diff options
Diffstat (limited to 'qmp-commands.hx')
| -rw-r--r-- | qmp-commands.hx | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/qmp-commands.hx b/qmp-commands.hx index a05d25ff60..e1bcc60380 100644 --- a/qmp-commands.hx +++ b/qmp-commands.hx @@ -1137,10 +1137,10 @@ Arguments: (json-string, optional) - "sync": what parts of the disk image should be copied to the destination; possibilities include "full" for all the disk, "top" for only the sectors - allocated in the topmost image, "dirty-bitmap" for only the dirty sectors in + allocated in the topmost image, "incremental" for only the dirty sectors in the bitmap, or "none" to only replicate new I/O (MirrorSyncMode). -- "bitmap": dirty bitmap name for sync==dirty-bitmap. Must be present if sync - is "dirty-bitmap", must NOT be present otherwise. +- "bitmap": dirty bitmap name for sync==incremental. Must be present if sync + is "incremental", must NOT be present otherwise. - "mode": whether and how QEMU should create a new image (NewImageMode, optional, default 'absolute-paths') - "speed": the maximum speed, in bytes per second (json-int, optional) @@ -1503,6 +1503,7 @@ EQMP .args_type = "sync:s,device:B,target:s,speed:i?,mode:s?,format:s?," "node-name:s?,replaces:s?," "on-source-error:s?,on-target-error:s?," + "unmap:b?," "granularity:i?,buf-size:i?", .mhandler.cmd_new = qmp_marshal_input_drive_mirror, }, @@ -1542,6 +1543,8 @@ Arguments: (BlockdevOnError, default 'report') - "on-target-error": the action to take on an error on the target (BlockdevOnError, default 'report') +- "unmap": whether the target sectors should be discarded where source has only + zeroes. (json-bool, optional, default true) The default value of the granularity is the image cluster size clamped between 4096 and 65536, if the image format defines one. If the format |