Re: [Re: Process creating]

2001-06-27 Thread Blesson Paul
Hi Android IPC is my last resort. The reason is that, my present project is to convert a present software to run in beowlf. I am using Mosix which enables me to parralize the software through forking. The present software is highly data oriented and highly complicated. If

Re: [PATCH] User chroot

2001-06-27 Thread Kai Henningsen
[EMAIL PROTECTED] (H. Peter Anvin) wrote on 26.06.01 in [EMAIL PROTECTED]: Albert D. Cahalan wrote: Normal users can use an environment provided for them. While trying to figure out why the heyu program would not work on a Red Hat box, I did just this. As root I set up all the

Re: [PATCH] User chroot

2001-06-27 Thread Kai Henningsen
[EMAIL PROTECTED] (Jorgen Cederlof) wrote on 27.06.01 in 20010627014534.B2654@ondska: If we only allow user chroots for processes that have never been chrooted before, and if the suid/sgid bits won't have any effect under the new root, it should be perfectly safe to allow any user to

Re: [PATCH] User chroot

2001-06-27 Thread Chris Wedgwood
On Tue, Jun 26, 2001 at 09:40:36PM -0400, Alexander Viro wrote: You need /dev/zero to get anywhere near the normal behaviour of the system. Not commenting on the original patch, I think requiring /dev/zero for a 'usable' system should be considered a [g]libc bug. /dev/zero should be present,

Re: Patch(2.4.5): Fix PCMCIA ATA/IDE freeze (w/ PCI add-in cards)

2001-06-27 Thread Andre Hedrick
I can not help if you have a device that not compliant to the rules. ATA-2 is OBSOLETED thus we forced (the NCITS Standards Body) the CFA people to move to ATA-4 or ATA-5. That device is enabling with its ablity to assert its device-host interrupt regardless of the HOST...that is a bad device.

Re: [PATCH] User chroot

2001-06-27 Thread Alexander Viro
On Wed, 27 Jun 2001, Chris Wedgwood wrote: On Tue, Jun 26, 2001 at 09:40:36PM -0400, Alexander Viro wrote: You need /dev/zero to get anywhere near the normal behaviour of the system. Not commenting on the original patch, I think requiring /dev/zero for a 'usable' system should be

Realtek 8139 driver or sucky hardware?

2001-06-27 Thread Silviu Marin-Caea
I have a server that had a Realtek 8139 card that worked nicely under normal circumstances. But I made a mistake in a crontab and I had 60 instances of a backup script starting one per minute, all of them wishing to create the same .tar.gz into a samba mounted share. This crazy situation had

Re: [PATCH] proc_file_read() (Was: Re: proc_file_read() question)

2001-06-27 Thread Martin Wilck
On Tue, 26 Jun 2001, Jonathan Lundell wrote: I use the hack myself, to implement a record-oriented file where the file position is a record number. I could probably live with PAGE_SIZE, but the current hack works fine with start bigger than that, and it's possible that someone counts on it.

Re: Realtek 8139 driver or sucky hardware?

2001-06-27 Thread Matthias Andree
On Wed, 27 Jun 2001, Silviu Marin-Caea wrote: No matter what stupid things I do on it, I shouldn't be able to take the kernel down, right? After I replaced the Realtek with a 3com, I could see all of the 60 instances fighting like worms in shit, but the server survived. Did the card share

Maximum mountpoints + chrooted login

2001-06-27 Thread Magnus Naeslund\(f\)
I was thinking of doing a chrooted login for some ssh accounts. The plan is this: put stuff in /home/u_dev /home/u_etc /home/u_bin Then at login time mount them to /home/user/dev /home/user/etc /home/user/bin as readonly chroot to /home/user ... And then unmount them at logout time. Does

Re: Microsoft and Xenix.

2001-06-27 Thread Geert Uytterhoeven
On Tue, 26 Jun 2001, Michael Meissner wrote: On Tue, Jun 26, 2001 at 11:16:27AM -0400, Rob Landley wrote: The AS400 seems to be based out of Austin. We hear a lot about it around here... Ummm, the AS/400 was based out of Rochester, Minnesota at least initially. It was the follow to

Re: mm and Oops

2001-06-27 Thread Andreas Dilger
Andries writes: After sending util-linux out, I booted a kernel that had kdev_t a pointer type, to see whether that still works. And all (minus md/lvm/nfs that didnt compile)... Yes, LVM totally abuses kdev_t (assumes = dev_t in user space). Changing kdev_t should force this to be cleaned up.

