vzdump: update notes-template description

as the actual handling in pve-manager changed a bit.

Signed-off-by: Fabian Ebner <f.ebner@proxmox.com>

diff --git a/src/PVE/VZDump/Common.pm b/src/PVE/VZDump/Common.pm
index d8c78c4760bcb9fd0ead2da58316ae0342ca6f2b..72337cb2f95248be10956984be1a64676fec89ac 100644 (file)
--- a/src/PVE/VZDump/Common.pm
+++ b/src/PVE/VZDump/Common.pm
@@ -239,7 +239,8 @@ my $confdesc = {
        description => "Template string for generating notes for the backup(s). It can contain ".
            "variables which will be replaced by their values. Currently supported are ".
            "{{cluster}}, {{guestname}}, {{node}}, and {{vmid}}, but more might be added in the ".
-           "future.",
+           "future. Needs to be a single line, newline and backslash need to be escaped as '\\n' ".
+           "and '\\\\' respectively.",
        requires => 'storage',
        optional => 1,
     },