On Mon, Nov 4, 2013 at 10:21 AM, wzyboy <wzyboy@xxxxxxxxxx> wrote: > Here is a text/plain version of mail since the mail gateway at > kernel.org does not accept any html mail. > Hi, Here two hints for "correct asking" on Linux-related mailing-lists: Documentation/email-clients.txt [1] says: "The default setting of not composing in HTML is appropriate; do not enable it." Documentation/development-process/2.Process [2] says: "- Avoid top-posting (the practice of putting your answer above the quoted text you are responding to). It makes your response harder to read and makes a poor impression." Checkout Documentation/ directory for more help/hints. Regards, - Sedat - [1] http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/tree/Documentation/email-clients.txt#n89 [2] http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/tree/Documentation/development-process/2.Process#n426 > -- > wzyboy > > > ---------- Forwarded message ---------- > From: wzyboy <wzyboy@xxxxxxxxxx> > Date: 2013/11/4 > Subject: Re: [Ilw] Intel Wireless 7260 hardware timed out randomly > To: "Grumbach, Emmanuel" <emmanuel.grumbach@xxxxxxxxx> > Cc: "ilw@xxxxxxxxxxxxxxx" <ilw@xxxxxxxxxxxxxxx>, > "linux-wireless@xxxxxxxxxxxxxxx" <linux-wireless@xxxxxxxxxxxxxxx> > > > Hi, > > thanks for your quick reply. > > On receiving your email 23 hours ago, I set that option in modprobe > and rebooted my laptop. It works fine till just now when that bug > occurs again when I was just viewing some man-page. Then I have to > reboot my laptop to bring network back alive, in order to reply you > this email :-) > > I've attached the lasted systemd journal, it seems a little different > from yesterday's dmesg log... Could you take a look at it? And I found > that every time I boot up my laptop there is a little line of message > like: > > Nov 04 17:07:36 xenien kernel: iwlwifi 0000:03:00.0: can't disable > ASPM; OS doesn't have ASPM control > > Does it have something to do with the bug? > > Though this bug only occurs at a frequency of ~1 per day but it's > somewhat unexpected and annoying... ;-( > > Sincere regards. > > -- > wzyboy > > > 2013/11/3 Grumbach, Emmanuel <emmanuel.grumbach@xxxxxxxxx> > >> > >> > Hi, there. >> > >> > I am encountering some bugs with iwlwifi.ko in Linux 3.11.6. >> > >> > My laptop is a ThinkPad X240s with Network controller Intel Corporation >> > Wireless 7260 (rev 6b). I have Arch Linux with kernel 3.11.6 installed on it. The >> > wireless works out-of-box, thanks for your work! >> > >> > However, after using wireless for some time (could be either an hour with >> > normal web page browsing, or several hours with heavy Internet >> > downloading), the wireless works abnormally. The sympton is that every >> > connection get lost, and the hardware "timed out" when I try to take down >> > or take up the interface with `ip link set wlan0 down' or `ip link set wlan0 up'. >> > When this bug occurs, even reloading the kernel modules (with `modprobe') >> > could not bring the wireless back alive. What I could only do is to reboot the >> > laptop. >> > >> > After encountering this bug for several times, I found something useful in >> > `dmesg', as I've attached. Please take a look at the log and find out then >> > squash this bug. >> > >> >> How easily can you reproduce the bug? >> Can you please try to see if this work around can help? >> Add >> options iwlmvm power_scheme=1 >> >> in a .conf file under /etc/modprobe.d/ >> >> Thanks. >> -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
