Jeff Garzik wrote:
> Jeremy Jackson wrote:
> > Yes, I like this. I do this manually, it allows reproducability, and
> > incremental
> > modifications, tracing how that kernel on that problem system was made...
> >
> > I think the ultimate would be to put all o
Alan Cox wrote:
> > a module for 2.4.3 will work for any 2.4.3 kernel that supports modules
> > at all (except for the SMP vs UP issue) so it's not the same thing as
> > trying to figure out which if the 2.4.3 kernels matches what you are
> > running.
>
> Nope. The 2.4 kernel ABI depends upon a m
Hello,
If there's a forum more specifically dedicated to 2.4 networking,
please point me in the right direction, otherwise please consider
the following. (I'm on lkml so you don't need to CC: me)
Is there a way to set the sequence number sent in the SYN
response to an incoming connnection reque
Douglas Gilbert wrote:
> "Alex Q Chen" <[EMAIL PROTECTED]> wrote:
>
> > I am trying to find a way to pin down user space
> > memory from kernel, so that these user space buffer
> > can be used for direct IO transfer or otherwise
> > known as "zero copying IO". Searching through the
> > Internet
[EMAIL PROTECTED] wrote:
> Hello,
>
> I am running RedHat Wolverine (beta) with kernel 2.4.2. I have a SCSI subsystem
>(AHA2740) with a Panasonic LF-D101 DVDRAM on it.
>
> I read that the CDROM driver is built to recognize DVDRAMs and allow writes; well I
>can mount and read the UDF file syste
Giuliano Pochini wrote:
> >> >> That's not the point. The kernel should not allow someone to
> >> >> eject a mounted media.
> >> >
> >> > rpm -e magicdev
> >>
> >> Magicdev is not installed.
> >> Ok, I'm the only one with this problem, I'll manage to find the bug by myself.
> >
> > eject(1) line
Bjorn Wesen wrote:
> A similar phenomenon happens when you simply copy a file - file A is read
> into the cache and file B is written to the cache, until the memory runs
> out. Then both start to flush at the same time, creating a horrible
in this example only file B needs uses IO when being flu
Helge Hafting wrote:
> Jeremy Jackson wrote:
>
> > currently all the kernel's heuristics are feed-back control loops.
> > what you are asking for is a feed-forward system: a way for the application
> > to tell kernel "I'm only reading this once, so after I
Praveen Rajendran wrote:
> hi
>
> I am working on a kernel module which requires the addition of a large
> number of kernel timers to expire statistical values ( including time
> ) maintained in a table.
>
> One alternative would be to use a single timer and traverse the entire
> table and use t
Alan Cox wrote:
> > so what the hell is transmeta doing with mobile linux (midori).
> > is it going to teach multi-user thing to tablet owners?
>
> Thats you problem. Distinguish the OS from the user interface.
>
> > surely mortals expect midori to behave like their pc. lets say
> > on redhat, th
Greetings. This is my first post on linux-kernel, I hope this is
appropriate.
The recent CERT IN-2001-01 's massive repercussions and CA-2001-02's
re-releasing
old material in an attempt to coerce admins to update their OS, has led
me to think about
buffer overrun exploits. I have gained a new
TeknoDragon wrote:
> What is the status of "dloose udp" in 2.4.x? From my reading in a few list
> archives it seems to have been some sort of a hack, yet it is needed for
> games such as Asheron's Call to be played behind a firewall.
I use Starcraft behind a 2.4.0 (RH7) masq firewall using
netfi
Please CC me if sending to xpert list.
This is a big topic. I think I can contribute a whole two cents worth
though...
Interesting to note that NT's windowing system moved from being originally
in userland to inside the kernel between V3.? and 4.0. Remember mom saying
"If your friends all jump
"Eric W. Biederman" wrote:
> Jeremy Jackson <[EMAIL PROTECTED]> writes:
> (about non-executable stack)
>
> There is another much more effective solution in the works. The C
> standard allows bounds checking of arrays. So it is quite possible
> for the
"Gord R. Lamb" wrote:
> Hi everyone,
>
> I'm trying to optimize a box for samba file serving (just contiguous block
> I/O for the moment), and I've now got both CPUs maxxed out with system
> load.
>
> (For background info, the system is a 2x933 Intel, 1gb system memory,
> 133mhz FSB, 1gbit 64bit/
"Eric W. Biederman" wrote:
> Jeremy Jackson <[EMAIL PROTECTED]> writes:
>
> > "Eric W. Biederman" wrote
> No. I'm not talking about stack-guard patches. I'm talking about bounds checking.
Sorry, I was quite incoherent. Many other
[EMAIL PROTECTED] wrote:
>All hits on my firewall from cable modem servers other than my own provider also have
>the 14 group "MAC" address so it l>ooks like this may be a feature of these units.
Some cable providers use Ethernet bridging instead of full ip routing. perhaps this
is what you a
Greetings,
I have been staying up late thinking about this, so I'm writing to clear
my head.