Re: Maximum mountpoints + chrooted login

2001-06-27 Thread Alexander Viro
On Wed, 27 Jun 2001, Magnus Naeslund(f) wrote: I was thinking of doing a chrooted login for some ssh accounts. The plan is this: [snip CLONE_NAMESPACE-by-hands] Does this seem like a bad idea? (then please tell me why :)) Mostly because there's a better way to do that. Yes, such scheme

Re: VM Requirement Document - v0.0

2001-06-27 Thread Martin Knoblauch
* If we're getting low cache hit rates, don't flush processes to swap. * If we're getting good cache hit rates, flush old, idle processes to swap. Rik ... but I fail to see this one. If we get a low cache hit rate, Rik couldn't that just mean we allocated too little memory for the Rik

Re: Realtek 8139 driver or sucky hardware?

2001-06-27 Thread Silviu Marin-Caea
On Wed, 27 Jun 2001 10:05:20 +0200 Matthias Andree [EMAIL PROTECTED] wrote: On Wed, 27 Jun 2001, Silviu Marin-Caea wrote: No matter what stupid things I do on it, I shouldn't be able to take the kernel down, right? After I replaced the Realtek with a 3com, I could see all of the 60

Re: Some experience of linux on a Laptop

2001-06-27 Thread Julien Laganier
John Nilsson wrote: Well I thought that it was time for me to give some feedback to the linux community. So I will tell you guys a little of my experience with linux so far. I have a Toshiba Portégé 3010CT laptop. That is: 266MHz Pentium-MMX 4GB HD with 512kb cache (which linux reduces

Re: A signal fairy tale

2001-06-27 Thread Jamie Lokier
Dan Kegel wrote: That signal is no longer delivered normally or available for pickup with sigwait() et al. Instead, it must be picked up by calling read() on the file descriptor returned by sigwait(); the buffer passed to read() must have a size which is a

Re: EXT2 Filesystem permissions (bug)?

2001-06-27 Thread Luigi Genoni
On Wed, 27 Jun 2001, Kenneth Johansson wrote: Interesting but I wonder how much this helps someone that not already know what it is. Should not the ls manual also contain something that explains the meaning instead of just the mapping from bits to symbol. Do linux even support the sticky

Re: patch: highmem zero-bounce

2001-06-27 Thread Andrea Arcangeli
On Tue, Jun 26, 2001 at 06:22:15PM +0200, Jens Axboe wrote: Hi, I updated the patches to 2.4.6-pre5, and removed the zone-dma32 addition. This means that machines with 4GB of RAM will need to go all good, we can relax the ZONE_NORMAL later, that's a separate problem with skipping the

PROBLEM:Illegal instruction when mount nfs file systems using cyrixIII

2001-06-27 Thread Frank Zhu (Shanghai)
hi: I use a PIII machine as the server and cyrixIII machine as the client.The kernel is 2.4.5.The distribute is red hat 7.1 when i mount the nfs file system at the client it failed.The core file is created.using the gdb it report : Program terminated with signal 4(SIGILL),Illegal instruction #0

RE: When the FUD is all around (sniff).

2001-06-27 Thread lk
Interesting. . . What country is that? What is it about the computer that won't allow it to run things other than Windows - or is the TV just mistaken (I suspect so)? You don't want to know the country. Yeap, you're right. They are all just a bunch of morons. Richard Schilling

Re: VM Requirement Document - v0.0

2001-06-27 Thread Xavier Bestel
On 26 Jun 2001 20:43:33 -0400, Dan Maas wrote: Windows NT/2000 has flags that can be for each CreateFile operation (open in Unix terms), for instance FILE_ATTRIBUTE_TEMPORARY FILE_FLAG_WRITE_THROUGH FILE_FLAG_NO_BUFFERING FILE_FLAG_RANDOM_ACCESS FILE_FLAG_SEQUENTIAL_SCAN

Re: Realtek 8139 driver or sucky hardware?

2001-06-27 Thread Jeff Garzik
Silviu Marin-Caea wrote: I have a server that had a Realtek 8139 card that worked nicely under normal circumstances. [...] This crazy situation had the server freeze solid, with only cold boot as remedy. Driver. Crash fix is in 2.4.6-pre5, and a more complete fix should be out in the next

Re: VM tuning through fault trace gathering [with actual code]

2001-06-27 Thread Marcelo Tosatti
On 26 Jun 2001, John Fremlin wrote: Marcelo Tosatti [EMAIL PROTECTED] writes: Event Time PID Length Description

Re: [PATCH] swapin flush cache bug

2001-06-27 Thread Marcelo Tosatti
Hi, I think Stephen C. Tweedie has some considerations about the cache flushing calls on do_swap_page(). Stephen? On Wed, 27 Jun 2001, NIIBE Yutaka wrote: Hello Marcelo, This is follow-up to the mail in February. You may perhaps forget the context, it's the bug of MM about cache

Re: Realtek 8139 driver or sucky hardware?

2001-06-27 Thread Silviu Marin-Caea
On Wed, 27 Jun 2001 07:34:27 -0400 Jeff Garzik [EMAIL PROTECTED] wrote: Silviu Marin-Caea wrote: I have a server that had a Realtek 8139 card that worked nicely under normal circumstances. [...] This crazy situation had the server freeze solid, with only cold boot as remedy. Driver.

