/srv/irclogs.ubuntu.com/2010/04/13/#ubuntu-kernel.txt

apwRAOF_, was that another i915.powersave i saw you handing out?08:09
apw(on #ubuntu-devel ?)08:09
RAOFapw: Frustratingly slowly, yes.08:44
apwheh ... i did see some teeth being pulled08:44
apwRAOF, what was it on ...08:44
RAOFA 4 series card.  Let me grab the bug.  I'm pretty sure it'll be covered by our existing stuff.08:45
* apw bounces08:45
RAOFI can still get a nouveau noaccel quirk into the kernel, can't I?08:45
RAOFThe final kernel upload is tomorrow morning?08:46
RAOFapw: Yeah, there it is.  GM45.  https://bugs.edge.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/55550308:50
ubot3Malone bug 555503 in xserver-xorg-video-intel "screen flickers at least once every few minutes" [Medium,Confirmed] 08:50
apwRAOF, and that is already covered ... ?  why didn't the user have it08:50
RAOFThey were on the -19 kernel.  Have we pushed the powersave quirk to the -20 kernel?08:52
* apw actually has lost track after the kitten killer yesterday08:56
* apw checks08:56
RAOFI can't see anything in the changelog.08:56
apwRAOF, no the change was to disable FBC for those sets not powersave08:57
RAOFAh, right.08:58
RAOFbug #538648 is what I'm thinking of.08:58
ubot3Malone bug 538648 in xserver-xorg-video-intel "[gm45] Irregular sync flashes with compiz on (Lenovo T500)" [Medium,Triaged] https://launchpad.net/bugs/53864808:58
apwthe bug there does not have the upstream infor on powersave in it does it?09:01
apwhrm thats oddd, its longer now, much longer ... launchpad what are you up to?09:02
apwRAOF, so in short if they need powersave = 0 we arn't expecting to need to fix them09:03
RAOFBecause the symptoms are insufficiently bad?09:04
apwRAOF, no simply because we are unaware the issues still exist and have no bugs open on linux (that i am aware of) to change it, and no patch out there for testing09:04
RAOFOk.09:05
apwfinal freeze kernels close today ... so i don't know if we can get it in before release09:05
apwas its not stopping them booting it can easily be an SRU after release of course09:05
RAOFYeah.09:05
apwand indeed has a simple work around, which we could releasenote09:06
RAOFapw: Will the nouveau acceleration disabling patch make it into lucid?  Are you waiting for anything from me for that?  Splitting it into the components looks like an excelent idea.09:20
RAOFhttps://lists.ubuntu.com/archives/kernel-team/2010-April/009884.html and its follow ups.09:20
apwRAOF, i already split it up and pushed it back for review.  i hope it has all the required ack and 09:21
apwam intending on merging it today ... for the final kernel09:21
apwits all a bit behind due to yesterdays thinkpad debackle09:21
RAOFYeah, that was mad.09:21
apwwe tend to get at least one a cycle ... its hard to avoid09:22
apwi am very glad it was this week and not next09:22
RAOFOOoooh, yes.09:22
apwand in part was why i pushed half the update last friday instead ..09:23
RAOFCan I add an extra quirk - bug #542950 would like GeForce 6100 cards (pciid 0242) quirked.09:23
ubot3Malone bug 542950 in linux "[Needs noaccel quirk] Screen corruption on startup" [High,Confirmed] https://launchpad.net/bugs/54295009:23
apwRAOF, do we have a patch for that?09:30
RAOFWe don't; I can generate one easily though.09:30
apwcan you test the final patch ?09:31
RAOFI cannot.  However, setting nouveau.noaccel=0 has been reported to work by multiple people.09:31
apwthats tricky ... after yesterday i am nuvous of breaking people ... get the patch out ... and we can look it over.  i am sure it'll be 'ovvious'09:32
apwif you get it out i presume on top of the other one (that was nouveau right)09:32
apwthen i can make a kernel and ask for testing ... and we can make a decision later today09:32
RAOFIt'll be an extra patch on top of your existing 3 in the series.  Is there an easy way to apply them on ubuntu-lucid?09:34
apwsave them into a mailbox and git am the mailbox09:42
* apw wonders if akgraner tested that kernel10:47
apwi'd like to get that patch into the kernel and some testing feedback would help10:48
zimbatmhi there10:55
apwhi11:11
jjohansenapw: is it to late for include a driver in the initrd11:15
jjohansenBug #53036111:15
ubot3Malone bug 530361 in linux "Support for DELL H200/H700/H800 SAS cards is missing in the CD/DVD installer for Lucid (mpt2sas)" [Undecided,New] https://launchpad.net/bugs/53036111:15
apwjjohansen, you know just how late it is in the cycle!11:17
apwas its a CD driver for a dell server we might be able to do something11:17
apwas they are likely just hosed without it11:17
apwhowever, that is predicated on it being a simple fix11:17
