The queryset argument is already filtered, and request.POST doesn't contain all selected objects when "Select All" is used. Backport of e651b3095c950627b1eed1527f2bb011ddad03de from master
The queryset argument is already filtered, and request.POST doesn't contain all selected objects when "Select All" is used. Backport of e651b3095c950627b1eed1527f2bb011ddad03de from master