Re: Maximum mountpoints + chrooted login

2001-06-27 Thread Magnus Naeslund\(f\)
From: Alexander Viro [EMAIL PROTECTED] [snip] I didn't go for proper solution in 2.4.0-test*). However, instead of crufting up kinda-sorta namespaces one could use the real thing. Relevant cleanups of superblock handling will go in in 2.5.very_early and the rest of patch (namespace proper)

Re: loop device broken in 2.4.6-pre5

2001-06-27 Thread Jari Ruusu
Anton Altaparmakov wrote: At 18:59 26/06/2001, Jari Ruusu wrote: [EMAIL PROTECTED] wrote: From [EMAIL PROTECTED] Tue Jun 26 10:20:51 2001 This patch fixes the problem. Please consider applying. --- linux-2.4.6-pre5/drivers/block/loop.cSat Jun 23 07:52:39 2001

Re: parport_pc tries to load parport_serial automatically

2001-06-27 Thread Marcelo Tosatti
On Tue, 26 Jun 2001, Tim Waugh wrote: On Tue, Jun 26, 2001 at 10:30:41AM -0300, Marcelo Tosatti wrote: - change parport_pc so that it doesn't request parport_serial at init. In this case, how will parport_serial get loaded at all? Perhaps with some recommended

Linux 2.4.5: networking problems with bintec router

2001-06-27 Thread Andreas S. Kerber
! This problem occurs, nomatter wether ECN is enabled or disabled !: Since upgrading to Linux 2.4.5 (ECN disabled!) I'm unable to connect to any hosts which are located behind a Bintec Brick router (the brick performs port forwarding). When I'm trying to connect from a Linux 2.2 machine, I have

Re: Linux and system area networks

2001-06-27 Thread Pekka Pietikainen
On Tue, Jun 26, 2001 at 07:36:30AM -0500, Jesse Pollard wrote: I think you misunderstood the point. Microsoft is providing this WSD DLL as a standard part of W2K now. This means that hardware vendors just have to write a SAN service provider, and all Winsock-using applications benefit

Re: When the FUD is all around (sniff).

2001-06-27 Thread Marco Colombo
On Tue, 26 Jun 2001, Alan Cox wrote: I suppose they received some pression from M$, but if people read of a FUD from a M$ employed, then they can guess what is going on, if it is a newspaper usually telling facts in a correct way... It is common for newspaper staff to be corrupt, same

Re: mounting a fs in two places at once?

2001-06-27 Thread Chris Wedgwood
On Mon, Jun 25, 2001 at 02:20:16AM -0700, Ben Ford wrote: Feature. It actually makes it quite nice when you want to allow chrooted user(s) access to a common directory, you just mount a partition in all the users home dirs. For security, this can be a bad idea. Potentially, chrooted user

Re: Thrashing WITHOUT swap.

2001-06-27 Thread Ookhoi
Hi Maciej Zenczykowski, This is happening on a freshly installed RH7.1 notebook. Celeron 400 + 64 mb ram, kernel as shipped (2.4.2-2, have not even recompiled it yet). I have a 140 mb swap partition set up but at the time this happened it was OFF. I was (still am) running X + twm + two

Re: [PATCH] User chroot

2001-06-27 Thread Marco Colombo
On 27 Jun 2001, David Wagner wrote: H. Peter Anvin wrote: By author:Jorgen Cederlof [EMAIL PROTECTED] If we only allow user chroots for processes that have never been chrooted before, and if the suid/sgid bits won't have any effect under the new root, it should be perfectly safe to

RE: random failures with megaraid driver on 2.4.4 SMP

2001-06-27 Thread Kelly Martin
FYI, patching megaraid.c to disable 64-bit mode avoids the problem. Apparently, the firmware provided by HP for this card is buggy in 64 bit mode. System has run stably for two weeks after applying the patch. Contact me if you want the patch. Thanks to Martti Hyppänen for the patch. (Posted

Re: [comphist] Re: Microsoft and Xenix.

2001-06-27 Thread Jesse Pollard
Rob Landley [EMAIL PROTECTED]: On Monday 25 June 2001 16:19, [EMAIL PROTECTED] wrote: ... I learnt my computing on a PDP8/E with papertape punch/reader, RALF, Fortran II, then later 2.4Mb removable cartridges (RK05 I think). toggling in the bootstrap improved your concentration. Much

Linux 2.4.5-ac19

2001-06-27 Thread Alan Cox
ftp://ftp.kernel.org/pub/linux/kernel/people/alan/2.4/ Intermediate diffs are available from http://www.bzimage.org 2.4.5-ac19 o Update Gareth Hughes contact info (Gareth Hughes) o Make sure NFS atime is handled by

