/srv/irclogs.ubuntu.com/2010/06/30/#ubuntu-kernel.txt

jjohansenback in a bit00:25
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keesrock.  Yama is in security-testing-2.6#next00:31
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ogasawarakees: nice, congrats!00:35
keesthanks, now for the next set of crazy patches...00:35
ogasawarakees: I saw your pull request, will try to get it applied after I upload the 2.6.35-6.9 kernel00:36
keesogasawara: cool; no big rush, but I wanted to get it in so the /proc/sys paths can get normalized in other packages for when it does appear (I assume next week due to milestone)00:37
jcrigbycnd: around?01:22
cndjcrigby: yep01:22
cndwhat's up?01:22
jcrigbyI have a dumb question01:22
jcrigbygot assigned to do kernel packaging for linaro some time ago01:23
jcrigbyjust started looking into it today01:23
cndheh01:23
jcrigbythe dumb question is what crank to a turn to create the debian source pkg from a checked out kernel git tree01:23
cndyeah...01:24
jcrigbyI just want to understand how the ubuntu kernel works before tweaking for linaro01:24
cndour packaging can seem rather obtuse from the outset :)01:24
cndwe're trying to document stuff on our wiki01:24
cndlet me find the right page01:24
jcrigbyI did search the wiki but not much success01:24
jcrigbyI did try do_source_package=true do_full_source=true full_build=true fakeroot ./debian/rules printenv install-source01:25
jcrigbybut that just made the kernel source tarball01:25
cndjcrigby: https://wiki.ubuntu.com/KernelTeam/KernelMaintenanceStarter01:26
jcrigbyahh01:26
jcrigbythanks01:26
cndoh, do you just need to know how to create the src package?01:26
cndthat you can upload to a ppa or archive?01:26
cndif so, check out: https://wiki.ubuntu.com/KernelTeam/KernelMaintenance#Preparing an upload01:27
cnd(note the spaces in the url)01:27
cndhttps://wiki.ubuntu.com/KernelTeam/KernelMaintenance#Preparing%20an%20upload01:27
jcrigbythats what I happen to be looking into right now yes01:27
jcrigbythanks again01:28
cndsure01:32
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LLStarksyo07:39
LLStarksndiswrapper isn't playing nice with 2.6.35 on ubuntu07:39
LLStarksdkms loops07:39
LLStarksogasawara, apw. you around?07:41
lagLLStarks: apw is not around07:59
lagLLStarks: And I would have thought that ogasawara would still be in bed :)08:00
RAOFGah!  Go *away* vga16fb!09:48
RAOFI've got a perfectly cromulent inteldrmfb providing fb0!  Your services are not required!09:49
RAOFWeren't we going to stop binding vga16fb to everything?  Is that still happening?09:51
smbRAOF, Depends on how quick the other fb driver is. I got an older system where it unfortunately is not10:06
cooloneysmb: how to compile a -pae kernel. there is no such target in fdr, binary-generic-pae10:57
cooloneysmb: thanks in advance10:58
smbcooloney, Hm, must admit i have not selectively tried that. But it get produced with binary as a target on i38610:59
smbcooloney, And the binary-generic-pae works here. Just tried11:00
smbcooloney, Are you calling it on amd64?11:00
* smb pokes cooloney 11:01
cooloneyoh, it is i38611:01
smbIt is11:01
cooloneylet me try11:02
smbOn 64bit you don't need PAE 11:02
cooloney$ fdr binary-generic-pae11:02
cooloneymake: *** No rule to make target `binary-generic-pae'.  Stop.11:02
smbcooloney, uname -m ?11:02
cooloneyoh, need i build it in chroot?11:03
* smb slaps cooloney 11:03
smbAlways11:03
cooloneysmb: my bad. sorry man11:03
smbNo problem :)11:03
cooloneysmb: thanks man, building now. 11:04
smbcooloney, You are welcome. just never tell me you are not using a chroot to build again. ;-P11:05
cooloneysmb: i remember. hehe, I play cross compiling for a long time11:07
* smb cries over the concept of history in bzr13:24
tgardnersmb, whats the story with the ext4 patchset that bjf proposed last week? Is it gonna make it into pre-proposed anytime soon?13:25
smbtgardner, Though proposed is about to be moved kees was asking for security and guess what will win13:28