apwif its 'whole replacement driver' its not going to make the release images imo11:17
jjohansenapw: yes, and I expect no but I just got the Q in my inbox and figured I'd ask11:18
apwlooking at the bug i don't see anything other than 'its broken' so its hard to evaluate whether there is a possibility or not11:18
apwfinally it may just be that the driver is not in the udebs11:19
apwjjohansen, do we have someone who has one who can answer some of these questions?11:19
jjohansenfrom the bug that we actually ship the driver its just not in the initrd11:19
jjohansennot that I know of but I'll poke and see11:20
apwit does appear that we have the driver building11:22
apwdebian.master/config/config.common.ubuntu:CONFIG_SCSI_MPT2SAS=m11:22
apwobj-$(CONFIG_SCSI_MPT2SAS) += mpt2sas.o11:22
apwit appears to be called mpt2sas11:23
apwand we don't appear to put it in the installer stuff11:23
jjohansenyep, there are reports of using it to "fix" the problem, its just not in the initrd11:23
jjohansenright, or the installer11:23
apwso if that the only issue then it is fixable i'd say ... but why the hell can't people ask last week not this11:23
apwjjohansen, so who asked11:24
jjohansenttx11:25
apwttx should know better11:25
apwi even sent out an email last week saying the deadline was here11:25
jjohansenright, but everyone else is focused on a thursday deadline, so that gets forgotten11:26
apwthe thurday deadline doesn't mean thursday for _anyone_ really11:28
* apw needs more brown brain fuel11:28
mirsalHello there13:16
apwhello13:21
mirsalIt's probably not the right place to ask for help but I'm trying to build NetworkManager from the upstream source tree and I'm having trouble with the wireless-tools13:30
mirsalhttp://pastebin.com/rmUedvqs13:30
apwmirsal, that normall implies there is a -dev package13:36
apwyou probabally want to ask about that on #nm on this server13:36
mirsalapw, yeah, usually there is, but I can't find it13:37
mirsalapw, I just asked there. No reply so far :)13:37
* apw swears ... that updated EC fix works for dells and doesn't break thinkpads ... but still breaks damn macs13:37
mirsal(your last two words summarize an awful lot of issues)13:38
JFoapw, very odd13:39
mirsalapw, ah ! found it, thanks13:39
mirsallibiw-dev - Wireless tools - development files13:39
mirsalgo figure ;x13:40
apwmirsal, 'so' obvious13:40
mirsalhmm, why I did not think about apt-get build-dep is another story...13:46
aboganismb: Hi Stefan! I'm wondering if you could sponsor me (for PPU right on linux-rt package https://wiki.ubuntu.com/AlessioIgorBogani/linux-rtPPUApplication) adding your comments about Feisty-Gutsy-Hardy period...13:53
smbabogani, I guess I can, but you better mail me a reminder to look at it. I am currently at the airport and I'd rather do it with a bit more time later13:55
aboganismb: Of course, thanks!13:55
achianghm, is there a way to get dev_dbg() statements in usb to display on console?15:34
achiangmaybe just pass 'debug' on the kernel command line?15:35
apwachiang, do they not appear in dmesg output?15:36
apwif they are in there you probabally can get them on the console direct via loglevel, if i've understood15:37
achiangapw: haven't confirmed, i'm just doing some drive-by triaging on https://bugs.launchpad.net/ubuntu/lucid/+source/linux/+bug/43343815:37
ubot3Malone bug 433438 in linux "device descriptor read/64, error -110" [Medium,Confirmed] 15:37
achiangapw: in my 5 minutes of reading, that message is due to an urb timeout of some sort15:38
achiangso i was just going to suggest something that the bug reporters could do to get some more info before someone who's really on the kernel team can take a look15:38
apwsoz can't be more authorative on that 15:39
achiang"soz" ?15:41
apwshort for sorry15:54
achiangheh, thanks15:54
kaouthiaHello all. Amitk suggested it would be a good idea to say hello to you all and introduce myself. My name is Lee Jones. I have recently accepted a role within Canonical as an Arm Kernel Engineer, with a view to start at the beginning of May.16:48
ograkaouthia, awesome ! i see you are also in #ubuntu-arm already :)16:53
kaouthiaYes, and ubuntu-meeting (a bit too keen me thinks) ;)16:54
kaouthiaI would like to pick your brains if I may. I have to purchase a laptop and I’m finding it difficult to choose.  I would like something which compiles Kernels quickly and is going to last. Do any of you have any suggestions you’d like to make? I hear a lot of you like ThinkPads - anything in particular?16:58
* ogra doesnt lkie thinkpads ... i tend to buy whitebox systems to be able to replace parts if they get outdated ... but then i'm not a kernel guy i just happen to hang around here to annoy apw for ARM stuff :)16:59