(and get some sleep in the future)
Background:
Under ia32 Pentium and higher, 3 different MMU page sizes are
available in hardware: 4kB, 4MB & 2MB. Under Alpha (21064), sizes
include 8kB, 4MB for code,
Scott Long wrote:
> Does there exist an outline (detailed or not) of the boot process from
> the point of BIOS bootsector load to when the kernel proper begins
> execution? If not would anyone be willing to help me understand
> bootsect.S and setup.S enough so that I might write such an outline?
Jaswinder Singh wrote:
> Dear Sirs,
>
> Thanks for your help,
>
> I see . The biggest negative point of running kernel from ROM is that ROM
> speed is slow :(
Also, the PCI specification forbids executing code from ROMs over the PCI bus.
The system BIOS in a PC is not on the PCI bus, bus, but ev
"Eric W. Biederman" wrote:
> No it forbids executing boot roms that way, by a standard pc bios.
> The system BIOS in a PC is normally on the ISA bus which is reached
> across via the PCI bus with a PCI->ISA bridge.
Son of a gun, I missed that... sure enough my PIIX4 docs beside me here
show a #B
Dieter Nützel wrote:
> * Justification: the formatting available in /proc//maps is less
> * than optimal. It's hard to figure out the size of a mapping from
> * that information (unless you can do 8-digit hex arithmetic in your
> * head) and it's just generally not friendly. Hence this uti
Xavier Bestel wrote:
> Le 20 Feb 2001 02:10:12 +0100, Andreas Bombe a écrit :
> >
> > An array is a word that contains the address of the first element.
>
> No. Exercise 3: compile and run this:
> file a.c:
> char array[] = "I'm really an array";
>
> file b.c:
> extern char* array;
> main() { pri
> In article <01022020011905.18944@gimli>,
> Daniel Phillips <[EMAIL PROTECTED]> wrote:
> >Earlier this month a runaway installation script decided to mail all its
> >problems to root. After a couple of hours the script aborted, having
> >created 65535 entries in Postfix's maildrop directory. R
te.
Perhaps rm -rf . would be faster? Let rm do glob expansion,
without the sort. Care to recreate those 65535 files and try it?
or use ls with the nosort flag pipe through xargs then to rm...
again loose sorting but don't delete directory or subdirs.
>
> Jeremy Jackson wrote:
>
> >
please disregard this message.
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Jeff Garzik wrote:
(about optimizing kernel network code for busmastering NIC's)
> Disclaimer: This is 2.5, repeat, 2.5 material.
Related question: are there any 100Mbit NICs with cpu's onboard?
Something mainstream/affordable?(i.e. not 1G ethernet)
Just recently someone posted asking some tec
Andrew Morton wrote:
(kernel profile of TCP tx/rx)So, naively, the most which can be saved here by
optimising
> the skb and memory usage is 5% of networking load. (1% of
> system load @100 mbps)
>
For a local tx/rx. (open question) What happens with
a router box with netfilter and queueing? P
Thomas Hood wrote:
> On my ThinkPad 600, The ThinkPad PnP BIOS configures
> all PnP devices at boot time.
>
> If I load the isa-pnp.o driver it never detects any ISA PnP
> devices: it says "isapnp: No Plug & Play device found". This
> is unfortunate, because it means that device drivers can't
>
Derrik Pates wrote:
> Subject says about all there is to say. I have figured out that IDE drives
> are enumerated as part of the boot-time partition check in
> fs/partitions/check.c, but if I don't have something loaded at boot time
> (IDE SuperDisk in PC at home, IDE Zip 100 in G3 tower at work)
Brian Grossman wrote:
> I'm seeing stalls sending packets to some clients. I see this problem
> under 2.4 (2.4.1 and 2.4.1ac17) but not under 2.2.17.
compiled in ECN support? SYNcookies? try disabling through /proc
tcp or udp? if udp check /proc/net/ipv4/ip_udpdloose or such
>
>
> My theory i
Ivan Passos wrote:
> Hello,
>
> A customer has just brought to my attention that when you try to use the
> TIOCMIWAIT ioctl with our boards and CLOCAL is enabled, you can't check
> changes in the DCD signal. He also mentioned that that is possible with
> the regular serial ports.
>
> As I underst
Carlos Fernandez Sanz wrote:
> I have just purchased a new HD and I'm getting problems creating a
> filesystem for it. I've done some research and some people claim the problem
> might be kernel related so I'm asking here just in case.
>
> The HD is a Maxtor 80 Gb, plugged to the Promise controll
"David S. Miller" wrote:
> Andi Kleen writes:
> > Or did I misunderstand you?
>
> What is wrong with making methods, keyed off of the ethernet protocol
> ID, that can do the "I know where/how-long headers are" stuff for that
> protocol? Only cards with the problem call into this function vector
"Collins, Tom" wrote:
> Hi...
>
> This is my first post, so if this is off topic for this list, please
direct
> me
> to another one that is more appropriate. Thanks
>
> That said, I am wanting to dynamically modify the kernel in specific
places
> to
> implement a custom kernel trace mechanism.