Re: VM Requirement Document - v0.0

2001-06-27 Thread Marco Colombo
On Tue, 26 Jun 2001, Rik van Riel wrote: On Tue, 26 Jun 2001, John Stoffel wrote: * If we're getting low cache hit rates, don't flush processes to swap. * If we're getting good cache hit rates, flush old, idle processes to swap. Rik ... but I fail to see this one. If we get a

Re: [PATCH] User chroot

2001-06-27 Thread Admin Mailing Lists
On 27 Jun 2001, David Wagner wrote: Why is it useless? It sounds useful to me, on first glance. If I want to run a user-level network daemon I don't trust (for instance, fingerd), isolating it in a chroot area sounds pretty nice: If there is a buffer overrun in the daemon, you can get

Re: [PATCH] User chroot

2001-06-27 Thread Jesse Pollard
[EMAIL PROTECTED] (David Wagner): H. Peter Anvin wrote: By author:Jorgen Cederlof [EMAIL PROTECTED] If we only allow user chroots for processes that have never been chrooted before, and if the suid/sgid bits won't have any effect under the new root, it should be perfectly safe to

printk and sk_buffs

2001-06-27 Thread Jens Hoffrichter
Hi, I do not fully unterstandt the printk code, so perhaps somebody can answer me this (probably stupid ;) ) question: If I do a printk, is there a packet (aka a sk_buff) created? If I turn on debugging in my code, I see a huge pile of sk_buffs which are allocated but which do not get in touch

kernel2.4 is not working

2001-06-27 Thread Blesson Paul
hi all Presnently I am using 2.2.16. Now I downloaded the 2.4.5 kernel source code. Now I compiled it. I didn't changed anything in the menuconfig. Still it not working. Why it it so by Blesson - To unsubscribe from this list: send the line

Re: VM Requirement Document - v0.0

2001-06-27 Thread Pozsar Balazs
Rik ... but I fail to see this one. If we get a low cache hit rate, Rik couldn't that just mean we allocated too little memory for the Rik cache ? Or that we're doing big sequential reads of file(s) which are larger than memory, in which case expanding the cache size buys us nothing, and

Re: kernel2.4 is not working

2001-06-27 Thread Alexander V. Bilichenko
not working? can You post there exactly crash info? Best regards, Alexander mailto:[EMAIL PROTECTED] mailto:[EMAIL PROTECTED] -- Let's start the war, said Meggy

Ramdisk Bug?

2001-06-27 Thread Zeng Yu
Hi all, I think find a ramdisk bug of 2.4.4 kernel -- ramdisk use both buffers and cached mem of the same size, thus double the mem use. mke2fs -m0 /dev/ram1 mount /dev/ram1 /mnt dd if=/dev/zero of=/mnt/data bs=1k count=11 cat /proc/meminfo will see that both buffers and cached mem increase

Re: Maximum mountpoints + chrooted login

2001-06-27 Thread Alexander Viro
On Wed, 27 Jun 2001, Magnus Naeslund(f) wrote: I'll wait for 2.5 then... Where's that namespace patch located? The last one I've put on anonftp was against 2.4.6-pre2 (namespaces-a-S6-pre2, on ftp.math.psu.edu/pub/viro). It still includes tons of fs/super.c cleanups and fixes - they still

Re: Ramdisk Bug?

2001-06-27 Thread Andrea Arcangeli
On Wed, Jun 27, 2001 at 10:18:26PM +0800, Zeng Yu wrote: Hi all, I think find a ramdisk bug of 2.4.4 kernel -- ramdisk use both buffers and cached mem of the same size, thus double the mem use. mke2fs -m0 /dev/ram1 mount /dev/ram1 /mnt dd if=/dev/zero of=/mnt/data bs=1k count=11

RE: random failures with megaraid driver on 2.4.4 SMP

2001-06-27 Thread Atul Mukker.
This issue has been acknowledged on 1M/2M controllers with firmware H.01.07 and H.01.08. Atul Mukker Supervising Software Engineer RAID RD American Megatrends Inc. 6145-F Northbelt Parkway Norcross GA-30071 E-mail: [EMAIL PROTECTED] HTTP: www.ami.com -Original Message- From: Kelly

Re: 2.2.x series and mm

2001-06-27 Thread Andrea Arcangeli
On Wed, Jun 27, 2001 at 10:08:15AM -0500, Adam wrote: hello, I have question. I have box with kernel 2.2.17pre15 upgrade to 2.2.19 or 2.2.20pre Andrea - To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to [EMAIL PROTECTED] More majordomo

Re: printk and sk_buffs

2001-06-27 Thread Andi Kleen
Jens Hoffrichter [EMAIL PROTECTED] writes: I do not fully unterstandt the printk code, so perhaps somebody can answer me this (probably stupid ;) ) question: If I do a printk, is there a packet (aka a sk_buff) created? If I turn on debugging in my code, I see a huge pile of sk_buffs which

