/srv/irclogs.ubuntu.com/2013/10/01/#ubuntu-kernel.txt

_bjf 01:56
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apwSarvatt, ok that fixed mesa automatically switched back to 1.4 just fine.  this highlights that unity dash is now using something whcih isn't there in 1.4 because the color is still wrong07:52
apwSarvatt, oh dear, and X just dumped07:55
smbSounds like joy07:55
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apwSarvatt, https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/123354008:01
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apwSarvatt, ok confirmed that this is a hard crash caused when chromium opens glx, so navigating to maps.google.com is instantly fatal for the x server08:17
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Kalozapw: hey. do you want me to do that bug report from the custom kernel with working audio or from the ubuntu kernel?10:49
apwKaloz, i suspect apport in its infinite wisdom will not let you from the custom one10:49
* apw adds this to his list of HATES for apple10:50
Kalozapw: as it's just a rebuild of 3.11.0-7 it would think it is ;)10:50
apwjust get your shit right poople10:50
apwKaloz, don't be money on it not catching you out10:50
apws/be/bet/10:50
Kalozapw: actually that codec lacked support upstream and the acpi bug could affect other boards as well,as it's not apple specific ;)10:50
apwKaloz, i don't care which you file it against for sure10:50
apwKaloz, it really is ....10:51
apw+[CS4208_MBA6] = {10:51
apwthat isn't a generic name that is a MacBookAir specific quirk10:51
apwbloody apple10:51
Kalozapw: that's the second one, which is apple specific, but the other one is simply a blind shot for cs420810:51
Kalozand anyways, as I've told before, this was the only haswell based notebook I could pick up10:52
apwoh i don't hate you for it, i hate apple10:52
Kalozshame on lenovo for being so debianistickly sta^H^H^Houtdated10:53
apwKaloz, i am pretty sure a lot of people round here have lenovo's10:56
apwKaloz, anyhow let me know the bug number so i can get the right people thinking about it11:00
apwppisati, about ?  i am getting log spam on my omap4 with11:01
apwppisati, -generic installed:11:01
apwOct  1 05:55:31 elloco kernel: [43481.748138] omap_i2c 48070000.i2c: timeout waiting for bus ready11:01
apwOct  1 05:55:31 elloco kernel: [43481.748168] twl6040 0-004b: Failed to read IRQ status: -11011:01
apwseems to be happening since reboot, and i didn't see it on a previous boot11:03
apwoh this was a warm boot, previos likely cold11:03
* apw wonders if that is his non-working un-used wifi whining11:03
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Kalozapw: bug #123362311:56
apwKaloz, thanks12:15
Kalozapw: nah, thanks for taking the time12:20
apwsforshee, on your air could you see what code you are using, i am told head -1 /proc/asound/card*/codec*12:34
sforsheeapw: "Cirrus Logic CS4206" and "Intel PantherPoint HDMI" are what I get12:36
apwsforshee, perfect the top one is the one i want to make sure we arn't screwing up12:36
apwKaloz, sforshee, ChickenCutlass, i have applied those macbookair fixes against the latest saucy tip, and built some test kernels12:47
apwcould you test on the kit you have and report back please:12:47
apwhttp://people.canonical.com/~apw/lp1233623-saucy/12:47
apwsforshee, for you i am interested it keeps working ok rather than changes anything12:48
ChickenCutlassapw, will do12:49
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ChickenCutlassapw, works great.  Headphones also working as expected.12:58
ChickenCutlassapw, mutes speakers12:58
apwChickenCutlass, i assume thats mutes speakers when you want and expect :)13:04
apwif you could report any testing back in the bug: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1233623 as well thanks13:04
ChickenCutlassapw, yes, everything (sound wise) working quite nicely 13:04
ChickenCutlasssure13:04
apwok good thanks, if it doesn't regress the old ones such as seths then we are good13:05
ChickenCutlassfantastic13:05
* henrix -> lunch13:06
amitkapw: how fast can you compile all kernel flavours for a new kernel upload? And how many flavours is this today? (I'm trying to estimate what HW I need to order for CI loops)13:08
caribouapw: FYI, I added my kernel dump analysis to bug: #123317513:08
caribouapw: the mempolicy bug13:08
KalozChickenCutlass: what doesn't work for you, yet?13:09
ChickenCutlassKaloz, 2 things left13:09
ChickenCutlassKaloz, the camera, no longer a USB ucvvideo device13:09
ChickenCutlassKaloz, and screen brightness on resume13:09
ChickenCutlassKaloz, screen brightness actually works on resume but only 2 levels -- full brightness and off13:10
KalozChickenCutlass: well, for the camera we're pretty much out of luck ;)13:11
