/srv/irclogs.ubuntu.com/2008/10/08/#ubuntu-kernel.txt

lukehasnonameI ran into a few bugs today, and I think they belong to either the installer or the kernel or the x team01:55
lukehasnonameI don't know01:55
lukehasnonameuvesafb and v86d errors on boot, and an error running post boot oem-config at boot'01:56
lukehasnonameVery obnoxious and crippling, unless you know what you are doing, which I only halfway do in this instance01:56
lukehasnonamehttp://mibbit.com/pb/3ui0Ts 02:08
lukehasnonameI will likely mail the kernel and installer MLs after some things to do this evening.02:08
lukehasnonameI don't like being on Vista unless I'm gaming or .NET'ing. Help a bro out and figure this one out!02:08
CarlFKhow did you install the driver ?02:13
lukehasnonameCarlFK: ... I just installed the OS, I didn't install anything manually.04:17
lukehasnonameEverything was done via the installer, which is why I didn't know if I should talk here (I assumed things that happened during boot would likely be involved with the kernel04:18
lukehasnoname) or if I should put it to the installer guys04:18
ripperHello there!04:43
ripperBenC, Hi Ben04:44
=== ripper is now known as AzzCoder
erichjis bug #260675 going to be addressed in time for 8.10 release?06:47
erichjhttps://bugs.launchpad.net/ubuntu/intrepid/+source/wacom-tools/+bug/26067506:47
=== mdz_ is now known as mdz
AnAntHello, when will 2.6.27-6.9 be available in Intrepid ?09:32
aboganiAnAnt: Now09:37
AnAntabogani: thanks09:39
AnAntabogani: will it enter the Queue, or will it immediately appear on the repos ?09:42
aboganiAnAnt: I just reboot my laptop with it.09:43
AnAntabogani: ?09:44
AnAntabogani: rmadison still reports 2.6.27.6.7 for Intrepid09:44
=== abogani changed the topic of #ubuntu-kernel to: "Ubuntu kernel development discussion ONLY | Kernel Wiki: https://wiki.ubuntu.com/KernelTeam | Latest news: Moved to 2.6.27 kernel for Intrepid/8.10. | Kernel git trees: http://kernel.ubuntu.com/git | Latest kernel upload: 2.6.27-6.9 based on 2.6.27-rc9"
AnAntabogani: are you gettings updates from some PPA ?09:48
aboganiAnAnt: No09:48
AnAnt-> http://eg.archive.ubuntu.com/ubuntu/pool/main/l/linux-meta/  latest is 2.6.27.6.709:49
AnAntabogani: can you tell me which repo you got it from ? grep "intrepid.*main" /etc/apt/archives09:51
aboganiAnAnt: http://paste.ubuntu.com/55212/09:53
AnAntok, thanks09:59
AnAntand sorry09:59
=== asac_ is now known as asac
=== thegodfather is now known as fabbione
Keybukif I said "systemtap", would I hear screaming? :p13:16
tseliotKeybuk: hmm... maybe try with dtrace ? ;)13:17
amitkKeybuk: systemtap works?13:19
ograamitk, oh, youre around ? 13:21
amitkogra: depends on what you want ;)13:22
ograamitk, well, lool gave me tohe todo to look at the ath5k issues before release with you :)13:23
amitkogra: ath5k issues as in why it doesn't work on the Q1 or to blacklist it?13:24
ograhe belives its Q1 specific that it doesnt work so it must be something with the HW combo13:24
ograhis hope is that we either geti it working or blacklist it inside the module against the device 13:24
ogra(which i dont belive is possible)13:25
amitkogra: it should be.. using a PCI device quirk13:25
ograhmm13:26
amitkI can look at the Q1 + ath5k issues tomorrow. Did you try LRM?13:26
ograworks perfectly13:26
ograthe one issue i have is if i add a blacklist file to exclude ath5k, pm-utils autoloads it on resume, but i added a fix to pm-utils for that 13:27
ograeverything else works fine 13:27
amitktoo bad... It would really be nice if we could get the open driver working.13:28
ograyeah13:28
ograwell, we still have a week or so ..., so we could still try if you want to invest time 13:28
amitkI'll look at it tomorrow. Does the -mid image use the lpiacompat kernel?13:28
ograno, lpia13:29
Keybukamitk: I haven't tried, people claim it does13:29
rtgamitk, ogra: we're going to end up backporting 2.6.28 wireless drivers before things start working well. A lot of stuff missed the 2.6.27 merge window.13:29
ograthey also have lrm, so we have a waorking solution in any case, no matter what we come up with13:29
amitkKeybuk: I tried real quick during the systemtap talk at plumbers conf. Didn't get it to work immediately...13:30
amitkrtg: is that the wireless work you mentioned you will be doing this week?13:30
ogrartg, is that in intrepid timeframe ?13:31
rtgit'll be much like Hardy LBM is now. e.g., backported 2.6.27 drivers.13:31
rtgamitk: the wireless work I'm doing this week is just profiling the cards that I have to find out what works out of the box.13:32