Re: [PATCH] User chroot

2001-06-27 Thread Marcus Sundberg
[EMAIL PROTECTED] (H. Peter Anvin) writes: Followup to: 20010627014534.B2654@ondska By author:Jorgen Cederlof [EMAIL PROTECTED] In newsgroup: linux.dev.kernel If we only allow user chroots for processes that have never been chrooted before, and if the suid/sgid bits won't have any

Re: NETDEV WATCHDOG with 2.4.5

2001-06-27 Thread kees
Hi Andrew, But why does it work with 2.2.19?? Kees On Wed, 27 Jun 2001, Andrew Morton wrote: Tim Timmerman wrote: kees == kees [EMAIL PROTECTED] writes: kees Hi, kees I tried 2.4.5 but after a couple of hours I lost all network kees connectivety. The log shows: snip

Re: [PATCH] proc_file_read() (Was: Re: proc_file_read() question)

2001-06-27 Thread Jonathan Lundell
At 10:07 AM +0200 2001-06-27, Martin Wilck wrote: On Tue, 26 Jun 2001, Jonathan Lundell wrote: I use the hack myself, to implement a record-oriented file where the file position is a record number. I could probably live with PAGE_SIZE, but the current hack works fine with start bigger than

Re: Patch(2.4.5): Fix PCMCIA ATA/IDE freeze (w/ PCI add-in cards)

2001-06-27 Thread David Hinds
On Wed, Jun 27, 2001 at 12:29:47AM -0700, Andre Hedrick wrote: I can not help if you have a device that not compliant to the rules. ATA-2 is OBSOLETED thus we forced (the NCITS Standards Body) the CFA people to move to ATA-4 or ATA-5. That device is enabling with its ablity to assert its

Re: VM deadlock

2001-06-27 Thread Xuan Baldauf
Marcelo Tosatti wrote: On Wed, 27 Jun 2001, Xuan Baldauf wrote: Hello, I'm not sure wether this is a reiserfs bug or a kernel bug, so I'm posting to both lists... My linux box suddenly was not availbale using ssh|telnet, but it responded to pings. On console login, I could type

ReiserFS patches vs. 2.4.5-ac series

2001-06-27 Thread Martin Knoblauch
Hi, what is the current relation between the reiserfs patches at namesys.com and the 2.4.5-ac series kernel? Namesys seems to have a small one for the umount problem and two bigger ones (knfsd and knfsd+quota+mount). All apply cleanly to vanilla 2.4.5, but the bigger ones fails against ac18

Re: Patch(2.4.5): Fix PCMCIA ATA/IDE freeze (w/ PCI add-in cards)

2001-06-27 Thread Gunther Mayer
Andre Hedrick wrote: I can not help if you have a device that not compliant to the rules. ATA-2 is OBSOLETED thus we forced (the NCITS Standards Body) the CFA people to move to ATA-4 or ATA-5. See Alan's point about existing hardware. That device is enabling (with its ablity to assert)

Re: multi-path IO in SCSI mid-layer

2001-06-27 Thread Jason McMullan
Patrick Mansfield [EMAIL PROTECTED] wrote: I'm interested in multi-path IO in the linux scsi mid-layer. Are there developers working on changes to the scsi layers/interfaces? I've seen references about such work, but no details. [snip snip] But, a decent multi-path IO implementation

PROBLEM: various oops's in 2.2.19 SMP kernel.

2001-06-27 Thread Michael J Schout
[1.] One line summary of the problem: PROBLEM: various oops's in 2.2.19 SMP kernel. [2.] Full description of the problem/report: The machine runs along fine for a couple of weeks, and will eventually hang with an oops. I have had this happen approximately 5 times to date with different

Re: patch: highmem zero-bounce

2001-06-27 Thread Jens Axboe
On Wed, Jun 27 2001, Andrea Arcangeli wrote: On Tue, Jun 26, 2001 at 06:22:15PM +0200, Jens Axboe wrote: Hi, I updated the patches to 2.4.6-pre5, and removed the zone-dma32 addition. This means that machines with 4GB of RAM will need to go all good, we can relax the ZONE_NORMAL

Re: patch: highmem zero-bounce

2001-06-27 Thread Jens Axboe
On Wed, Jun 27 2001, Jens Axboe wrote: I can see one mm corruption race condition in the patch, you missed nested irq in the for kmap_irq_bh (PIO). You must _always_ __cli/__save_flags before accessing the KMAP_IRQ_BH slot, in case the remapping is required (so _only_ when the page is in

Re: Patch(2.4.5): Fix PCMCIA ATA/IDE freeze (w/ PCI add-in cards)

2001-06-27 Thread Andre Hedrick
It should be all devices that do not claim ATA-4/5 support. I have to go back and look to see what the cut-off was that CFA agreed to move forward off the dead docs. Cheers, Andre Hedrick ASL Kernel Development Linux ATA Development

