Re: [ext3][kernels >= 2.6.20.7 at least] KDE going comatose when FS is under heavy write load (massive starvation)

2007-04-28 Thread Lee Revell
On 4/28/07, Mikulas Patocka <[EMAIL PROTECTED]> wrote: I most wonder, why vim fsyncs its swapfile regularly (blocking typing during that) and doesn't fsync the resulting file on :w :-/ Never seen this. Why would fsync block typing unless vim was doing disk IO for every keystroke? Lee - To un

Re: 3c905B - Transmit error, Tx status register 82

2007-03-01 Thread Lee Revell
On 3/1/07, WHITE, JOE (ASI-AIT) <[EMAIL PROTECTED]> wrote: Mar 1 09:44:04 thor kernel: Probably a duplex mismatch. See Documentation/networking/vortex.txt Um... did you check Documentation/networking/vortex.txt? 261 Transmit error, Tx status register 82 262 --

Re: 3c905B - Transmit error, Tx status register 82

2007-03-01 Thread Lee Revell
On 3/1/07, WHITE, JOE (ASI-AIT) <[EMAIL PROTECTED]> wrote: Lee, Thanks for the reply. We have tried moving my network connection to a new switch, replaced the cables, but still getting that error. What do I do with that command options 3c59x full_duplex=1, where do I put it? Bare with me as I

Re: userspace pagecache management tool

2007-03-03 Thread Lee Revell
On 3/3/07, Andrew Morton <[EMAIL PROTECTED]> wrote: The tool uses an LD_PRELOAD hack to intercept glibc's read(), pread(), write(), pwrite(), close() and dup2() functions. pagecache control is done via posix_fadvise() and sync_file_range(). How could this have any effect on the updatedb probl

Re: Question: work_queue or kthreads

2007-03-03 Thread Lee Revell
On 3/3/07, Mockern <[EMAIL PROTECTED]> wrote: hi, I need to use something like the work_queue to separate my ISR and long time sending data function in my driver. I noticed, that after using work_queue my driver became slow than it was before. Should I use kthreads to make it faster or someth

Re: userspace pagecache management tool

2007-03-03 Thread Lee Revell
On 3/3/07, Andrew Morton <[EMAIL PROTECTED]> wrote: But yes, updatedb's pagecache usage will be mainly metadata, and this tool doesn't address metadata pagecache, although it could do so. With no kernel changes? How? I can't find an equivalent API to posix_fadvise() for metadata. Lee - To u

Re: [IPW3945] Can't load microcode

2007-03-04 Thread Lee Revell
On 3/4/07, Patrick Ale <[EMAIL PROTECTED]> wrote: ieee80211_crypt: registered algorithm 'NULL' ieee80211: 802.11 data/management/control stack, git-1.1.13 ieee80211: Copyright (C) 2004-2005 Intel Corporation <[EMAIL PROTECTED]> ipw3945: Intel(R) PRO/Wireless 3945 Network Connection driver for Lin

Re: [ANNOUNCE] RSDL completely fair starvation free interactive cpu scheduler

2007-03-05 Thread Lee Revell
On 3/5/07, Gene Heskett <[EMAIL PROTECTED]> wrote: On Monday 05 March 2007, Nicolas Mailhot wrote: >This looks like -mm stuff if you want it in 2.6.22 This needs to get to 2.6.21, it really is that big an improvement. You can probably speed things up by regression testing against a wide range

Re: [RFC] BadRAM still not ready for inclusion ? (was: Re: Free Linux Driver Development!)

2007-03-06 Thread Lee Revell
On 3/4/07, [EMAIL PROTECTED] <[EMAIL PROTECTED]> wrote: It seems, that BadRAM is not being maintained very actively and the original author doesn`t seem to have the time pushing it into mainline, but i know it's actively being used by more then just a handful of people. Unfortunately there is n

Re: CONFIG_SYSFS_DEPRECATED and similar issues

2007-03-06 Thread Lee Revell
On 3/6/07, Bill Davidsen <[EMAIL PROTECTED]> wrote: The other issue is to avoid "trap door" changes, which occur when a kernel change requires new user tools, and the user tools will not run with older kernels. CONFIG_SYSFS_DEPRECATED is on by default. So this upgrading the kernel does not req

Re: Problem: how to make kernel thread more faster?