tgardnersmb, hmm, lets work with kees on that. is there a real kitten killer out there?13:28
smbtgardner, Unfortunately there is the point release sort of soon and I fear time will run out13:28
smbtgardner, I have not looked at the cves itself yet. They seem medium to low13:29
smbtgardner, Actually there is another scary series which potentially should go into the point release13:29
tgardnersmb, scary series of CVEs ?13:30
smbtgardner, I just prepared test kernels that got the writeback patch series (12patches)13:30
smbtgardner, No not cve13:30
smbThats about our long time on sync or unmount13:30
tgardnersmb, ok. then I think you should ask kees about deferring these CVEs until after the point release so we can get some bug fixes in.13:31
smbtgardner, I try to look at the complexity of the cves. If there is change to release them next week, this would be enough time for another proposed baking13:32
tgardnersmb, I'd sure like to see your writeback and bjf's ext4 fixes get into a pre-proposed kernel soon. it needs some exposure13:33
smbtgardner, Steve and Brad did some test runs which sounded quite promising (no seen regression, against some fails before)13:34
tgardnersmb, are they running that XFS test suite? I think that is how some of the issues were originally found.13:35
smbAnd I hope to get feedback on the writeback stuff from kees and some reporters with the test kernels13:35
smbtgardner, yes they do13:35
ckingis "relatime" a defaulted mount option with Lucid? 13:57
tgardnercking, I think you have to specifically turn it off.13:57
ckingtgardner, that came in when? Karmic, Lucid?13:58
tgardnercking, I just remember seeing it as an install option, but don't remember exactly when. I think its been there since at least Hardy13:58
cooloneytgardner: sorry for the confusing. i just assume wanna review the patch from TI's tree. -:)13:59
tgardnercooloney, nope, I want 'em prequalified from you.13:59
cooloneytgardner: as soon as i got updates from sebjan,  i will pull them into my tree after i reviewed them.13:59
cooloneytgardner: yeah, understood14:00
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bullgard4What is the filename of the source code file associated with the driver file /lib/modules/2.6.32-22-generic/kernel/drivers/net/wireless/ath/ath5k/ath5k.ko for the loadable kernel module ath5k?14:02
bullgard4Has ath5ko been compiled from several source code files? 14:03
bullgard4s/ath5ko/ath5k.ko/14:04
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* bjf is off to the dentist15:46
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salvaranehello15:53
ogasawaraLLStarks: I'm guessing you're seeing bug 59009015:55
ubot2Launchpad bug 590090 in ndiswrapper (Ubuntu) "package ndiswrapper-dkms 1.56-1 failed to install/upgrade: ndiswrapper kernel module failed to build (affects: 8) (dups: 2) (heat: 181)" [Medium,Confirmed] https://launchpad.net/bugs/59009015:55
ogasawaraLLStarks: which is due to the upstream commit:15:55
ogasawara  commit 22bedad3ce112d5ca1eaf043d4990fa2ed698c8715:56
ogasawara  Author: Jiri Pirko <jpirko@redhat.com>15:56
ogasawara  Date: Thu Apr 1 21:22:57 2010 +000015:56
ogasawara    net: convert multicast list to list_head15:56
salvaraneI have followed this guide http://blog.avirtualhome.com/2010/05/05/how-to-compile-a-ubuntu-lucid-kernel/ but , in the record "skipabi=true skipmodule=true fakeroot debian/rules binary-core2" I receved this "make: ** Nessuna regola per creare l'obbiettivo <<binary-rtai>>. Arresto "15:57
ogasawaracnd: ddebs should be trickling in according to pitti15:58
cndogasawara: cool, thanks!15:58
ogasawaraLLStarks: I'm curious as to why you're installing the dkms package for ndiswrapper though, we already roll it in the Ubuntu kernel15:59
salvarane hello16:02
salvarane I have followed this guide http://blog.avirtualhome.com/2010/05/05/how-to-compile-a-ubuntu-lucid-kernel/ but , in the record "skipabi=true skipmodule=true fakeroot debian/rules binary-core2" I receved this "make: ** Nessuna regola per creare l'obbiettivo <<binary-rtai>>. Arresto "16:03