Re: patch: highmem zero-bounce

2001-06-27 Thread Andrea Arcangeli
On Wed, Jun 27, 2001 at 06:49:08PM +0200, Jens Axboe wrote: On Wed, Jun 27 2001, Jens Axboe wrote: I can see one mm corruption race condition in the patch, you missed nested irq in the for kmap_irq_bh (PIO). You must _always_ __cli/__save_flags before accessing the KMAP_IRQ_BH slot, in

Re: patch: highmem zero-bounce

2001-06-27 Thread Jens Axboe
On Wed, Jun 27 2001, Andrea Arcangeli wrote: On Wed, Jun 27, 2001 at 06:49:08PM +0200, Jens Axboe wrote: On Wed, Jun 27 2001, Jens Axboe wrote: I can see one mm corruption race condition in the patch, you missed nested irq in the for kmap_irq_bh (PIO). You must _always_

How to change DVD-ROM speed?

2001-06-27 Thread Jeffrey W. Baker
I am trying to change the spin rate of my IDE DVD-ROM drive. My system is an Apple PowerBook G4, and I am using kernel 2.4. I want the drive to spin at 1X when I watch movies. Currently, it spins at its highest speed, which is very loud and a large power load. /proc/sys/dev/cdrom/info

2.4.5-ac19 appletalk unresolved symbols

2001-06-27 Thread Ian Wehrman
2.4.5-ac series (i'm not sure exactly when it started) shows unresolved symbols for the appletalk module: ($:~)- modprobe appletalk /lib/modules/2.4.5-ac19/kernel/net/appletalk/appletalk.o: unresolved symbol unregister_snap_client_R9abefc50

(reposting) how to get DMA'able memory within 4GB on 64-bit machine

2001-06-27 Thread MEHTA,HIREN (A-SanJose,ex1)
I posted this sometime back but I guess probably it got lost. Is there a way for a driver to ask kernel to give DMA'able memory within 4GB ? I read about pci_alloc_consistent(). But I could not find out whether that guarantees the DMA'able memory to be within 4GB or not. Is there any other

Re: [PATCH] proc_file_read() (Was: Re: proc_file_read() question)

2001-06-27 Thread Martin Wilck
PAGE_OFFSET definitely works for me, but a quick scan of the headers suggests that non-sun3 m68k builds define PAGE_OFFSET as 0, as does s390. Hum - is there no simple way to determine whether a pointer is a valid pointer to something returned by __get_free_pages ()? You are right, S390 in

Re: How to change DVD-ROM speed?

2001-06-27 Thread Jeffrey W. Baker
On Wed, 27 Jun 2001, Jens Axboe wrote: On Wed, Jun 27 2001, Jeffrey W. Baker wrote: I am trying to change the spin rate of my IDE DVD-ROM drive. My system is an Apple PowerBook G4, and I am using kernel 2.4. I want the drive to spin at 1X when I watch movies. Currently, it spins at

Re: mounting a fs in two places at once?

2001-06-27 Thread Ben Ford
Chris Wedgwood wrote: On Mon, Jun 25, 2001 at 02:20:16AM -0700, Ben Ford wrote: Feature. It actually makes it quite nice when you want to allow chrooted user(s) access to a common directory, you just mount a partition in all the users home dirs. For security, this can be a bad idea. 'tis

Re: Microsoft and Xenix.

2001-06-27 Thread Peter De Schrijver
On Wed, Jun 27, 2001 at 10:09:41AM +0200, Geert Uytterhoeven wrote: On Tue, 26 Jun 2001, Michael Meissner wrote: On Tue, Jun 26, 2001 at 11:16:27AM -0400, Rob Landley wrote: The AS400 seems to be based out of Austin. We hear a lot about it around here... Ummm, the AS/400 was based

Re: How to change DVD-ROM speed?

2001-06-27 Thread Jens Axboe
On Wed, Jun 27 2001, Jeffrey W. Baker wrote: On Wed, Jun 27 2001, Jeffrey W. Baker wrote: I am trying to change the spin rate of my IDE DVD-ROM drive. My system is an Apple PowerBook G4, and I am using kernel 2.4. I want the drive to spin at 1X when I watch movies. Currently, it

Re: A signal fairy tale

2001-06-27 Thread Christopher Smith
--On Wednesday, June 27, 2001 11:51:36 +0530 Balbir Singh [EMAIL PROTECTED] wrote: Shouldn't there be a sigclose() and other operations to make the API Wouldn't the existing close() be good enough for that? orthogonal. sigopen() should be selective about the signals it allows as argument.