ogrartg, so i still need a workaround for the final image then (it would be bad if ubuntu-mobile wouldnt work on the reference platform we advertise)13:32
rtgogra: what wireless card?13:33
ograath5k ... let me look up the exact chipset name 13:33
rtgits probably AR241213:33
ograAR242x 802.11abg13:34
rtgah, AR2424.13:34
ograon the samsung Q1 sepcifically, we have users claiming it works on a different HW combo with that chipset13:34
rtgogra: I may have one of those. 13:35
ogra(though unencrypted)13:35
ogrartg, bug 274832 has some info13:35
ogra(note that it doesnt seem to matter if you are on -generic or -lpia, though the bug is about lpia here)13:36
rtgwhere is ubuntoid when you need it13:36
ograhttps://bugs.launchpad.net/ubuntu/+source/mobile-meta/+bug/27483213:36
ogra:)13:36
rtgogra: there is an LRM package for lpia now, correct? Are you using madwifi or ath5k?13:38
ograwell, we have two images now, ubutntu-mobile and ubuntu-mid, mid uses lpia and mobile is just a desktop install with customized look and feel, both install lrm now and the wifi works with it, for both wifi doesnt work with ath5k13:40
ogra(on the Q1)13:40
rtgogra: ok, I'm booting to see what Atheros card I have.13:41
* Keybuk alive13:44
* Keybuk really alive13:44
Keybukamitk: linux-image-debug went away?13:46
amitkKeybuk: not that I remember. debian/control has an entry too13:51
Keybukamitk: I can't see it in the archive13:52
amitkKeybuk: hmm.. there is no meta package for linux-debug though13:53
rtgogra: all I have are ath9k devices.13:54
ogrameh13:54
Keybukamitk: I can't see the real package, let along any meta packages ;)13:54
amitkKeybuk: yeah.. same here. Wading through git now...13:55
ogralinux-image-debug-38613:57
* ogra sees a i386 one13:57
ograah, referring to linux-image-debug-2.6.25-2-38613:59
* amitk looks towards rtg and BenC 14:03
amitkKeybuk: rules.d/0-common-vars.mk:skipdbg                = true14:03
* ogra thinks he remembers a complaint from elmo about archive space 14:03
ogra(referring to linux debug stuff)14:04
ograaha14:05
ogra  * Remove debug meta packages since they are no longer publicly built (they14:05
ogra    are now ddeb's)14:05
ogra -- Ben Collins <ben.collins@canonical.com>  Sat, 26 Jul 2008 15:05:00 -040014:05
ogralinux-crashdump should pul in the necessary stuff as i understand the changelogs14:06
rtgogra: I found an lpia device using AR2424, but I can't run 2.627 on it 'cause I don't have support for the display.14:06
laga_ssh?14:07
ogrartg, psb chipset ? 14:07
rtgogra: yep14:07
ogravesa should work, just make sure you uninstall the xserver-xorg-video-psb package14:08
ograit was a dep of xserver-xorg-video-all until recently and braks the display14:08
ogra*breaks14:08
Keybukogra: ah, well caught14:32
Keybukinteresting case that though14:33
Keybuksince the ddeb is a dependency of something in the archive ;)14:33
Keybukquest scott# stap -e 'probe begin { print("hello world\n") exit() }'15:02
Keybukhello world15:02
Keybuk\o/15:02
pittihi15:40
pittiKeybuk: you called? (sorry, I'm late, went to the supermarket)15:40
Keybukpitti: interesting thing15:41
Keybuksystemtap depends on linux-image-debug15:42
Keybukwhich is no longer in the archive, but a ddeb now15:42
pittioh, is that the reason why it doesn't want to work out of the box?15:44
pitti(although the problem seemed to be much more general)15:44
pittiI can't even get the "hello world" example to run15:44
Keybukyou need an updated systemtap from Debian and linux-image-debug15:45
Keybukthen it works15:45
pittiah, nice to know15:47
pittibut our -dbgsym doesn't, I take it?15:47
Keybukwe don't have a -dbgsym?15:47
KeybukI was more asking why the deb is now a ddeb and on the other archive15:48
pittidoes our pkg-create-dbgsym and the normal objcopy even work with the kernel?15:48
pittiKeybuk: well, I remember that there was a discussion about this once, but so far p-c-d doesn't have any special knowledge about kernel debug symbols15:48
pittiI wasn't really aware that it got dropped15:48
Keybukit hasn't been dropped15:49
Keybukerr, let me back up15:49
Keybukthere's a package, called linux-image-debug-$flavour-$version15:49
Keybukthis contains the debug symbols for the kernel and its modules15:50
Keybukit _used_ to be in the archive15:50
Keybukbut now, it's on ddebs.ubuntu.com (and named *.ddeb)15:50
Keybukhttp://ddebs.ubuntu.com/pool/main/l/linux/15:50
pittiooh, I think I remember15:53
pittiKeybuk: the discussion, AFAIR, was that this is very big, and they were concerned about mirror size15:54
