/srv/irclogs.ubuntu.com/2006/01/17/#ubuntu-kernel.txt

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fabbioneBenC: please pull from my repo on people: changes are only redhat-cluster-suite related.10:28
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BenCfabbione: ok01:19
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fabbioneBenC: thanks02:59
fabbioneBenC: ping?03:07
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zulheylo03:16
BenCfabbione: pong03:17
fabbioneBenC: yo03:18
fabbioneBenC: is there any reason why ia64 has no OCFS2?03:18
fabbionealso.. for i386/amd64 it should probably move to -server only03:18
fabbioneit doesn't make much sense to have it in desktop :)03:18
fabbioneBenC: note that OCFS2 pulls in CONFIGFS03:24
fabbioneso they need to move together03:24
fabbionei did try to play with the config script but it did mess up here03:24
fabbioneso i wasn't sure how to make it properly03:24
fabbionewell.. other than with vi03:24
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BenCfabbione: I'll enable it for ia64 (not sure why it isn't), and get things moved to just -server on i386 and amd6403:58
BenCOCFS2 needs to move, what about cluster aswell?03:58
fabbioneBenC: you rock!03:58
fabbionecluster too03:58
fabbionecluster moves together with GFS03:58
fabbioneas it is now, for me it's more important to get a coherent config where i can install one kernel on each arch and get GFS and OCFS203:59
fabbionewe can sort them at the sprint in details03:59
BenCok, so all desktop kernels (in i386 and amd64 where we have server kernels) should have GFS, CLUSTER and OCFS2 disabled04:01
BenCis CONFIGFS needed in desktop after that?04:02
BenCit may end up being needed by a thirdparty module, so maybe just leave it there04:02
fabbioneas it is now, the only client for CONFIGFS is OCFS204:03
fabbionei think what you suggest make sense afterall04:03
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BenCok, done04:07
BenCbtw, benh sent me a patch to support dual-core G5's and iMac G5 with isight04:07
BenCbackported from 2.6.16-git04:07
fabbioneah cool04:13
fabbioneMark will like that :)04:13
zulwhats the url for live cds again04:16
fabbionecdimage.u.c/04:17
zulthanks i knew it was something like that it just escaped me ofr  a minute04:18
BenCis it hoary -> warty -> breezy, or warty -> hoary -> breezy?04:21
fabbionethe latter04:22
BenCok, thanks04:22
fabbionewarty -> hoary -> breezy04:22
fabbionewhorey -> (w)horey -> 04:22
BenCstarting dapper test builds, and working on security for those three while it's going04:23
BenChehe04:23
fabbioneehhe04:23
fabbioneBenC: i have the old breezy binutils in my ~ on chinstrap04:23
fabbionei hope i can manage to do to test kernels tomorrow04:23
fabbioneotherwise it will be when i am back04:23
BenCbcollins@grayson:~$ build-start-all04:24
BenCgreen: build started04:24
BenCemucade: build started04:24
BenCzachery: build started04:24
BenCfrag: build started04:24
BenChippo: build started04:24
=== BenC loves his build scripts
fabbionenice04:24
fabbioneisn't missing one?04:24
fabbione6 arches...04:24
BenCI don't have amd64, and I haven't setup  ronne yet04:24
fabbioneah ok04:24
BenCthose are ppc, i386, sparc64, ia64, hppa, in that order04:25
fabbionei think you should push i386 to ronne, ppc to davis and ia64 to halley04:25
BenCsparc64 always finishes first :)04:25
fabbioneand keep only sparc64 and hppa04:25
fabbionespeaking of zachery..it did crash on me twice building OOo204:26
BenCI build them locally, since I also test boot them when I'm done, and doing 80-100 megs download after it's finished doesn't play well with my satellite FAP crap04:26
fabbionehmm right04:26
fabbionebut on the other side we should publish these images at some point04:26
BenCall of them builds pretty quick, except i38604:27
zulBenC: ooh share the script..04:27
BenCthese are going to be 2.6.15-12, so they'll get published within a day :)04:27
fabbioneehhe04:27
BenCzul: it's just a couple of shell scripts, really simple04:27
BenCstarts a screened build on each machine04:28
BenCI can tar them up at some point04:28
zulyeah but i want to incorporate yours with mine..;)04:28
fabbionezul: let's do the other way04:28
fabbionegive us your04:28
fabbioneand we will integrate into ours :)04:28
zulsure04:28
BenCbuild-{prep,start,status,stop,watch,attach}{,-all}04:28
BenCthat's all of them04:28
BenCI can do "build-prep green" to clean the build, and push git, and build-watch just tails, build-attach attaches to the screen session04:29
BenCwatch,attach don't have a -all obviously04:29
BenCbuild-prep also checkes for local changes that I might have done on the build system04:31
BenCkeeps me from losing fixes :)04:31
fabbioneehhe04:31
zulright now i have 2 scripts..04:32
BenCnone of mine are any longer than 10 lines, but I do have a do_build script on each machine so that it will set the right concurrency and stuff (still less than 10 lines)04:35
zulfirst one reads a config file to pull from and the second scripts does the build, rips out the arches that i dont want04:39
fabbionelater guys04:39