vanhoofsalvarane: what did you name your flavor16:05
vanhoofsalvarane: did you name it core2 as well?16:05
salvaraneconfig.flavour.rtai16:08
vanhoofsalvarane: skipabi=true skipmodule=true fakeroot debian/rules binary-rtai16:09
salvaranenot found16:09
salvaraneI change the name for you16:09
salvaranethe real name is skipabi=true skipmodule=true fakeroot debian/rules binary-rtai16:09
vanhoofsalvarane: i followed those instructions this morning, and everything is building happily16:10
vanhoofsalvarane: maybe pastebin everything you did to compare16:10
salvaraneok16:11
salvaraneI have followed this guide http://wiki.linuxcnc.org/emcinfo.pl?Ubuntu10.04Notes16:11
salvaranestep by step16:12
tgardnersalvarane, that looks basically correct. I would have run 'fdr updateconfigs' after 'fdr editconfigs'16:20
tgardnerthere is lots of good stuff at https://wiki.ubuntu.com/Kernel16:20
salvaraneok16:21
salvaraneI followed the guide http://blog.avirtualhome.com/2010/05/05/how-to-compile-a-ubuntu-lucid-kernel/ but I changed the name core2 into rtai16:22
salvaraneI following your link  https://wiki.ubuntu.com/Kernel thanks16:23
LLStarksogasawara, ndiswrapper-common is pulling in the dkms package16:24
ogasawarawho's the maintainer of that dkms package?  I actually didn't even know it existed till yesterday.16:26
salvaranecan I  use kernel vanilia into ubuntu lucid ?16:27
kaushalhi16:30
kaushalI am running a Ubuntu generic kernel on all the hosts running 8.04 server. is there a way to install server kernel on this host ?16:32
kaushalWe have found a bug on the automated install 16:32
kaushalPlease suggest/guide16:33
tgardnerkaushal, there should be a meta package called linux-image-server16:33
kaushaltgardner, ok16:35
kaushalso if i install it i should be having server kernel ?16:36
tgardneryep16:36
kaushalalso do i need to reboot it ?16:36
kaushali think yes16:36
tgardneri think yes16:36
kaushalthe issue is that we have this issue on all the 300 production servers16:37
kaushalis there a easy way to do it ?16:37
tgardnerkaushal, I suggest you consult with your IT guys.16:38
kaushaltgardner, Thanks16:40
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* bjf is back16:53
jjohansenrebooting17:49
AzoffHello folks17:58
AzoffJust talked to NthDegree in #ubuntu about some strange lockups on one of our servers with raid5 and xfs as the fs.17:59
AzoffI found a thread on the xfs ML about an race window in the xfs code.18:00
AzoffFrom what I can tell, the Ubuntu Lucid kernel source is based on 2.6.32.11 and I think those xfs fixes were introduced in 2.6.32.1218:01
Azoffatleast there's a hole bunch of xfs commits there.18:02
AzoffNthDegree told me that there were a PPA for the mainline kernel, however he didn't know if any of the >.11 kerneles were stable enought to give a try.18:03
AzoffWhat's you oppinion on this?18:03
AzoffThe only info I could get from the tech on site (server co-located) were this: Kernel Panic - not syncing: xfs_fs_destroy_inode: cannot reclaim 0xdc50efe418:04
tgardnerAzoff, the kernel in -proposed is based on 2.6.32.1418:04
smbAzoff, just today a Lucid update went out which brings in ... as tgardner says18:04
Azoffoki, great!18:04
AzoffSorry, I'm kinda unfamiliar with Ubuntu pakages. How does this -propused package get into main tree?18:05
AzoffOr can I try it without it being in the tree?18:06
smbAzoff, Proposed is just an archive pocket which you have to opt in18:06
Azoffah, I see.18:06
smbPackages go there before they are moved to the place where you will get them normally18:06
Azoffhow long before it will be moved (approx)?18:07
smbAprox -3 hours18:07
smbIOW it has been done18:07
smbYou should see kernel updates when you check now18:08
tgardnerAzoff,  http://launchpad.net/ubuntu/+source/linux tells you the current status18:08
Azoffno, I won't :(18:08
AzoffI guess I have to wait a couple of hours... thanks for your help!18:10
