forwarding to lkml, as no response on netdev list so far.
maybe someone has a clue how to properly fix this timing issue. the remaining
question is about how to correctly replace readl() with inl() to make it
compile cleanly or how eeprom_delay() is being done correctly. inl() seems to
be sl
> Change the default to
>
> default:
> pnpbios_print_status("pnp_dock. etc)
> printk(KERN_ERR "PnPBIOS: Disabling dock monitoring\n");
> complete_and_exit(&unload_sem, 0);
>
> that should produce you one error message, a warning
Hi,
on an ancient GX1 Geode embedded board (Evo T20/Wyse wt3235le Thin Client,
which are cheap (<$10) and low power x86 embeded platform) , dmesg is getting
constantly spammed with "PnPBIOS: pnp_dock_thread: unexpected status 0x5"
during and after boot.
Any ideas what this means and how to s
hi,
does anybody know if there is a linux live-cd which contains recent kernels
from kernel.org and which is updated on a regular basis to incolude most recent
kernel releases?
I mean some live cd which is updated/remastered via an (semi-)automated process
with focus on running the latest lin
Hi,
regarding https://bugs.launchpad.net/ubuntu/+source/syslinux/+bug/930447
Grub2 "accidentally" heals a problem for systems which cannot boot PAE enabled
kernels. This happens because grub2 apparently jumps into the kernel at a
different entry point, so CPUID checking (check for PAE for ex
> How will that work? Fuse makes up a filesystem - not helpful
> if you have a raw disk without a known fs to mount.
take zfs-fuse or ntfs-3g for example.
you have a blockdevice or backing-file containing data structures and fuse
makes those show up as a filesystem.
i think vmware-mount is not d
>In fact, VMware uses local nbd today for its vmware-loop helper
>utility, most likely because of the above-mentioned reasons. (Though
>it quite often hung last time I tried.)
seems this will go away.
recent vmware versions (e.g. server 2.0 beta) have a fuse based replacement for
that.
ldd /usr/
cat /sys/devices/system/clocksource/clocksource0/current_clocksource
acpi_pm
cannot switch to any other clocksource, "echo tsc|jiffies|pit
>current_clocksource" doesn`t have any effect.
current_clocksource stays at acpi_pm
maybe somebody has a clue what to check besides this?
thanks
roland
>
>I have a patch pending for the PIT issue. Will add jiffies to this as
>well.
yes, please.
while trying to analyze a timer issue and learning about that timer stuff, i
"killed" my box twice because i didn`t know that "echo jiffies|pit >
current_clocksource" is a no-no with dynticks.
this happen
Hi !
I`m running 2.6.24 kernel in a recent version of vmware workstation and i`m
unsure if i hit a linux issue or a vmware issue here.
after suspend/resume (hibernate) of my physical system (win xp), the linux
guest seems to have lost itŽs timesource.
don`t know much about timers in linux, so
nice !
did you think about some boot-time param , e.g. "insecure-devmem" or something
like that?
recompiling kernel is time consuming.
From: Arjan van de Ven <[EMAIL PROTECTED]>
Subject: [PATCH] x86: introduce /dev/mem restrictions with a config option
This patch introduces a restrict
looks very similar to
http://marc.info/?l=linux-kernel&m=119759817332220&w=2
http://marc.info/?l=linux-kernel&m=119902059626408&w=2
http://marc.info/?l=linux-kernel&m=119259674826979&w=2
http://lkml.org/lkml/2006/6/14/59
so you should try without CONFIG_MTD_PNC2000
that driver having problems f
oh, nice to see that this is still alive.
i tried this around half a year ago because i needed more than 256 loop devices
and iirc, this was working quite fine.
at least i got no crashes and was able to mount and acess more than 300
iso-images with that.
shortly after, loop device was extended
Hi!
>4) Yesterday, I have done a menuconfig and turned on some drivers (USB HID and
>I2C). \
>This resulted in a kernel size of about 1.4MB.
if you saved your old .config you could add those features one after the other
to see if it`s size related
>5) Booting up this 1.4MB kernel over NFS
this looks very useful!
>Unfortunatly, it's not always easy to see directly
>which module is being loaded/unloaded from the oops itself.
no wonder, as most modules seem to be very quiet on on load/unload.
some days ago i was curious how "consistent" modules would leave messages in
syslog load/u
>I also didn't do a whole lot of digging to see what the problems this
>bug can cause in practice, but after the PIT clocksource was installed,
>I tried 'sleep 1' and this did not wake up.
i`m using clock=pit on many of our virtual servers for accurate time
syncronization. (as recommended by vm
Hi !