Re: [PATCH] User chroot

2001-06-27 Thread H. Peter Anvin
Followup to: 83fdx$[EMAIL PROTECTED] By author:[EMAIL PROTECTED] (Kai Henningsen) In newsgroup: linux.dev.kernel [EMAIL PROTECTED] (Jorgen Cederlof) wrote on 27.06.01 in 20010627014534.B2654@ondska: If we only allow user chroots for processes that have never been chrooted before,

Re: VM Requirement Document - v0.0

2001-06-27 Thread Rik van Riel
On Wed, 27 Jun 2001, Martin Knoblauch wrote: I do not care much whether the cache is using 99% of the systems memory or 50%. As long as there is free memory, using it for cache is great. I care a lot if the cache takes down interactivity, because it pushes out processes that it thinks idle,

Re: A signal fairy tale

2001-06-27 Thread Christopher Smith
--On Wednesday, June 27, 2001 11:18:28 +0200 Jamie Lokier [EMAIL PROTECTED] wrote: Btw, this functionality is already available using sigaction(). Just search for a signal whose handler is SIG_DFL. If you then block that signal before changing, checking the result, and unblocking the

Allocating non-contigious memory

2001-06-27 Thread Olivier Galibert
What is the Right Way[tm] as of 2.4.6 to allocate 16Mb as 4K pages and get the pci bus address for each page? Bonus points is they're virtually contiguous, but that's not necessary. IIRC, the old vmalloc-then-walk-the-pagetables trick is considered out-of-bounds nowadays. OG. - To

Re: PCI Power Management / Interrupt Context

2001-06-27 Thread Linus Torvalds
In article [EMAIL PROTECTED], David T Eger [EMAIL PROTECTED] wrote: So I'm writing some code for a PCI card that is a framebuffer device, and happily filling in the functions for the probe() and remove() functions when I read documentation (Documentation/pci.txt) which mentions that remove()

Re: PCI Power Management / Interrupt Context

2001-06-27 Thread Jeff Garzik
Linus Torvalds wrote: In article [EMAIL PROTECTED], David T Eger [EMAIL PROTECTED] wrote: So I'm writing some code for a PCI card that is a framebuffer device, and happily filling in the functions for the probe() and remove() functions when I read documentation (Documentation/pci.txt)

Re: Allocating non-contigious memory

2001-06-27 Thread Alan Cox
What is the Right Way[tm] as of 2.4.6 to allocate 16Mb as 4K pages and get the pci bus address for each page? Bonus points is they're virtually contiguous, but that's not necessary. IIRC, the old vmalloc-then-walk-the-pagetables trick is considered out-of-bounds nowadays. If you want it

2.4.5 oops in __free_pages from networking soft IRQ / skb_release

2001-06-27 Thread Nicolai 'Prefect' Haehnle
[1.] One line summary of the problem: Oops killing soft interrupt in networking subsystem on plain 2.4.5 kernel. [2.] Full description of the problem/report: I recently updated the system on my router (486 100Mhz, 12MB RAM) to kernel 2.4.5. The router has one ethernet interface and an ISDN

patch(2.4.5): 2nd ed. Fix PCMCIA ATA/IDE + PCI IRQ sharing

2001-06-27 Thread Gunther Mayer
Hi, this includes the last fix + now it is willing to share PCI irqs. Of course you still need CONFIG_IDEPCI_SHARE_IRQ set. Now CF is working very fine, hdparm-4.1 shows 1.27 MB/sec. (Only after treaking the source for small (i.e. 64MB) devices). Regards, Gunther ---

PATCH (2.4.5): /dev/poll support

2001-06-27 Thread Vincent Sweeney
I think pgp-signing just barfed my last email (typical) so I'm retyping / resending this: Hi, this patch adds Solaris 7/8 like /dev/poll support to the kernel. I can claim no real credit for this as basically this is a fixed version of a patch available from

PATCH (2.4.5): /dev/poll support (3rd time lucky)

2001-06-27 Thread Zarjazz
Not my day it seems ! Hopefully I remembered to attach the file this time :) -- Hi, this patch adds Solaris 7/8 like /dev/poll support to the kernel. I can claim no real credit for this as basically this is a fixed version of a patch available from

Re: How to change DVD-ROM speed?

2001-06-27 Thread Jesse Pollard
On Wed, Jun 27 2001, Jeffrey W. Baker wrote: On Wed, Jun 27 2001, Jeffrey W. Baker wrote: I am trying to change the spin rate of my IDE DVD-ROM drive. My system is an Apple PowerBook G4, and I am using kernel 2.4. I want the drive to spin at 1X when I watch movies. Currently,

Re: How to change DVD-ROM speed?

