block/hmp: Allow node-name in 'info block'

The optional parameter specifying a block device allows now to use a
node-name instead of a drive name (and therefore to inspect any node in
the graph). The new -n options allows listing all named nodes instead of
BlockBackends.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>

1 files changed, 3 insertions, 3 deletions

diff --git a/monitor.c b/monitor.c
index f1031a1..f63a3aa 100644
--- a/monitor.c
+++ b/monitor.c
@@ -2628,10 +2628,10 @@ static mon_cmd_t info_cmds[] = {
     },
     {
         .name       = "block",
-        .args_type  = "verbose:-v,device:B?",
-        .params     = "[-v] [device]",
+        .args_type  = "nodes:-n,verbose:-v,device:B?",
+        .params     = "[-n] [-v] [device]",
         .help       = "show info of one block device or all block devices "
-                      "(and details of images with -v option)",
+                      "(-n: show named nodes; -v: show details)",
         .mhandler.cmd = hmp_info_block,
     },
     {