while insanely looping trough a driver load/unload, i had taken a look at dmesg
afterwards (i.e. after each modular driver had been loaded/unloaded once)
besides some other things that probably could be point of discussion, i saw
noticeable clutter. (this is an admin`s point of view)
belo
>>>i was wondering how to make kernel messages appear on /dev/ttyS0
>>without a reboot, i.e. kernelparam "console=ttyS0"
>>
>>The solution is simple... the following piece of code is inside
>>opensuse-10.3/src/sysvinit-2.86-115.src.rpm#showconsole-1.08.tar.bz2#showconsole-1.08/blogd.c
>>
>>(voi
> This errno is so out of place.
yes, that was stupid.
anyway:
# strace ./mytiocons
--snipp--
open("/dev/ttyS0", O_RDWR) = 3
ioctl(0, TIOCCONS) = -1 EBUSY (Device or resource busy)
ioctl(3, TIOCCONS) = -1 EBUSY (Device or resource busy)
--sni
fantastic, thanks!
unfortunately..
opensuse103:/home/roland/serialcons # ./mytioccons
ioctl: Device or resource busy
but, it`s not userspace:
opensuse103:/home/roland # lsof |egrep "console|ttyS0"
opensuse103:/home/roland #
in tty_io.c -> ticoccons() there is
if (redirect) {
hi !
i was wondering how to make kernel messages appear on /dev/ttyS0 without a
reboot, i.e. kernelparam "console=ttyS0"
after playing for a while with setconsole, setterm and klogconsole i didn`t
find a way to make that happen.
i can do "setconsole /dev/tty1 /dev/console" and see "test" on tt
> > same with radio-sf16fmr2 and esp
> >
> > after repeatedly modrpobe/modprobe -r radio-sf16fmr2, i can hang my
> > system when loading esp afterwards
> >
> > before loading esp, doing a "cat /proc/ioport" segfaults
> >
> > this is with 2.6.24rc6 and also with 2.6.22
> >
> > i have found th
same with radio-sf16fmr2 and esp
after repeatedly modrpobe/modprobe -r radio-sf16fmr2, i can hang my system
when loading esp afterwards
before loading esp, doing a "cat /proc/ioport" segfaults
this is with 2.6.24rc6 and also with 2.6.22
i have found these issues by running some (probably sic
same/similar behaviour with
l440gx and container
l440gx and acpiphp
after load of l440gx, container and acpiphp modules do also hang my system on
load/unload.
maybe l440gx leaving the system in some weird state after probe ?
> -Ursprüngliche Nachricht-
> Von: <[EMAIL PROTECTED]>
> Ge
there seems some weird interference between l440gx and parport_pc modules
i can reproduceable crash my box by either:
modprobe parport_pc;modprobe l440gx;rmmod parport_pc
or
modprobe l440gx; modprobe parport_pc;rmmod parport_pc
this happens on 2.6.24rc6 and also older kernel (2.6.22)
nothing
when i had that module modular and added to the initrd, udev didn`t work,
though.
same error message:
udevd[1226]: init_udev_socket: error getting socket: Address family not
supported by protocol
not sure if i did a mistake here
anyway, this message is not obvious to the end user.
i like
rmmod capidrv never returns
this is 2.6.24-rc6 with allmodconfig
gcc version 4.2.1 (SUSE Linux)
also see https://bugzilla.novell.com/show_bug.cgi?id=350850
[ 1807.666763] capidrv: Rev 1.1.2.2: loaded
[ 1810.803450] capidrv: Rev 1.1.2.2 : unloaded
[ 1810.808417] BUG: unable to handle kernel NULL
Hi !
i build a kernel with allmodconfig and didn`t get my system to boot with that.
after some investigation i found that it was due to udev:
udevd[1226]: init_udev_socket: error getting socket: Address family not
supported by protocol
this was missing support UNIX DOMAIN SOCKETS at boot time
while doing some systematical driver load/unload testing i have also come
across this one.
searched lkml and found/tried this patch - seems to work fine, at least driver
now behaves as expected:
insmod: error inserting 'pnc2000.ko': -1 No such device or address
if it really _works_ is another s
> Erm... same system here -
>
> $ gzip -cd /proc/config.gz | grep DEBUG_INFO
> # CONFIG_DEBUG_INFO is not set
>
> I think you managed to snafu something during building.
mhh - i have kernel-default-2.6.22.13-0.3 kernel (didn`t touch that since
online update) and this has CONFIG_DEBUG_INFO=y
won
> [Adding jcm to Cc]
>
> On Dec 28 2007 16:08, [EMAIL PROTECTED] wrote:
> >
> >i have the same issue, but with 2.6.24-rc6 on a box with 512MB RAM
> >
> >System is openSUSE 10.3
> >
> >on "make modules_install" , depmod reproduceably dies with out of memory
> >error when it is ~800MB VSZ and ~350M
i have the same issue, but with 2.6.24-rc6 on a box with 512MB RAM
System is openSUSE 10.3
on "make modules_install" , depmod reproduceably dies with out of memory error
when it is ~800MB VSZ and ~350MB RSS
this happens on different hardware.
any clue what`s going wrong?
how much memory should
i did some module tests with 2.6.24-rc kernel (suse) and think i found some
issues with modules.
for some of those i found i`m not yet sure if they are mainline issues, but the
following should exist in mainline too (see below)
i searched this list and also bugzilla and found no reference there
> > not sure if really all of them are the edd problem i have, but i`m quite
> > sure for some of those.
