/srv/irclogs.ubuntu.com/2010/10/11/#ubuntu-kernel.txt

=== amitk-afk is now known as amitk
lagMorning apw08:31
apwlag y08:37
apwlag, yeah morning, sorta08:37
lagapw: Sorta? Still up from last night?08:38
apwlag more sorta up, its been a long week08:39
lagapw: You're still in bed? :)08:39
apwhaving to get up at 8 on a sunday and go to work is not the best cure for tiredness08:39
apwheh08:39
lagYeah, that sucks :)08:40
lagHow did it all go though?08:40
lagEveryone looks happy enough in the photos 08:40
apwstill i think it all went out near to hitch free, as near as sometihng that complex can ever be so i suspect08:40
apwthough trying to even sync an iso today is taking hours, so i assume we are being hammered to death still08:41
lagThat's a good thing :)08:41
lagMo' users08:41
apwi am seeing about 25KB/s from here, and i can smell the DC from here08:42
apwso i assume we are red-lining all our b/w08:42
lag:)08:42
lagSo what now?08:42
apwa lazy day for me for sure08:43
lagAnd for the rest of us saps?08:45
apwheh *crack* back to digging out the ore08:51
apwthis is the slack time, there is a lull between now and UDS where we start to think about what we are going to do08:52
apwand we start the sprint again08:52
lagOkay08:53
lagI guess I'll just crack on with my bugs then08:53
=== yofel_ is now known as yofel
cking_where's the URL to the kernel related blueprints for natty?09:29
tgardnercking_, apw was messing with that stuff earlier last week09:37
=== smb` is now known as smb
apwcking_, they are likely all lost now as someone renamed them09:39
apwlet me find them09:39
apwcking_, https://blueprints.edge.launchpad.net/sprints/uds-n?searchtext=kernel09:43
cking_apw, ta09:43
apwcking_, all of them are on that page, many have hardware-prefix, a couple have other-09:43
apwnew fun track prefixes09:43
apwthat messes up all my links gah09:43
cking_is there any naming scheme being used - looks a little ad-hoc to me09:47
smbcking_, yes <random name>-<your track name<09:50
cking_smb, what's our official "track name" then?09:53
smbcking_, whatever they think could match. I don't think it was a single track that apw found09:54
cking_gah09:54
apwcking_, yep the tracks are 'ideas' oriented this time not team oriented09:55
apwso like cloud, hardware, etc09:56
cking_fwts falls into hardware I suppose,09:57
apwi guess09:57
cking_smb, I see a lot of the blueprints named "hardware-kernel-n-some-title" - doesn't that conflict with <random name>-<your track name> as you mentioned earlier. I'm confused10:00
smbcking_, Are you always taking me up to the word?10:02
smbIt was more of an impression10:02
smbI yet have to find my blueprints again to even know what they changed them into10:03
smbcking_, There was a mail by jcastro where he was telling the scheme I think10:03
cking_ah, /me looks10:04
diwichow do I export a single commit with git format-patch? if I just do "git format-patch abcdef" it'll take everything from abcdef+1 to HEAD, which is not what I want.10:17
smbdiwic, with -110:18
smbgit format-patch <sha1> -110:18
diwicsmb, thanks. Strange, this was not documented on "git help format-patch"10:19
smbdiwic, Likely it is hidden somewhere in git-rev-parse in a very unovious way10:21
smbdiwic, I usually found a "ask apw" much more effective10:21
apwdiwic, git format-patch -1 <commit>10:22
apwdiwic, or git format-patch <commit-A>..<commit-B>10:22
apw(where A is before the range as normal)10:23
diwicapw, right, could have done git format-patch abcdef^..abcdef as well10:24
apwyep10:24
apw-N is easiest for small values of N10:24
diwicaha, so abcdef -2 will take abcdef and abcdef+1? 10:24