ogra*like16:59
achiangkaouthia: building kernels quickly requires lots of cores and fast I/O, so something with Core i7 and an SSD would be good17:00
apwgenerally i don't build on my laptop, the disk is just too slow17:02
achiangyour best bet is probably getting a fast desktop and a cheap laptop for travel, actually17:02
apwyeah i have a "desktop replacement" latop i use as my 'home machine' a 10" laptop for travel, and use remote machines for build generally17:02
aboganiapw: distcc?17:03
achiangfast local CPUs + fast I/O + ccache generally outperforms distcc, at least in my experience17:03
apwabogani, nothing so sophisticated, just porters really17:04
aboganiapw: right17:04
aboganiachiang: Obviously ccache and distcc have different goals so I don't think that you can compare these.17:05
apwi am more of a ccache user myself17:05
apwnot that i see a whole heap of difference to be fran17:06
apwfrank17:06
kaouthiaI already have a Sony laptop, which I really like, but I can't put Linux on it. It is the only Windows based machine in the house now. If I put Linux on it, the girlfriend will BSOD.17:09
apwkaouthia, heh this is the time of equal rights, she can buy her own windows laptop17:10
kaouthiaThat could be a cheap alt - I'll buy her a cheap laptop to surf the web and I'll have the Sony back - great suggestion!17:12
apwkaouthia, now you are thinking17:13
apwif you have a desktop and the sony u are likely sorted17:13
apwthough i suspect none of your buttons will work ... you can fix that :)17:13
kaouthiaButtons?17:19
apwbrightness up/down volume up/down eject, that sort of button17:19
apwhotkeys is prolly a better description17:19
kaouthiaCouldn't possibly, it doesn't have an Arm Core ;)17:19
ogranothing a hammer and soldering iron couldnt fix :)17:21
kaouthiaWhat would you want to solder a hammer to? ;)17:22
ograthe old CPU to get it ripped out more easily :)17:22
mjg59Hotkeys ought to work by default on all Sonys now17:23
apwmjg59, heh that'd be nice17:24
kaouthiaNothing a few extra volts and a cup of liquid nitrogen wouldn't fix17:24
mjg59Support for the new-style systems went in a year ago17:25
apwmjg59, yeah i admit i've not heard any whining about them for a while :)17:28
mjg59apw: The fun bit was writing it without any of the actual hardware17:29
apwqudos for that for sure17:29
lamontI used to be able to see my SD card (karmic, inspiron 1520).  Now it's not there...  wtf?18:39
jjohansenlamont: what kernel18:40
lamont2.6.32-17-generic18:41
lamontthough I guess I could reboot into -1918:41
jjohansenlamont: -20 is the current kernel18:42
lamontmeh18:43
=== yofel_ is now known as yofel
smoserjjohansen, or anyone, can i disable the function-f2 (disable wireless) button easily ?19:21
jjohansensmoser: depends19:21
jjohansensmoser: on some machines its a key press the kernel sees and triggers events, on others the kernel doesn't even see it19:22
smoserwell this one sees it19:22
smoserit probably gets routed to gnome-power-manager, right ?19:23
jjohansensmoser: well does it see the keypress or just propagate an event after the fact19:24
smoserthe event goes through and my wirelss drops19:24
jjohansensmoser: right, but there are a couple ways it can go through, and that will determine whether the kernel see it early enough to stop it19:26
jjohansensmoser: basic key debugging is start with xev, see it shows up there, then move to show keys and then acpi_listen19:28
jjohansenbut it also could be handled by the ec19:28
smoserok. i'll poke at it sometime19:30
smoserbut thanks. i was hoping something easy. i keep accidently hitting it19:30
anotengAnybody wanna take a look at Bug #183461, it's not fully triaged yet, but I think it should have importance high as it makes a default installation unusable for some users. This is a very old bug, and I think it could use a pair of kernel-eyes by now.19:38
ubot3Malone bug 183461 in opensuse "ksoftirqd/1 using 50% CPU or above" [Unknown,In progress] https://launchpad.net/bugs/18346119:38
mjg59anoteng: I think that's several dozen different bugs19:40
anotengI was thinking the same to, should I make the reporters file separate bugs?19:42
JFoanoteng, there are several thousand old bugs that need a look. it is just not currently possible to look at them all19:46
JFobut yes, the reporter needs to file separate bugs 19:46
JFoas much as it pains me to say it :)19:46
JFoI will put this one on my list for review19:47
anotengthanks. I asked everybody to file their own bugs with apport-bug -p linux.19:53
=== amitk is now known as amitk-afk

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