> > can provide more links if somebody likes.
>
> None of them seemed like they were determined as EDD problems -
so - see how difficult it is to determine, what`s the problem is ? ;)
>some
> This is awfully verbose.
yes, this was meant as an example
also mind, that the last printf with "\rOK" is meant to overwrite the hint
message, so nobody should ever notice that message. i`m just unsure if this is
a good approach. i have found two occurences in linux kernel, where drivers do
> It does not look like this issue is common - googling for "Linux EDD Boot
> hang" does not bring up relevant and recent results - in fact this post of
> yours comes on top.
i don`t wonder here - how should one know that it`s an edd problem if all he
sees is a blank screen with a blinking curs
Hello!
i`m sysadmin for quite some time and while being that, i have come across the
one or another system, which refused to boot a linux kernel. typical symptom i
have seen is a blinking cursor in the upper left just after kernel/initrd were
loaded.
i never spent much time on that and either
Hello !
on my old fujitsu-siemens lifebook, booting is at least 20 seconds slower as
before.
on ata_piix init i can see 2 longer delays of ~10 seconds each, which didn`t
happen before.
i`m using SuSE kernel of the day from
http://ftp.suse.com/pub/projects/kernel/kotd/
problem exists with the
Hi Clemens,
>
> Hi, Roland!
>
> Please don't top-post.
sorry!
> > > [was: it would be easy to disable the kernel watchdog]
> > thanks, but i know i could do this.
>
> Good. I was also curious and just checked again. The watchdog subsystem
> is by default _disabled_ in the kernel configurat
Hi Clemens,
thanks, but i know i could do this.
this thread is not meant to protect myself from this curiousity but it is meant
to protect others.
it`s a trap.
i stepped into that.
now i know that trap, so i can easily sidestep.
but most people using linux don`t know about the watchdog, so i
since i have gotten more or less similar answers from here, i have talked to
some more people privately.
the result is interesting:
if the person i talked to was some sysadmin or related to that (i.e. some
person running servers), his opinion was very similar to mine.
if the person was a develop
>There is.. it's called "root privileges".
yes, true.
but - regardless of being a windows app or not - what if you want to take a
look on your system as a whole, especially when using some tool which
graphically shows how and where your diskspace is being used? if i let this
run from ordinary
good evening,
i stumbled over some funny issue when trying windirstat (like KDirStat) with
wine.
after running that tool for a while my system rebooted. i could reproduce this
with every run.
after some deep investigation (i thought i had stability issues with my system
and spent more than a
besides a web-browseable directory structure with all the single broken-out
patches (which are typically part of src.rpm or similar) , i assume it would be
good to put those patched and unpatched kernel sources online via lxr ? (
http://lxr.linux.no/ )
> -Ursprüngliche Nachricht-
> Vo
>I would also like to see something like this
nice to get positive feedback, thanks :)
>as some work I'm doing on
>working some funny networking (unfortunately IT department don't have
>common sense) across multiple distros.
so if _you_ have common sense, it`s up to you alone to make your own lif
Hi !
does somebody know if there is a website or a project for giving comfortable
and deeper insight into what`s specific to distro`s kernels and what`s their
difference to vanilla kernel ?
i mean some way to have some transparancy to what different distro vendors add
to vanilla kernel sources
Hello!
I tried 2.6.24-rc1-git11 with "allmodconfig ARCH=um" today.
this gave at least two errors - i needed to set CONFIG_SMP=n and
CONFIG_UML_NET_VDE=n to make it compile.
not sure if options should be set to "n" automatically or being fixed
differently, but if there is something broken or so
>Having a framework for giving people the choice between different
>solutions usually sounds good in theory, but in practice there's the
>often underestimated high price of people using a different solution
>instead of reporting a problem with one solution or people adding
>features to only one
> GAFL. "Gossip fans" are over there at splashsnot; now bugger off and do not
> crosspost.
that was just meant ironic.
now i feel like a troll.
i`m not a tabloid reporter and also not related to wired.com, i just thought
there is more than one person on this list who is very interested in "what
Hi !
it seems that it hasn`t brought up here yet, so I`d like to let you know that
there is some long Reiser-Story at WIRED MAGAZINE: ISSUE 15.07.
