Public bug reported: [TEST CASE] * on a laptop machine with a ac adapter connect & wireless interface run: 1. ac adapter disconnect 2. $ tail /var/log/pm-powersave.log & $ iwconfig
[Actual Result] * wireless power management does not "ON" $ tail /var/log/pm-powersave.log --->---> snip --->---> snip --->---> snip --->---> snip --->---> Running hook /usr/lib/pm-utils/power.d/wireless true: cat: /sys/class/net/wlan0/device/enabled: No such file or directory /usr/lib/pm-utils/power.d/wireless true: success. --->---> snip --->---> snip --->---> snip --->---> snip --->---> $ iwconfig wlan0 IEEE 802.11bgn ESSID:"xxxxxxxxx" --->---> snip --->---> snip --->---> snip --->---> snip --->---> Power Management:off --->---> snip --->---> snip --->---> snip --->---> snip --->---> [Expected Result] $ tail /var/log/pm-powersave.log --->---> snip --->---> snip --->---> snip --->---> snip --->---> Running hook /etc/pm/power.d/wireless true: Turning powersave for wlan0 on...Done. /etc/pm/power.d/wireless true: success. --->---> snip --->---> snip --->---> snip --->---> snip --->---> $ iwconfig wlan0 IEEE 802.11bgn ESSID:"xxxxxxxxx" --->---> snip --->---> snip --->---> snip --->---> snip --->---> Power Management:on --->---> snip --->---> snip --->---> snip --->---> snip --->---> $ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 14.04.2 LTS Release: 14.04 Codename: trusty $ uname -a Linux xxxxxxx 3.13.0-49-generic #81-Ubuntu SMP Tue Mar 24 19:29:48 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux $ cat /etc/modprobe.d/ath9k_powersave.conf options ath9k ps_enable=1 $ apt-cache policy pm-utils pm-utils: インストールされているバージョン: 1.4.1-13ubuntu0.1 候補: 1.4.1-13ubuntu0.1 バージョンテーブル: *** 1.4.1-13ubuntu0.1 0 500 http://www.ftp.ne.jp/Linux/packages/ubuntu/archive/ trusty-updates/main amd64 Packages 100 /var/lib/dpkg/status 1.4.1-13 0 500 http://www.ftp.ne.jp/Linux/packages/ubuntu/archive/ trusty/main amd64 Packages ** Affects: pm-utils (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1443249 Title: After kernel-3.13.04-41, wireless script checks wrong sys file. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pm-utils/+bug/1443249/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs