[libvirt] [PATCH] virsh: clarify snapshot --live

[Chen Hanxiao]

From: Chen Hanxiao <chenhanxiao at gmail.com>

In libvirt, snapshot means disk snapshot.
snapshot --live is more like VM checkpoint.
Make it clear in virsh.pod.

Signed-off-by: Chen Hanxiao <chenhanxiao at gmail.com>
---
 tools/virsh.pod | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/tools/virsh.pod b/tools/virsh.pod
index fc6a680..30e6bf3 100644
--- a/tools/virsh.pod
+++ b/tools/virsh.pod
@@ -3896,8 +3896,9 @@ this.  If this flag is not specified, then some hypervisors may fail
 after partially performing the action, and B<dumpxml> must be used to
 see whether any partial changes occurred.
 
-If I<--live> is specified, libvirt takes the snapshot while the guest is
-running. This increases the size of the memory image of the external
+If I<--live> is specified, libvirt takes the snapshot(checkpoint) while
+the guest is running. Both disk snapshot and VM memory snapshot will be took.
+This increases the size of the memory image of the external
 checkpoint. This is currently supported only for external checkpoints.
 
 Existence of snapshot metadata will prevent attempts to B<undefine>
-- 
1.8.3.1