BenClater fabio04:39
fabbioneBenC: meh i forgot to add stuff to debian/changelog04:40
fabbionedo you want to do that for me?04:40
fabbioneit's just the update for the redhat cluster suite04:40
fabbioneto 20060112 CVS04:40
fabbionenothing fancy04:40
fabbionegotta run to school04:40
=== fabbione &
BenCok04:40
fabbionecheers mate04:40
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BenCfabbione: ping05:45
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Seveas--- Topic for #ubuntu-kernel is Ubuntu kernel development discussion ONLY06:40
Seveasis a question about the kernels used on Ubuntu, which is not directly related to kernel development OK too?06:40
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MithrandirSeveas: don't ask to ask06:52
SeveasMithrandir, hehe, y'never know how strict they are in here06:53
Seveasok, here's the deal: somewhere between 2.6.10 and 2.6.12 mmap changed and now returns 'random' addresses (ie cat /proc/self/maps is always the same in 2.6.10 and always different in 2.6.12). Can someone point me to where this change is documented? 06:55
SeveasIt severely ruins my graduation project and the things I've been working on during the last 15 months06:55
zulyou can probably do a git bisect but dont ask me how to do one07:02
dilingerhttp://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.12-rc107:04
dilingeri assume what you're looking for is "mmap rand"07:04
Seveasdilinger, yes, thank you!07:05
dilingernp07:05
Seveaswill prelink also make sure ld.so is always in the same location in memory?07:06
dilingerthe comment seems to imply that prelinked binaries will not have randomized mmap base addresses07:07
dilingerhowever, the ADDR_NO_RANDOMIZE thing is probably what you'd want if you're looking to disable it07:08
Seveasthen I would have to prelink ld.so itself07:08
Seveashmm, then I'll have to look up what personalities are07:08
dilingerare you seeing ld.so at random addresses?07:08
Seveasyes07:09
Seveasand my application kind-of depends on the fact that that does not happen07:09
dilingeri'm not sure if you can PRELINK ld.so, but i guess it couldn't hurt to try07:09
Seveashmm, how do personalities work in debian/ubuntu? apt-file search setarch returns only something completely unrelated07:11
=== ds discovers that /proc/acpi/button/lid/LID/state says "closed" when the lid is open
zulds: which laptop?07:43
dsEMachines M531207:44
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dszul: do you happen to know if this is a kernel bug, or just a ACPI stupidity that needs to be worked around?08:14
zuli dont get the same with my laptop you might want to open a bug..08:15
zulor just acpi stupidity08:15
dilingerSeveas: *shrug* :)08:15
cjbds: The kernel doesn't keep an exhaustive list of ACPI weirdnesses.  I'd say it's unlikely to be a kernel bug, but go ahead and file it.08:18
mjg59ds: Windows doesn't use that information, so some machines just lie08:20
cjbCoo, it doesn't?  "Let me guess, it handles lid closing in the video driver."08:26
mjg59Oh, it picks up the lid events, but yeah - the video driver is responsible for what happens next08:27
Seveashmm08:34
Seveaskinux-kernel-headers is at 2.6.11 on breezy08:34
mjg59linux-kernel-headers08:34
Seveasyes :)08:34
Seveasbut it's still weird that it's at 2.6.1108:35
Seveas<dilinger> however, the ADDR_NO_RANDOMIZE thing is probably what you'd want if you're looking to disable it <-- yes, that worked perfectly!08:39
Seveasdilinger, muchos gracias, you just saved my graduation project :)08:39
zuldilinger: arent you special ;)08:39
Seveasmore importantly: you saved me having to run my experiments on a crappy old red hat cluster with linux 2.4.1, Now I can continue at the spiffy new sarge HPC cluster :)08:40
Seveassaved me from*08:40
dilingerhehe08:50
dilingerone of these days, i should get myself one of those college degree thingies08:57
zulyou can probably buy one 08:57
SeveasI have several offers in my mailbox if you're interested ;)09:00
Seveasthey come included with fake rolex and penis enlargements 09:00
=== BenC is glad no on ever asks him if he has a degree
dilingerBenC: my current employer was pretty surpised that i didn't have a BS09:34
dilingerbut that didn't stop them from hiring me09:34
BenCthe only time I was ever asked about it was a guy from Sun that I sent my resume to about 4 years ago09:35
BenChe actually called me, to tell me that I was wasting my time with "all this open source stuff", that I should switch to applications development instead of embedded/kernel work, and that he pretty much wouldn't hire me, even at a measly $24k/year (when I was making way more than that already), and that I better go get a degree from a major college (not just a degree, but an ivey league degree), else I was doomed to be a loser09:36
dilingeri'm planning on going back to school soon, but it won't be for CS09:36
dilingeri'm going to do it for the right reasons this time: girls.09:36
mjg59dilinger: An excellent plan09:36
BenCand I'm not kidding about any of that, it's exactly how he put it09:37
mjg59BenC: Aw GROUP HUG09:37
