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[Qemu-devel] [PATCH] Display sector count in 'info block' output


From: Daniel P. Berrange
Subject: [Qemu-devel] [PATCH] Display sector count in 'info block' output
Date: Fri, 2 Sep 2011 16:01:40 +0100

From: "Daniel P. Berrange" <address@hidden>

To aid in knowing whether a 'block_resize' was succesful, display
the sector count in the 'info block' output

Signed-off-by: Daniel P. Berrange <address@hidden>
---
 block.c         |    6 ++++--
 qmp-commands.hx |    1 +
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/block.c b/block.c
index 03a21d8..fdb0665 100644
--- a/block.c
+++ b/block.c
@@ -1844,6 +1844,7 @@ static void bdrv_print_dict(QObject *obj, void *opaque)
 
         monitor_printf(mon, " file=");
         monitor_print_filename(mon, qdict_get_str(qdict, "file"));
+        monitor_printf(mon, " sectors=%" PRId64, qdict_get_int(qdict, 
"sectors"));
         if (qdict_haskey(qdict, "backing_file")) {
             monitor_printf(mon, " backing_file=");
             monitor_print_filename(mon, qdict_get_str(qdict, "backing_file"));
@@ -1884,10 +1885,11 @@ void bdrv_info(Monitor *mon, QObject **ret_data)
             QDict *bs_dict = qobject_to_qdict(bs_obj);
 
             obj = qobject_from_jsonf("{ 'file': %s, 'ro': %i, 'drv': %s, "
-                                     "'encrypted': %i }",
+                                     "'encrypted': %i, 'sectors': %" PRId64 " 
}",
                                      bs->filename, bs->read_only,
                                      bs->drv->format_name,
-                                     bdrv_is_encrypted(bs));
+                                     bdrv_is_encrypted(bs),
+                                     bs->total_sectors);
             if (bs->backing_file[0] != '\0') {
                 QDict *qdict = qobject_to_qdict(obj);
                 qdict_put(qdict, "backing_file",
diff --git a/qmp-commands.hx b/qmp-commands.hx
index 27cc66e..07a20ff 100644
--- a/qmp-commands.hx
+++ b/qmp-commands.hx
@@ -1134,6 +1134,7 @@ Each json-object contain the following:
 - "inserted": only present if the device is inserted, it is a json-object
    containing the following:
          - "file": device file name (json-string)
+         - "sectors": total sector count (json-int)
          - "ro": true if read-only, false otherwise (json-bool)
          - "drv": driver format name (json-string)
              - Possible values: "blkdebug", "bochs", "cloop", "cow", "dmg",
-- 
1.7.6




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