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Re: [Qemu-devel] [PATCH] qom: Document ways to retrieve child object add


From: Anthony Liguori
Subject: Re: [Qemu-devel] [PATCH] qom: Document ways to retrieve child object added by object_property_add_child()
Date: Wed, 22 Feb 2012 12:51:05 -0600
User-agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.23) Gecko/20110922 Lightning/1.0b2 Thunderbird/3.1.15

On 02/21/2012 04:14 AM, address@hidden wrote:
From: Alexander Barabash<address@hidden>

object_property_add_child() creates a property whose values as a string is
the child object's canonical path.

Signed-off-by: Alexander Barabash<address@hidden>

Applied.  Thanks.

Regards,

Anthony Liguori

---
  include/qemu/object.h |    4 ++++
  1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/include/qemu/object.h b/include/qemu/object.h
index ba2409d..d9e9221 100644
--- a/include/qemu/object.h
+++ b/include/qemu/object.h
@@ -808,6 +808,10 @@ Object *object_resolve_path_type(const char *path, const 
char *typename,
   *
   * There is no way for a child to determine what its parent is.  It is not
   * a bidirectional relationship.  This is by design.
+ *
+ * The value of a child property as a C string will be the child object's
+ * canonical path. It can be retrieved using object_property_get_str().
+ * The child object itself can be retrieved using object_property_get_link().
   */
  void object_property_add_child(Object *obj, const char *name,
                                 Object *child, struct Error **errp);




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