ChickenCutlassKaloz, yeah figured13:11
ChickenCutlassKaloz, oh -- one more thing.  I need to pass noncq for libata at boot13:11
KalozChickenCutlass: does the audio work fro you on resume? also, I still find ncq errors if give it massive load13:11
ChickenCutlassKaloz, just need to add a quirk13:11
KalozChickenCutlass: are you booting in legacy or efi mode?13:13
ChickenCutlassKaloz, efi13:13
Kalozwith efi the ncq errors only show up for me after random time, but boot always succeeds even without noncq13:13
ChickenCutlassKaloz, so you should add to your kernel command line libata.force=noncq13:13
ChickenCutlassKaloz, makes things muich better13:13
KalozChickenCutlass: did, just saying the problem isn't as bad as in legacy mode13:16
ChickenCutlassok13:17
apwamitk, today we make one, and it takes about 20 mins to build on a big ass box, about 1 hour on the buildds13:18
apwamitk, that of course is x86, and we have to maek one for each x86, arm is a differnet story13:20
sforsheeapw: what all do I need to check? Internal speakers, volume, and internal mic all seem to be fine.13:32
apwsforshee, yeah "did we break your sound" is what i am trying to acertain13:33
sforsheeapw: definitely not broken13:34
apwKaloz, worked for you ok ?13:36
rtgapw, pushed some MB Air audio patches, etc13:38
apwrtg, heh ... then i won't push them then, now that seth has tested them for older kit13:39
rtgapw, hmm, the code looked like it really couldn't regress. did I miss something ?13:40
apwrtg, i am handling the d-i changes from cjwatson13:40
rtgapw, ack13:40
apwrtg, heh no, just treading on each others toes :)13:40
rtgapw, ok, I'll go find someone elses toes to stomp on13:41
rtgcking, so, you're thinking CONFIG_NO_HZ_IDLE=y for all arches on saucy ?13:51
ckingrtg indeed13:51
rtgcking, ack13:51
rtgcking, I will use my god like commit powers and slam in a config change13:52
ckingrtg, many thanks13:52
ckingno more saucy patches from me until next upload :-)14:16
Kalozapw: yup, works :)14:32
Kalozapw: just thought I'll skip the "mee too" part14:33
apwKaloz, heh always good to have positive testing recorded in the bug14:34
apwKaloz, patches are applied for the next upload14:34
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petn-randallHi, while setting up monitoring checks (specifically check_running_kernels) I noticed that /boot/vmlinuz* have 0600 permissions, while on Debian it's 0644. Is there a rationale behind this? I didn't find any info on this yet.14:35
apwpetn-randall, i have the feeling it was part of making it harder to 14:43
apwget the symbols when running in an exploit, not sure it has a heap of value, but i think it was related to that14:44
apwkees might remember the exact reasoning14:44
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jsalisbury**15:18
jsalisbury** Ubuntu Kernel Team Meeting - Today @ 17:00 UTC - #ubuntu-meeting15:18
jsalisbury**15:18
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jsalisbury##16:55
jsalisbury## Kernel team meeting in 5 minutes16:55
jsalisbury##16:55
jsalisbury##17:01
jsalisbury## Meeting starting now17:01
jsalisbury##17:01
* ppisati -> EOD17:05
=== jsalisbury changed the topic of #ubuntu-kernel to: Home: https://wiki.ubuntu.com/Kernel/ || Ubuntu Kernel Team Meeting - Tues October 8th, 2013 - 17:00 UTC || If you have a question just ask, and do wait around for an answer!
Kalozapw: yay, thanks 18:11
rtgapw, pushed v3.11.3 rebase18:22
apwrtg, ack, pushed final hyper-v fix as well18:22
rtgapw: 'Drivers: hv: balloon: Initialize the transaction ID just before sending' ?18:23
apwrtg, oh you pushed it off18:23
rtgdamn, I just fetched18:23
apwrtg, will fix18:23
rtgwow, that was only about a 30 second window18:23
apwrtg, eheh yeah, you can tell fromt eh messages that something is lost, getting it back is hard if you don't know who18:24
apwrtg, pushed18:25
rtgapw, got it18:25
cheater__i have downloaded a kernel for ubuntu and now i need the source for it. could someone help me figure this out? the kernel is here: http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.11.2-saucy/ and there are some patches in there but there is no source. how do i get the source?18:55
cheater__i am trying to get the logitech t651 bluetooth touchpad drivers to work, and possibly contribute to them later on so that they can be put in the mainline at some point18:57
baordog_https://wiki.ubuntu.com/Kernel/SourceCode duuuude18:59
apwcheater__, the patches there are against the commit listed in COMMIT18:59
baordog_http://archive.ubuntu.com/ also this18:59
apwcheater__, so in that case you would need to get a linus' upstream tree with the v3.11.2 tag in it18:59
apwcheck that out, and apply the patches as listed to get the source we built19:00
cheater__apw, hmm, ok19:00
cheater__now i'm confused about this doc for building the kernel module19:00