cking_apw, when registering a blueprint I'm asked "For:" ..(The project for which this proposal is being made.". If I put in "ubuntu" LP complains that there are too many matches on this keyword. How did you fill in this field?10:25
apwcking_, for as in project, thats ubuntu10:26
apwcking_, pretty sure that i just typed it in and moved on10:29
apwcking_, yeah just shove in the text ubuntu and move to the next field, the searchy thing blows a sprocket10:29
cking_argh, it's now lost it *again*. LP time outs are getting me crosser by the moment10:29
lagWho will do the ti-omap4 packaging for natty?10:30
cking_Blueprint saga now complete·11:02
apwcking_, how many am i looking for ?11:08
cking_apw, just one, I've been wrestling with other things too, it's been a background task for this morning11:09
=== diwic is now known as diwic_afk
=== diwic_afk is now known as diwic
=== ivoks-afk is now known as ivoks
jcastrosmb: $track-$team-n-$title is the format13:38
=== BenC___ is now known as BenC
ogasawaravanhoof: are you working today?17:46
ogasawaravanhoof: I assumed you'd be recovering from jet lag and observing the holiday anyways17:47
lagogasawara: Congratulations :)17:50
ogasawaralag: thanks :)17:50
lagWhat's next?17:51
ogasawaralag: world domination17:52
lagSounds like you're up to it 17:52
=== xfaf is now known as zul
bohi people18:28
boi wonder why on ubuntu/debian nouveau on recent (nvidia gt230m and 310m) cards i get a black screen on boot18:28
bowhile on fedora it works great since lots of months18:29
boit's a problem related to some of debian/ubuntu kernel patches?18:29
vanhoofogasawara: kinda sorta, we're on holiday :)18:31
vanhoofogasawara: wanted to get that tested though, gonna head out to lunch18:31
ogasawaravanhoof: am gonna build you another test kernel with those additional suspend related looking patches.  But don't test it till tomorrow and just enjoy the rest of your day.18:32
vanhoofogasawara: kk :)18:33
apwbo it may be a firware issue, or lacking of patches ... we'd want a bug filed from the machine18:33
apwogasawara, morning ...18:33
apwlooks like its all gone out ok ... congrats on your first born18:33
ogasawaraapw: heh, hopefully baby #2 will be just as painless18:34
apwogasawara, heh i bet you do :)18:34
boapw: now i'm on fedora, how can i report a bug in a machine with a black screen from the first second of boot? (but not freezed, in fact i heard the gdm sound)18:37
apwbo, fair enough then18:37
=== ppetraki is now known as ppetraki-away
boon fedora-kernel they told me that they don't ship any nouveau code that isn't upstream18:38
boi don't know if it's a kernel problem or whatelse!18:38
apwbo and what kernel version is fedora shipping18:38
apwmost likely a combination between that and the mesa18:39
bonow, 2.6.35.6-39.fc14.x86_64... but it works with many past fedora kernel18:39
bothere are a lot of forum topic on this problem, i tought it was a card problem, but some months ago i find that on fedora worked18:41
apwbo, and you were testing lucid or maverick18:41
bodidn't work on both18:42
boand also on debian alpha18:42
apwwhats the card bo ?18:44
bobefore maverick i used closed driver, and a put on xorg the EDID file description path, 18:44
boand the it worked18:44
boso maybe it isn't related to nouveau18:44
apwyet nouveau works on fedora18:44
apwbo, what nvidia card ?18:45
bo01:00.0 VGA compatible controller: nVidia Corporation GT216 [GeForce GT 230M] (rev a2) (prog-if 00 [VGA controller])18:45
apwRAOF, Sarvatt, know anything about noveau not working with the above card on maverick ?18:46
apwbo i assume your testing was on the live CD image as you are on fedora ?18:47
bono, now i installed fedora18:47
bocause on lucid i managed to have graphic with closed driver and EDID file on xorg18:48
boin maverick it doesn't work18:48