For all you gossip fans ;) or for those who want to have some more "in depth"
information obout the incident or the person Hans Reiser himself - it`
>I'm certainly missing something but what are the advantages of this
>code (over current gzip etc.), and what will be using it?
lzo compresses/decompresses much faster and using less cpu
this is how it compares:
bzip2: best compression, but damn slow performance
gzip: good compression with good
oh - and think of linux software suspend.
take a notebook with 2 GB of ram - that takes a while to write that to disk and
read that back again.
using lzo compression for this may probably halve the time for suspend/resume
using a fast compression scheme
> -Ursprüngliche Nachricht-
> Von:
>Why is this needed? What code plans to use it?
it`s pretty useful because it`s and a damn fast and damn cpu friendly
compression alorithm.
afaik, there is already a least one linux kernel-feature (under development)
which is using lzo compression:
see compressed caching project at http://lin
Hi !
I like lxr pretty much.
i`m not a programmer, but i often need some information on "what`s the driver
version of xyz in latest kernel" or "was this or that feature/patch already
being merged" or "i have this line of code in kernel - how does it look in
recent kernel , did it change " ?
ov
>+ modprobe loop max_loop=128
>loop: the max_loop option is obsolete and will be removed in March 2008
looks like fc6 already contains that "remove artificial software max_loop
limit" patch ?
what about mainline - will it be in 2.6.22, as andrew "estimated" when the
patch showed up?
i`m asking
> It's really an interesting feature, IMHO, maybe the UML would be no
> more needed.
if you speak of debugging , uml seems to have another competitor now.
maybe somebody make some side by side comparison of vmware & uml regarding
kernel debugging. (and also compare that to traditional debuggi
> Well, the point of an upper limit might be to keep loop devices from
> chewing up too much memory on a system. IE: To fail allocating more
> loopdevs before you run OOM and start killing random userspace
> processes.
ok, sounds reasonable.
but - not very sure here, but don`t you need to
>Blame on the dual meaning of max_loop that it uses currently: to
>initialize a set of loop devices and as a side effect, it also sets
>the upper limit. People are complaining about the former constrain,
>isn't it? Does anyone uses the 2nd meaning of upper limit?
>
>- Ken
what sense would it mak
Linux and OpenSource is evolution - go on and create your closed source drivers
and do your own closed-source fork - go on and create your own little homo
neanderthalensis !
___
SMS schreiben mit WEB.DE FreeMail - einfach, schnell und
k
not sure if this is a real issue and if it`s UML or loop related - but how is
low-memory situations being handled when creating loop devices ?
should losetup or dmesg tell "out of memory" if there is not enough memory left
?
i fired up my 2.6.20 UML and tried to create lots of loop-devices.
t
>Remove artificial maximum 256 loop device that can be created due to a
>legacy device number limit. Searching through lkml archive, there are
>several instances where users complained about the artificial limit
>that the loop driver impose. There is no reason to have such limit.
Hey, i was one
Hello !
i`m not very much into UML for the last months, but while playing around with
dm-loop i just got one idea i`d like to share.
Whenever you want to test some new kernel (feature), you may put you main
system at risk, exactly know what you`re doing - or - use UserModeLinux.
The "problem"
wondering that here are 13 postings about loopdevice limitation, but nobody
giving any comment about dm-loop ( http://sources.redhat.com/lvm2/wiki/DMLoop
), which is a solution for this problem ..
tomas, you should spend that money to bryn! ;)
regards
roland
> -Ursprüngliche Nachricht
oh - i forgot sending this to the list, since this was copy&paste via
webmailer.
> -Ursprüngliche Nachricht-
> Von: [EMAIL PROTECTED]
> Gesendet: 22.03.07 14:42:45
> An: [EMAIL PROTECTED]
> CC: [EMAIL PROTECTED]
> Betreff: Re: max_loop limit
> Hi Tomas,
>
> you`re completely right
This one adds some documentation for the new and very useful io-accounting
feature.
It's being added to Documentation/filesystems/proc.txt
Signed-off-by: Roland Kletzing [EMAIL PROTECTED]
diff -uprN linux-2.6.20/Documentation/filesystems/proc.txt.orig
linux-2.6.20/Documentation/filesystems/proc
Hi !
I have tried to compile some docs for the new and very useful io-accounting
feature, mostly by grabbing the existing information from lkml/sources.
Feel free to comment, modify, ignore - whatever.
If you like it, maybe this can be merged into
Documentation/filesystems/proc.txt later !?
First off, compliments to this announcement, I liked it very much!
Some comment regarding those "volunteers, waiting to get some real work" :)
> > OK, but why isn't your army of volunteers fixing them?
> They don't know about them, or they don't have the hardware to test?
> Seriously, let the ke
Hi !
this thread was about maximum number of loopdevices being limited to 256.
actually, there is dm-loop.c under development, a device-mapper target to
replace traditional loopdevice. see discussion on dm-devel mailinglist.
it`s still having issues and thus not being an option for now, but may
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