Commits
Alexandr Andreev authored and Kir Kolyshkin committed 99559588436
Show hints and error message in case of quota off failed. In case 'quota off' failed, show: 1. an error message 2. hints about the possible causes 3. a list of opened files preventing to turn the quota off, obtained from the kernel [kir@openvz.org: obtain the list of files in all cases, not taking log level into account] [kir@openvz.org: removed the note to use -v to get the list of files]