dilingergoing to school thinking i'd get an education was a huge letdown09:37
BenCdilinger: that's my only regret about not going to college :)09:37
dilingerBenC: i would've hung up on him if he started telling me that09:38
BenCmjg59: see, open source is good...I have a support group :)09:38
mjg59PhDs are great in that respect09:38
dilinger"stop wasting my time.  *click*"09:38
mjg59Actualy, it might just be mine09:38
BenCyou have a PhD?09:38
mjg59It's my day job09:38
BenCnow PhD's are something to brag about09:38
mjg59I'll be finished in about a year with a bit of luck09:38
mjg59But it means I get to be old and mature and have a larger disposable income while surrounded by undergrads09:39
BenCmost CS BS degree holders that I met outside of open source, are just a joke09:39
mjg59Oh, I'm doing genetics, not CS09:39
BenCmjg59: undergrads :)09:39
BenCgenetics, that's an interesting departure from ACPI :)09:40
mjg59I find ACPI an interestig departure from genetics09:40
mjg59It makes more sense than fruitflies do09:40
BenClol09:40
BenCwhat is your thesis on?09:40
mjg59No matter how much crack somebody was on when they designed a specification, it makes more sense than real life does09:40
mjg59Computational locating of RNA elements involved in gene localisation09:41
dilingermjg59: at my prior job, i had to do a lot of interviews.  people w/ CS degrees were a dime a dozen, and in most cases weren't worth hiring.  there were also people w/out degrees, but w/ more real world experience, that seemed a lot more valuable09:41
dilingerer, s/mjg59/BenC/09:41
BenCdilinger: one good thing about open source, you don't need to ask for paper to find out if someone is clueful, just search google09:42
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dilingerBenC: i need to do something about my blog coming up as the first entry when you search for my name :)09:43
=== cjb has a CS degree, which was valuable only to the extent that understanding Unix is about three years worth of a full-time job, and it gave me the time to do that.
kozzI have tried to run mkvmlinuz with the 2.6.15 kernel, but there seems to be some files missing09:43
BenCheh, my old DPL candidacy letter comes up when you search mine name...I'm embarrased to see it anymore :)09:43
kozzfor 2.6.12 they lie in /usr/lib/linux-image-2.6.12-10-powerpc09:43
kozzsome object files09:43
BenCkozz: yeah, the build process didn't include them anymore, but I didn't think we had any oldworld users (since we didn't even support oldworld install)09:44
kozzBenC: it's for Pegasos09:44
BenCis pegasos CONFIG_PPC_MAPLE?09:44
kozzno, CHRP09:44
mjg59Pegasos is CONFIG_PPC_CRACK09:45
BenCah, good, MAPLE is going away09:45
mjg59But yeah, it's basically CHRP09:45
BenCkozz: sorry, I'm having a hard time keeping non-standard (e.g. non-powermac) support because of all the ARCH=powerpc changes in the kernel09:45
kozzmjg59: basically?09:45
BenCbut anyone with such a system is more than welcome to send me patches to get the build to do the right thing09:46
mjg59kozz: Some of the interrupt setup stuff seemed a bit funny09:46
kozzBenC: I see, I have tried to create them but hasn't managed to do it09:46
mjg59It never booted with the stock kernel CHRP support09:46
kozzstock kernel CHRP? it has always worked to boot the zImage.chrp kernel out of the box before09:47
mjg59kozz: With kernel.org source?09:48
kozzyes09:48
mjg59Uhm.09:48
kozzsupported since 2.6.1109:48
mjg59Right09:48
mjg59Sorry, I meant "Never used to boot"09:48
mjg59It needed some specific patches because some of the setup code is different09:48
kozzyes I know09:49
kozzbut that is not the case anymore ;)09:49
mjg59Right09:49
mjg59But it always seemed "mostly CHRP" rather than "CHRP"09:49
kozzright, I don't know09:49
kozzhmm, now BenC left09:50
kozzbut how did it work before to create all those files, for the 2.6.12 kernel I mean09:51
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fabbioneBenC: pong10:06
BenCfabbione: nm10:29
fabbioneBenC: ok :)10:30
BenCI have breezy/hoary/warty ready, just waiting on the last CVE from pitti10:30
fabbioneBenC: ok cool10:30
BenCgreen: building10:31
BenC    building: powerpc-smp(modules)10:31
BenC    unbuilt : powerpc10:31
BenC    unbuilt : powerpc64-smp10:31
BenCemucade: building10:31
BenC    building: server-bigiron(modules)10:31
BenC    unbuilt : server k7 686 38610:31
BenC    unbuilt :10:31
BenCzachery: idle10:31
BenCfrag: idle10:31
BenChippo: idle10:31
=== BenC builds his scripts out to be a little more robust
fabbionenice10:31
BenCfirst unbuilt should be built, but no matter10:31
fabbioneoh i see10:31
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hileI just filed a trivial bug for 2.6.15-x kernels, #22351 11:26
hilejust wanted to ask if there is any reason _not_ set number of UARTs from 4 to 8 (see bug for details)11:26
makxyou don't want to spam the user with useless tty's11:44
makxpost 2.6.15 it's a boot variable11:44
hilealready with current builds, or later? ok, I'll close the bug then11:46
hilethanks anyway ;)11:52

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