Keybukright15:54
pittiso the linux source package was changed to name it .ddeb instead of .deb15:54
Keybukso this is a general dependency of systemtap, in that you can't use it without it15:54
pittiso that our buildd -> ddeb.u.c. magic would pick it up and place it there15:54
Keybukwhich also means that we can't have anything in our archive that build-deps on systemtap :-/15:54
pittiit could only recommend -debug?15:55
pittiafter all, people who use systemtap often build their own kernels anyway15:55
Keybukwell, it can't depend or recommend it at all15:56
Keybukbut it's useless without it15:56
pittiso, if the kernel team wants to keep the -debug.ddeb, it probably needs to be replaced by some runtime warning then?15:57
pitti"Enable ddeb archive and install -debug, kthxbye"15:57
pittiI'm not entirely sure about why -debug was moved to ddeb., just *how* it was done15:57
Keybukit would be kinda cute to replace bootchart with a systemtap script15:58
Keybukthen we'd get really high quality reporting, with analysis of system calls, etc.15:58
pittiwould be pretty expensive, though, if it really requires -debug16:01
pittiBenC, rtg: was there any other reason to move -debug to http://ddebs.u.c. than mirror space saving?16:03
rtgpitti: dunno, I wasn't involved in that one.16:04
BenCpitti: basically consistency with out debug type things16:04
pittiok16:05
pittiIf this runtime "proper error message" thing is feasible, that would certainly be helpful16:05
pittialso for people who build their own kernels, to tell them what they need to change to make systemtap work16:05
rtgI think its faster to reformat a drive then it is to remove a 40GB ccache directory16:09
laga_40GB ccache sounds scary16:10
rtglaga_: i386/amd64 caches for every release since dapper16:10
Keybukpitti: only expensive to compile16:11
Keybukonce built, it's just a kernel module16:11
pittiKeybuk: I meant expensive to download16:16
Keybukpitti: ?16:16
pittiKeybuk: if you need to download and install some 200 MB of -debug image to use systemtap, that's expensive16:16
Keybuksure16:16
Keybukbut that's what you need to download :)16:17
Keybukwell, that's what you need to download to develop and compile systemtap modules16:17
pittiright16:17
jdongis there another kernel upload scheduled before the final release?17:12
jdongif so, I'd like to beg for the pulling of some ath9k patches from wireless-testing.git17:13
jdongparticularly, the ANI enable patch and oops due to spinlock typo17:14
rtgjdong: such as?17:22
jdongrtg: commits 7768a47e04750e128ae97bbc759a2f5bc60ba668 and a6ebef8b1933be9eb867858ca11dee3c87da896c in particular17:28
jdongrtg: the spinlock typo causes kernel oopses relating to ath9k, and without ANI ath9k gets only about half the effective range as madwifi in my testing17:28
rtgjdong: luis didn't get those in under the regression policy? Seems like an oops would qualify17:29
jdongrtg: I'm not sure about the timeline; I don't see it in linux-2.6.git yet17:31
rtgjdong: I'll talk to linville about the first one.17:31
rtgjdong: I'm going to almost certainly have a compat-wireless backport by the time Intrepid releases.17:32
jdongrtg: sounds good; thanks very much for your time :)17:32
rtgjdong: is there a bugzilla report on the oops?17:42
jdongrtg: not sure, but here's the ath9k-devel thread on it: https://lists.ath9k.org/pipermail/ath9k-devel/2008-October/000407.html17:44
=== BenC1 is now known as BenC
jdonglinville was involved17:44
rtgjdong: well, there was no confirmation at the end of the thread, so he probably forgot about it.17:46
rtgI just talked to him, I think he would get it in as  a regression if it had a bugzilla. care to create one?17:47
jdongrtg: well I've never filed a kernel bug before; I'm not sure I can get the format right the first time.17:49
mathiazHi - why is that linux-image-2.6.27-6-virtual ships ./boot/vmlinuz-2.6.27-6-server (and modules in ./lib/modules/2.6.27-6-server/) ?18:15
erichjis bug #260675 going to be addressed in time for 8.10 release?19:40
erichjhttps://bugs.launchpad.net/ubuntu/intrepid/+source/wacom-tools/+bug/26067519:40
rtgerichj: it'll make the release.19:47
erichjrtg, thanks19:47
=== chuck__ is now known as zul
fokaHi!  I recently noticed that the Ubuntu kernel is compiled with CONFIG_X86_E_POWERSAVER turned off,21:57
fokaThus Ubuntu installed on VIA C7 notebooks do not enjoy cpufreq powersaving.21:57
fokaIs that on-purpose, or an oversight?  (Debian kernel has it compiled as a module).  Thanks!22:00

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