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authorPaolo Bonzini <pbonzini@redhat.com>2012-09-28 17:22:51 +0200
committerKevin Wolf <kwolf@redhat.com>2012-09-28 19:14:32 +0200
commit6e37fb811ac86739e5ed30dba3a8e4848bd21b56 (patch)
tree61bfc784684f6fc22ad910a6e8809395c499b63f /hmp-commands.hx
parent8acc72a4d20910d522516dab31272fe66da8da28 (diff)
downloadfocaccia-qemu-6e37fb811ac86739e5ed30dba3a8e4848bd21b56.tar.gz
focaccia-qemu-6e37fb811ac86739e5ed30dba3a8e4848bd21b56.zip
qmp: add block-job-pause and block-job-resume
Add QMP commands matching the functionality.

Paused jobs cannot be canceled without first resuming them.  This
ensures that I/O errors are never missed by management.  However, an
optional force argument can be specified to allow that.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'hmp-commands.hx')
-rw-r--r--hmp-commands.hx35
1 files changed, 32 insertions, 3 deletions
diff --git a/hmp-commands.hx b/hmp-commands.hx
index ed67e997fd..27d90a24af 100644
--- a/hmp-commands.hx
+++ b/hmp-commands.hx
@@ -99,9 +99,10 @@ ETEXI
 
     {
         .name       = "block_job_cancel",
-        .args_type  = "device:B",
-        .params     = "device",
-        .help       = "stop an active background block operation",
+        .args_type  = "force:-f,device:B",
+        .params     = "[-f] device",
+        .help       = "stop an active background block operation (use -f"
+                      "\n\t\t\t if the operation is currently paused)",
         .mhandler.cmd = hmp_block_job_cancel,
     },
 
@@ -112,6 +113,34 @@ Stop an active block streaming operation.
 ETEXI
 
     {
+        .name       = "block_job_pause",
+        .args_type  = "device:B",
+        .params     = "device",
+        .help       = "pause an active background block operation",
+        .mhandler.cmd = hmp_block_job_pause,
+    },
+
+STEXI
+@item block_job_pause
+@findex block_job_pause
+Pause an active block streaming operation.
+ETEXI
+
+    {
+        .name       = "block_job_resume",
+        .args_type  = "device:B",
+        .params     = "device",
+        .help       = "resume a paused background block operation",
+        .mhandler.cmd = hmp_block_job_resume,
+    },
+
+STEXI
+@item block_job_resume
+@findex block_job_resume
+Resume a paused block streaming operation.
+ETEXI
+
+    {
         .name       = "eject",
         .args_type  = "force:-f,device:B",
         .params     = "[-f] device",