2007-03-06 Thread Lee Revell
On 3/6/07, Mockern <[EMAIL PROTECTED]> wrote: hi, Is there a way how to make kernel thread more faster? I put some of my code to the kthread, but I noticed that kthread sends data more slow than original driver without kthread. Please post a link to your driver source code. Lee - To unsubsc

Re: pxa.c cat problem

2007-03-07 Thread Lee Revell
On 3/7/07, Mockern <[EMAIL PROTECTED]> wrote: Hi, I have two PXA Linux boards, I connected them and tried cat myfile > /dev/ttyS0 on one board and cat < /dev/ttyS0 on another. But I can't see nothing. What is wrong with my pxa.c driver? Impossible to tell without seeing the driver source wh

Re: [2.6.22 patch] the scheduled removal of OBSOLETE_OSS options

2007-03-07 Thread Lee Revell
On 3/7/07, Willy Tarreau <[EMAIL PROTECTED]> wrote: Real problem is that we can expect several "sound does not work anymore" because people doing "make oldconfig" will get no warning at all about the removed options. Remember people complaining about keyboard not working ? Perhaps the real proble

Re: Sleeping thread not receive signal until it wakes up

2007-03-07 Thread Lee Revell
On 3/7/07, linux-os (Dick Johnson) <[EMAIL PROTECTED]> wrote: Interruptible_sleep_on is interruptible, but for your task to actually be awakened and your alarm handler to get some CPU, it needs to be scheduled. If the BKL (big kernel lock) is held, it won't be scheduled until it is released. Yo

Re: 2.6.20.3-rt8 - DMA suffers excessive delay periodically

2007-03-27 Thread Lee Revell
On 3/27/07, John <[EMAIL PROTECTED]> wrote: I'm runnning 2.6.20.3 patched with -rt8 (and glibc 2.3.6). http://people.redhat.com/mingo/realtime-preempt/older/patch-2.6.20-rt8 I've written a program to highlight a phenomenon I don't understand. This system includes a PCI board that provides data

Re: oracle sqlplus loop on 2.6.20

2007-03-28 Thread Lee Revell
On 3/28/07, Marco Berizzi <[EMAIL PROTECTED]> wrote: Hello everybody. I'm running oracle 10.2.0.1 on Slackware Linux 10.2 After 50 days uptime, sqlplus was looping forever. I have killed all oracle processes and cleared all semaphore and shared memory segment with ipcrm. I have also unmounted & r

Re: 2.6.20.3-rt8 - DMA suffers excessive delay periodically

2007-03-28 Thread Lee Revell
On 3/28/07, John <[EMAIL PROTECTED]> wrote: Would someone know how to disable SMM in this BIOS? There's no generic way. Try disabling USB keyboard emulation and any unused peripherals. Also google "RTAI disable SMM". > Is this a laptop? They are plagued with SMM problems... No it is an "

Re: fs/block_dev.c:953: warning: 'found' might be used uninitialized in this function

2007-03-28 Thread Lee Revell
On 3/28/07, Toralf Förster <[EMAIL PROTECTED]> wrote: I compiled current git source 2.6.21-rc5-g28defbe and got this warning: ... fs/block_dev.c: In function `bd_claim_by_kobject': fs/block_dev.c:953: warning: 'found' might be used uninitialized in this function ... Most of these warnings are

Re: 2.6.20.3-rt8 - DMA suffers excessive delay periodically

2007-03-29 Thread Lee Revell
On 3/29/07, Kevin Perros <[EMAIL PROTECTED]> wrote: > No it is an "indutrial" motherboard. > Although I don't know what makes it "industrial". > > Regards. > > Is this related to SMM? > > As far as I can tell, the BIOS is Phoenix AwardBIOS v6.00PG. > > Would someone know how to disable SMM in thi

Re: [patch] queued spinlocks (i386)

2007-03-29 Thread Lee Revell
On 3/29/07, Davide Libenzi wrote: On Thu, 29 Mar 2007, Oleg Nesterov wrote: > On 03/28, Nick Piggin wrote: > > > > Well with my queued spinlocks, all that lockbreak stuff can just come out > > of the spin_lock, break_lock out of the spinlock structure, and > > need_lockbreak just becomes (lock-

Re: strange high system cpu usage.

