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-rw-r--r--hmp-commands.hx14
1 files changed, 8 insertions, 6 deletions
diff --git a/hmp-commands.hx b/hmp-commands.hx
index 64b3656d8e..bd35a3eb08 100644
--- a/hmp-commands.hx
+++ b/hmp-commands.hx
@@ -806,8 +806,7 @@ ETEXI
 		      " full copy of disk\n\t\t\t -i for migration without "
 		      "shared storage with incremental copy of disk "
 		      "(base image shared between src and destination)",
-        .user_print = monitor_user_noop,	
-	.mhandler.cmd_new = do_migrate,
+        .mhandler.cmd = hmp_migrate,
     },
 
 
@@ -882,14 +881,17 @@ ETEXI
 
     {
         .name       = "snapshot_blkdev",
-        .args_type  = "device:B,snapshot-file:s?,format:s?",
-        .params     = "device [new-image-file] [format]",
+        .args_type  = "reuse:-n,device:B,snapshot-file:s?,format:s?",
+        .params     = "[-n] device [new-image-file] [format]",
         .help       = "initiates a live snapshot\n\t\t\t"
                       "of device. If a new image file is specified, the\n\t\t\t"
                       "new image file will become the new root image.\n\t\t\t"
                       "If format is specified, the snapshot file will\n\t\t\t"
                       "be created in that format. Otherwise the\n\t\t\t"
-                      "snapshot will be internal! (currently unsupported)",
+                      "snapshot will be internal! (currently unsupported).\n\t\t\t"
+                      "The default format is qcow2.  The -n flag requests QEMU\n\t\t\t"
+                      "to reuse the image found in new-image-file, instead of\n\t\t\t"
+                      "recreating it from scratch.",
         .mhandler.cmd = hmp_snapshot_blkdev,
     },
 
@@ -1355,7 +1357,7 @@ show i8259 (PIC) state
 @item info pci
 show emulated PCI device info
 @item info tlb
-show virtual to physical memory mappings (i386, SH4, SPARC, and PPC only)
+show virtual to physical memory mappings (i386, SH4, SPARC, PPC, and Xtensa only)
 @item info mem
 show the active virtual memory mappings (i386 only)
 @item info jit