doc/rbd: correct software stack of VM with Ceph

Signed-off-by: Changcheng Liu <changcheng.liu@aliyun.com>

diff --git a/doc/install/install-vm-cloud.rst b/doc/install/install-vm-cloud.rst
index a28a76a28f74f161849a314336e80f0a3dd6fc6c..3e1db12370f489d8a2639a83a0b3dce46d58a088 100644 (file)
--- a/doc/install/install-vm-cloud.rst
+++ b/doc/install/install-vm-cloud.rst
@@ -19,6 +19,8 @@ of Cloud Platforms include OpenStack, CloudStack, OpenNebula, etc.
             |                       QEMU                        |
             +---------------------------------------------------+
             |                      librbd                       |
+            +---------------------------------------------------+
+            |                     librados                      |
             +------------------------+-+------------------------+
             |          OSDs          | |        Monitors        |
             +------------------------+ +------------------------+

diff --git a/doc/rbd/libvirt.rst b/doc/rbd/libvirt.rst
index 76027734208c9f727dc0c392c0435e0212cffbeb..186c95273df7eade552737906d6b24513f86e426 100644 (file)
--- a/doc/rbd/libvirt.rst
+++ b/doc/rbd/libvirt.rst
@@ -31,6 +31,8 @@ illustrates how ``libvirt`` and QEMU use Ceph block devices via ``librbd``.
             |                       QEMU                        |
             +---------------------------------------------------+
             |                      librbd                       |
+            +---------------------------------------------------+
+            |                     librados                      |
             +------------------------+-+------------------------+
             |          OSDs          | |        Monitors        |
             +------------------------+ +------------------------+