2007-03-29 Thread Lee Revell
On 3/29/07, Elliott Johnson <[EMAIL PROTECTED]> wrote: Hello, I've been upgrading a few machines here at work and noticed some problems with high system cpu usage on one machine. In trying to debug the problem I've come across a few confusing stats that I was hoping could be cleared up by som

Re: 2.6.21-rc4-mm1 and rc5-mm2 - problem with cpuidle routine

2007-03-29 Thread Lee Revell
On 3/29/07, Ed Sweetman <[EMAIL PROTECTED]> wrote: NVRM: loading NVIDIA UNIX x86_64 Kernel Module 1.0-9746 Fri Dec 15 10:19:35 PST 2006 PCI: Setting latency timer of device :01:00.0 to 64 NVRM: loading NVIDIA UNIX x86_64 Kernel Module 1.0-9746 Fri Dec 15 10:19:35 PST 2006 **WARNING** I2

Re: strange high system cpu usage.

2007-03-29 Thread Lee Revell
On 3/29/07, Elliott Johnson <[EMAIL PROTECTED]> wrote: >What problem are you trying to solve? IOW, how do you know it's not >just an artifact of diferent load average calculation between 2.4 and >2.6? > >Are you actually seeing reduced throughput/performance? Or are you >just looking at load av

Re: [patch] queued spinlocks (i386)

2007-03-29 Thread Lee Revell
On 3/29/07, Nick Piggin <[EMAIL PROTECTED]> wrote: On Thu, Mar 29, 2007 at 10:06:41PM -0400, Lee Revell wrote: > Until someone fixes all the places in the kernel where scheduling can > be held off for tens of milliseconds, CONFIG_PREEMPT will be an > absolute requirement for ma

Re: [Quick question] serial core issue

2007-03-29 Thread Lee Revell
On 3/29/07, Aubrey Li <[EMAIL PROTECTED]> wrote: When register serial driver as a console, the driver function my_remove() my_shutdown() seems be never called. So the driver can't reclaim resource when the command "reboot" is issued. Is it intended? Please post your code for review and some

Re: Student Project Ideas

2007-03-29 Thread Lee Revell
On 3/29/07, Russ Meyerriecks <[EMAIL PROTECTED]> wrote: Hi all, I've been hacking on the Linux kernel all semester for my OS: Internals class. We are given full autonomy in picking our final programming project and I would love for mine to be /useful/ for the Linux kernel and not just a theoret

Re: 2.6.20.4: NETDEV WATCHDOG and lockups

2007-04-03 Thread Lee Revell
On 4/3/07, Christian Kujau <[EMAIL PROTECTED]> wrote: On Tue, 3 Apr 2007, Robert Hancock wrote: > Although it's not as bad with servers, many machines are designed to run only > Windows (which normally always uses ACPI) and simply aren't tested well or at > all with ACPI disabled so you can run i

Re: High Resolution Timer DOS

2007-04-28 Thread Lee Revell
On 4/28/07, Thomas Gleixner <[EMAIL PROTECTED]> wrote: Well, it is not really a DoS. The rescheduling of the process is limited by the scheduler and the available CPU time (depending on the number of runnable tasks in the system). Shouldn't an unprivileged process be rate limited somehow to av

Re: 24 lost ticks with 2.6.20.10 kernel

2007-05-01 Thread Lee Revell
On 5/1/07, Kok, Auke <[EMAIL PROTECTED]> wrote: Michel Lespinasse wrote: > (I've added the E1000 maintainers to the thread as I found the issue > seems to go away after I compile out that driver. For reference, I was > trying to figure out why I lose exactly 24 ticks about every two > seconds, as

Re: [PATCH/RFC] doc: about email clients for Linux kernel patches

2007-09-11 Thread Lee Revell
On 9/11/07, Peter Zijlstra <[EMAIL PROTECTED]> wrote: > On Tue, 2007-09-11 at 10:16 -0700, Randy Dunlap wrote: > > > +~~ > > +Evolutions (GUI) > > I take it you mean: Evolution > > > +Some people seem to use this successfully for patches. > > + > > +W

Re: getting FUSD compiled with current kernels

2007-09-29 Thread Lee Revell
On 9/29/07, Florian Schmidt <[EMAIL PROTECTED]> wrote: > My goal is to hack up oss2jack [3] to use ALSA pcm devices.. And a later goal > is to create a virtual ALSA soundcard [which would multiplex access to a real > non hw-mixing capable soundcard] to finally end the dmix software mixing woes > li

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