cheater__https://bbs.archlinux.org/viewtopic.php?id=166924&p=219:00
cheater__this is what i am looking at. basically he checks out linux, then adds his clone as remote, and switches to a branch he got from that.19:01
cheater__then he builds it like this: make -C /usr/src/linux-`uname -r` M=$PWD/drivers/hid modules -j8 CONFIG_HID_LOGITECH_HIDPP=m CONFIG_HID_LOGITECH_WTP=m19:01
apwthat is pretty arch centric19:01
cheater__now i'm a bit confused. isn't /usr/src/linux-`uname -r` going to be the kernel source? isn't that exactly the same source as in the git clone?19:01
cheater__apw, OK. what issues do you see there?19:02
apwcheater__, no you don't need the whole source typically you use the 'headers' pakcages to build external modules19:02
cheater__right, i have the headers19:02
cheater__so are you saying i should just use /usr/src/linux-headers-`uname -r` ?19:03
apwso /usr/src/linux-headers-`uname -r` is your 'source' for building modules19:03
apwyep19:03
apwat least in theory19:03
cheater__let's try and see19:03
apwgood luck19:03
cheater__you said the instructions were "arch centric", what other issues did you see?19:03
apwjust that they are arch speciific filenames wise, beyond that not read any further19:04
* apw wanders off to get food19:04
cheater__ok, gotcha. thanks!19:05
keespetn-randall, apw: right, it is to discourage automated bot-style attacks that attempt to get kernel addresses from the files on disk.19:40
apwkees, i was close :)19:41
keesyup19:41
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apwrtg, hey we seem to have a double ABI bump... didn't you make startnewrelease do an abi bump, then you've added a second20:05
rtgapw, we definitely did. should be OK though20:05
apwrtg, yeah doesn't matter, but for next time20:06
rtgapw, that was just me screwing the pooch20:06
apwhad me scrambling to find -10 :)20:06
rtgapw, yeah, I added the ABI bumper patch (then promptly forgot)  'cause its gonna be bjf's kernel here pretty soon.20:07
apwheh yeah20:07
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* rtg -> EOD21:09
TonnyNerdI am using ubuntu 12.04, can anyone tell me if AUFS is being supported on newer releases?21:18
TonnyNerdI've read the kernel-delta stuffs, but I didn't quite got if it was in or out21:19
cheater_1hi guys21:32
cheater_1apw: thanks for your help, i have successfully built the module.21:32
TonnyNerdI am using ubuntu 12.04, can anyone tell me if AUFS is being supported on newer releases?22:02
cheater_1 22:29
cheater_1sorry, typo22:29
bjfTonnyNerd, yes, it's supported22:41
TonnyNerdbjf: so, it was just in 12.04? Or there are plans to drop it for good in the future?22:51
bjfTonnyNerd, you asked if it is supported in releases newer than 12.04 and i said yes it is.22:52
TonnyNerdbjf: What I meant is, I read that it maybe would be dropped in favor of overlayfs, is it still going to happen?22:55
bjfTonnyNerd, i believe we are using overlayfs but we still include aufs in the kernel23:07
TonnyNerdbjf: cool. I have this EC2 instance with 12.04, kernel 3.2.0-40, and aufs just doesn't work. Is it a known problem with the kernel/ubuntu version, or did I missed something?23:10
bjfTonnyNerd, i'm not aware of that issue. you should file a bug.23:11
TonnyNerdbjf: can you point me to the right bugtrack?23:12
bjfTonnyNerd, launchpad.net23:12
TonnyNerdbjf: this one: https://bugs.launchpad.net/ubuntu? Sorry for the dummy questions, I've never filled a bug for launchpad before, want to do it as right as possible23:15
bjfTonnyNerd, https://bugs.launchpad.net/ubuntu/+source/linux/+filebug23:15
bjfTonnyNerd, if you can it's actually best to run "ubuntu-bug linux" from your ec2 instance 23:16
bjfTonnyNerd, that will collect additional information. however, i've never tried it from an ec2 instance23:16
TonnyNerdbjf: I will give it a try, as soon as my computer stops misbehaving (too much chrome tabs)23:17
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TonnyNerdbjf: did it: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/123390323:34
ubot2Launchpad bug 1233903 in linux (Ubuntu) "aufs doesn't work, even with aufs-tools installed" [Undecided,New]23:34
bjfack23:34
TonnyNerdin the meantime, I guess I should try 13.04? I am hesitant because it's not a LTS version23:34
TonnyNerdI just created a new 13.04 EC2 instance, and aufs still doesn't work. Maybe it's an issue with amazon's amis23:44
TonnyNerdI am running a apt-get upgrade right now, gonna test again after that23:45
TonnyNerdbjf: It doesn't work on 13.04 either, and a post on amazon's forums seems to suggest it's a known thing (I should've looked there before), should I close that bug myself? (I am not sure how the process works, sorry)23:52

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