mon, const QDict *qdict);
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void hmp_block_resize(Monitor *mon, const QDict *qdict);
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void hmp_block_resize(Monitor *mon, const QDict *qdict);
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void hmp_snapshot_blkdev(Monitor *mon, const QDict *qdict);
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void hmp_snapshot_blkdev(Monitor *mon, const QDict *qdict);
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void hmp_snapshot_blkdev_internal(Monitor *mon, const QDict *qdict);
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void hmp_drive_mirror(Monitor *mon, const QDict *qdict);
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void hmp_drive_mirror(Monitor *mon, const QDict *qdict);
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void hmp_drive_backup(Monitor *mon, const QDict *qdict);
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void hmp_drive_backup(Monitor *mon, const QDict *qdict);
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void hmp_migrate_cancel(Monitor *mon, const QDict *qdict);
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void hmp_migrate_cancel(Monitor *mon, const QDict *qdict);
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