2001-06-27 Thread Jens Axboe
On Wed, Jun 27 2001, Jesse Pollard wrote: Excellent. I'd say use the same ioctl if you can, but default to using SET_STREAMING for DVD drives. As long as it still works for the combo drives - CD/CD-RW/DVD Sony VIAO high end laptops, Toshiba has one, maybe others by now. As long as it has

Re: PROBLEM:Illegal instruction when mount nfs file systems using cyr ixIII

2001-06-27 Thread Mikael Pettersson
On Wed, 27 Jun 2001 17:42:01 +0800, Frank Zhu wrote: I use a PIII machine as the server and cyrixIII machine as the client.The kernel is 2.4.5.The distribute is red hat 7.1 when i mount the nfs file system at the client it failed.The core file is created.using the gdb it report : Program

wake_up vs. wake_up_sync

2001-06-27 Thread Scott Long
I'm having trouble understanding the difference between these. Synchronous apparently causes try_to_wake_up() to NOT call reschedule_idle() but I'm uncertain what reschedule_idle() is doing. I assume it just looks for an idle CPU and makes that CPU reschedule. What is the purpose of

Re: Patch(2.4.5): Fix PCMCIA ATA/IDE freeze (w/ PCI add-in cards)

2001-06-27 Thread Gunther Mayer
Andre Hedrick wrote: PARANIOA. This is not a valid reason. This clearly fixes a bug in linux. Note: the irq disable is local to ide-cs. Are you paranoid enough to believe enabling the irq by writing globally to the control register that existed since ATA will have ill effects? You claim

Re: [PATCH] User chroot

2001-06-27 Thread Albert D. Cahalan
H. Peter Anvin writes: Albert D. Cahalan wrote: Normal users can use an environment provided for them. While trying to figure out why the heyu program would not work on a Red Hat box, I did just this. As root I set up all the device files needed, along Debian libraries and the heyu

Re: BSD sockets with sys_socketcall

2001-06-27 Thread Matti Aarnio
On Wed, Jun 27, 2001 at 12:23:27PM -0700, Prasad Koya wrote: How does socket(), bind() and other BSD socket API calls in user applications are handled by system socketcall(). Does the compiler (say gcc) substitute socket() in user app with socketcall(SYS_SOCKET,..)? You are using libc

Re: [PATCH] User chroot

2001-06-27 Thread H. Peter Anvin
Albert D. Cahalan wrote: BTW, it is way wrong that /dev/zero should be needed at all. Such use is undocumented (man zero, man mmap) anyway, and AFAIK one should use mmap() with MAP_ANON instead. Not that the documentation on MAP_ANON is any good either, but at least the mere existence of

Re: When the FUD is all around (sniff).

2001-06-27 Thread Fabrice Gautier
On Tue, 26 Jun 2001 14:33:03 +0200 Alessandro Suardi [EMAIL PROTECTED] wrote: I have trouble in finding words to describe such blatant ignorance. A Troll ? oh.. geez, this was not something on the internet... -- Fabrice Gautier [EMAIL PROTECTED] - To unsubscribe from this list: send

Re: [PATCH] User chroot

2001-06-27 Thread Albert D. Cahalan
H. Peter Anvin writes: Albert D. Cahalan wrote: BTW, it is way wrong that /dev/zero should be needed at all. Such use is undocumented (man zero, man mmap) anyway, and AFAIK one should use mmap() with MAP_ANON instead. Not that the documentation on MAP_ANON is any good either, but at least

Re: wake_up vs. wake_up_sync

2001-06-27 Thread Manfred Spraul
I'm having trouble understanding the difference between these. Synchronous apparently causes try_to_wake_up() to NOT call reschedule_idle() but I'm uncertain what reschedule_idle() is doing. I assume it just looks for an idle CPU and makes that CPU reschedule. What is the purpose of

sched.h problem in 2.4.x and new gcc compilers

2001-06-27 Thread Gonzalo Aguilar
Hello, there is a little problem with some headers and new glibs and compilers. Kernel fails to compile and worst is the extern declaration in sched.h Don't if this is a gcc or glib problem (surely gcc) but doesn't works... The patch is only redeclaring xtime in extern:

Re: [PATCH] proc_file_read() (Was: Re: proc_file_read() question)

2001-06-27 Thread Roman Zippel
Hi, Martin Wilck wrote: Hum - is there no simple way to determine whether a pointer is a valid pointer to something returned by __get_free_pages ()? You are right, S390 in particular seems to allow arbitrary addresses starting from 0. M68k does so too, although the first page is never used

Re: wake_up vs. wake_up_sync

2001-06-27 Thread Mike Kravetz
On Wed, Jun 27, 2001 at 11:22:19PM +0200, Manfred Spraul wrote: Why would you want to prevent reschedule_idle()? If one process runs, wakes up another process and _knows_ that it's going to sleep immediately after the wake_up it doesn't need the reschedule_idle: the current cpu will be

What is the best way for multiple net_devices

2001-06-27 Thread andrew may
Is there a standard way to make multiple copies of a network device? For things like the bonding/ipip/ip_gre and others they seem to expect insmod -o copy1 module.o insmod -o copy2 module.o It seems to me that this will waste space creating copies of all the static data. Then there are things

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