sconklinhttp://news.bbc.co.uk/2/hi/technology/10466317.stm Half a million Vaios 'recalled' for overheating - "But Sony said that this is "not a recall" and that the problem can be rectified with a software patch."18:51
* tgardner lunches19:00
keesogasawara: I just made a small update to my yama pull-request commits, so if you pulled already I can prepare a separate commit. otherwise, pretend nothing happened, and pull normally whenever you're ready.  :)19:22
ogasawarakees: I haven't pulled yet, so I'm good19:22
LLStarksogasawara,  Julian Andres Klode <jak@debian.org>19:53
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* ogasawara lunch20:16
jjohansenlunch20:16
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ogasawarakees: for the yama pull request, should the following also be reverted?22:03
ogasawaracommit 066cf0cf62729b6107d9b6bda195f4346b1607e722:03
ogasawaraAuthor: John Johansen <john.johansen@canonical.com>22:03
ogasawaraDate:   Thu Jun 24 08:12:55 2010 -070022:03
ogasawara    UBUNTU: SAUCE: fs: block hardlinks to non-accessible sources AppArmor portio22:03
ogasawara    22:03
ogasawara    This is the AppArmor portion of22:03
ogasawara    commit 069cb89e17c6dc5b2a1de2469746bc42935850fb22:03
ogasawara    Author: Kees Cook <kees@ubuntu.com>22:03
ogasawara    Date:   Wed May 12 09:03:08 2010 -070022:03
ogasawara    22:03
ogasawara        UBUNTU: SAUCE: fs: block hardlinks to non-accessible sources22:03
ogasawara    22:03
ogasawara    Applied on top of the current upstreaming version of AppArmor22:03
keesogasawara: if you're doing the reverts manually, yes.  if you're just pulling from my repo, no.  (I had to handle the "conflict" of that patch already)22:05
ogasawarakees: ok cool22:05
keesYama and AppArmor should only be running into eachother in security/Kconfig and security/Makefile now, but I dealt with that in the first Yama commit.  everything else should be separate.22:06
keesogasawara: just to make sure we're on the same page, the top of my tree is 9578dd34c5949d41a1237d2ad080bcf438d963e722:11
ogasawarakees: yep, that's what I have22:11
keesokay, rockin'22:11
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keesogasawara: do you want me to re-organize my commit messages to include the cherry pick comments, or have you already pulled?23:17
ogasawarakees: I haven't pulled yet, will probably do it tomorrow23:18
ogasawarakees: I'm too lazy to build across all archs to get the abi's so I'm just gonna wait till I upload within the hour and then grab the abi's in the morning23:20
keesogasawara: okay, so should I re-do all the commit messages to include the cherry pick comment syntax you recommended?23:21
ogasawarakees: that'd probably be best23:22
ogasawarakees: just for tracking purposes23:22
keesogasawara: okay, I'll do that23:26
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keesogasawara: since Yama adds a new CONFIG option, how should I record that in the git tree?23:38
ogasawarakees: usually I just do something like "UBUNTU: [Config] Enable CONFIG_FOO=y" or something similar23:40
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keesogasawara: if this is good, it'll be waiting for you tomorrow too: http://kernel.ubuntu.com/git?p=kees/linux-2.6.git;a=commitdiff;h=12c65e02eed1309d24f6288e6bc7914857942af323:45
ogasawarakees: yep, looks good23:45
LLStarksogasawara, i'm still waiting for juliank to expain the required ndiswrapper dkms package.23:52
LLStarksit doesn't work on the current maverick kernel23:52
ogasawaraLLStarks: ok thanks, keep me posted23:54
ogasawaraLLStarks: it actually might be preferred to go the dkms route rather than us maintaining it in the kernel23:57
ogasawaraLLStarks: we do the same for the broadcom drivers, ie use DKMS23:57
ogasawaraLLStarks: but that's something I can raise on the kernel-team ml23:58
LLStarkswould the module installation loops be a kernel problem or ndiswrapper problem?23:59

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