apwbo, how long ago did you switch away, ie. when did you last test maverick18:49
boit works just with vesa 18:49
boi tested maverick yesterday18:49
boi use fedora since august18:50
boyesterday i tried to come back on ubuntu18:50
bobefore these months I always used ubuntu o debian with closed driver18:51
apwbo, thanks18:55
bonow i remember that i can connect the notebook to my tv via hdmi, in this configuration i DO see things on video18:55
boand i can report bug18:55
apwso you should be able to do that via the liveCD at least18:56
boyes18:56
bonow it seem to me just a monitor problem18:56
apwwe may be able to tell that from the info in the bug18:57
bowhat kind of infos do you need?18:57
boi mean a log or whatelse?18:57
apwperhaps fedora has edid hacks, which would be common to all drivers and not specific to edid18:57
apwbo id you file a bug against the xorg driver nouveau we should get the kernel drm information too18:58
boso i'll ask to fedora team i they've done an hack!18:59
bosorry, how can i see kernel drm info? kernel.log?18:59
apw/sys/kernel/debug/dri19:02
book, thanks, i have to go now, see you later19:02
apwand /sys/class/drm/card0-*19:03
bo(i'll read later)19:03
=== ivoks is now known as ivoks-afk
Edganabogani: What is your gpg key ID?19:25
Edganabogani: nm19:25
=== ppetraki-away is now known as ppetraki
vanhoofogasawara: i know i shouldn't be working, but i couldnt resist :)20:01
vanhoofogasawara: success w/ v220:01
* vanhoof updates thread20:01
ogasawaravanhoof: sweet, I'll build one more to narrow it down between the two20:01
ogasawaravanhoof: but seriously, don't feel the need to test it till tomorrow20:02
vanhoofogasawara: you keep sending them, i'll keep testing :)20:02
vanhoofogasawara: im just ignoring everything else in my inbox atm ;D20:02
vanhoofbut i do feel its time for a nap lol20:03
=== ivoks-afk is now known as ivoks
=== ivoks is now known as ivoks-afk
maxbHi, I need some debugging help21:17
maxbMaverick kernels occasionally seem to malfunction on my box, manifesting as system monitor graphs showing the CPUs very busy with system time21:18
maxbtop shows nothing - how can I trace which kernel task is to blame?21:18
freetz10.04 appears to have KSM enabled, but I can't get madvise() to return success on when I pass the MADV_MERGEABLE flag21:31
freetzanyone else use KSM successfully?21:31
stgraberAFAIK kvm uses it and I seem to remember seeing over 500MB of merged pages on some boxes (running libvirt with kvm)21:36
sorenfreetz: What error do you get?21:37
freetzeinval21:37
freetzwhich should only be returned if ksm is disabled21:37
sorenfreetz: Stock maverick kernel?21:37
sorenfreetz: Oh, sorry, 10.04, you say.21:37
stgraberroot@chopin:~# cat /sys/kernel/mm/ksm/pages_shared 21:38
stgraber13658221:38
stgraber(10.04.1 on 2.6.32-24-generic 64bit)21:40
freetzyes21:42
freetzgrep KSM /boot/config-2.6.32-25-generic21:43
freetzreturns CONFIG_KSM=y21:43
freetzi get that too for pages_shared21:43
freetzi enable ksmd by setting /sys/kernel/mm/ksm/run = 121:43
sorenmadvise will also return EINVAL if your addr arg isn't page-aligned.21:44
freetzhmm, i'll check on that real quick21:45
vanhoofogasawara: v4 ftw21:45
* vanhoof grabs a beer21:45
sorenfreetz: That's really (AFAICT) all it can be. madvise doesn't give EINVAL if you don't have ksm enabled, only if you haven't compiled it in at all.21:46
freetzisn't valloc deprecated?21:46
freetzor is there a better way to ask for page aligned memory21:46
ogasawaravanhoof: \o/21:47
sorenmemalign21:47
sorenfreetz: ^21:47
freetzwoop just saw that...21:47
sorenQEMu (which I /know/ succesfully uses KSM) uses posix_memalign to ensure properly aligned pages.21:49
sorenfwiw.21:49

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