[EMAIL PROTECTED] wrote:
> (I am not subscribed to this list, if it is in fact a list. Please CC
any
> replies to me directly - Thanks)
>
> I am attempting to install the new beta release of Red Hat (fisher) on
my
> home computer. It has an Asus A7V motherboard and a Promise Ultra100
IDE
> contr
David Balazic wrote:
Per Erik Stendahl wrote :
> What I do know now is how to make the kernel not lock the CD in the
> first place. Simply ioctl(/dev/cdrom, CDROM_CLEAR_OPTIONS, CDO_LOCK)
> from /linuxrc in the initrd. This way I can remove the CD anytime
> I please which is enough f
Eduard Hasenleithner wrote:
> Sorry, if this issue was already discussed in lkml. I didn't find
> a reference to this at www.geocrawler.com
>
> My Problem:
> I want to set the unmaskirq and dma -flag for my ide cd-recorder.
> The Problem is, that devfs creates no ide device, but only
> the /dev/
Per Erik Stendahl wrote:
>
> Nah, that looks too easy! ;-)
>
> > This might save everyone some pain:
> > from hdparm(8) man page (mine has some format
> > bugs, but you get the picture)
> >
> Is it true that the root fs is left mounted read-only? What is the
> rationale behind this? It seems to
Rogerio Brito wrote:
> On Feb 26 2001, Jeremy Jackson wrote:
> > Carlos Fernandez Sanz wrote:
> > > The IDE controller is
> > > Bus 0, device 17, function 0:
> > > Unknown mass storage controller: Promise Technology Unknown device (rev
> > >
Rob wrote:
> Hi, I'd like to thank everyone that helped me with the compiler problem.
> I've updated everthing in Documentation/Changes I have a brand spankers
> new gcc, ppp, etc. The problem I'm running into now is when I try to
> connect to the internet, it says that I don't have a kernel tha
Wakko Warner wrote:
> > PS: Is there still a possibility for setting the IDE-sleep timeout
> > for a ide-scsi harddisk? (I know, this doesnt make sense)
Yeah, why would you ? ide-scsi is mainly to support cd-rw
drives, AFAIK
>
>
> I didn't know you could use ide-scsi emulation for hard
Favre Gregoire wrote:
> Hello,
>
> as I boot some times under windows, i have to change my IRQ for my PCI
> devices to (all) 9... and all the times I tried to boot that way under linux,
> it doesn't boot...
>
> So I haven't tested it that way for ages... and now with 2.4.2-ac7 i booted
> without
Jeremy wrote:
This is going to get confusing!
> Hello all,
> HELP, I have a new server that I am trying to put
> Redhat 7.0 on. It is a Compaq Proliant ML530 Dual PIII
> 1Ghz with a Gig of RAM. It has a Compaq smart array
> 5300 in it also. It boots just fine with the default
> Redhat 7 kernel
Manfred Spraul wrote:
> Neelam Saboo wrote:
> >
> > hi,
> >
> > After I installed a newer version of Kernel (2.4.2) and enable DMA option in
Ah hah! There's a huge difference in performance (in my experience) with
DMA. also, using hdparm utility, *most* drives work fine with dma,
irq unmasking
Mike Fedyk wrote:
> [EMAIL PROTECTED] wrote:
> >
> > On Fri, 2 Mar 2001, Mike Fedyk wrote:
> >
> > > I have two dsl links, each with one ip, and a single gateway is assigned the ip
> > > for each.
> > >
> > > ____
> > > | ADSL | | SDSL |
> > > |__| |__|
> > >\ /
>
Jon Masters wrote:
> Hello,
> I have a brain-dead application here which relies on broadcast
> traffic for client/server discovery and I have a question with regard
> to forwarding broadcast traffic.
try bridging instead if ip forwarding. use netfilter too if you want
>
>
> A small par
Jon Masters wrote:
> Jeremy Jackson wrote:
>
> > try bridging instead if ip forwarding. use netfilter too if you want
>
> I mentioned bridging before - I don't want some kind of transparent
> bridge, really so what I would need is for the router to be contactable
>
" Frédéric L. W. Meunier" wrote:
> Correction. I can umount the partitions, but I get the
> following message:
>
> "can't link lock file /etc/mtab~: No such file or
> directory (use -n flag to override)"
>
> And /etc/mtab isn't updated.
Is your root filesystem mounted read-only at any point?
(ch
Erwin Six wrote:
> Hello,
>
> I'm a senior Student in electronic Engineering. A lot of my work takes
> place inside the network-part of the kernel, but now I'm confronted with
> time. I designed a hardware-board whitch trys to synchronize
I would study the xntpd daemon furthur before trying to r
Opportunity Knocks wrote:
> Dear Friend & Future Millionaire:
>
> AS SEEN ON NATIONAL TV :
> ''Making over half million dollars every 4 to 5 months from your home for
> an investment of only $25 U.S. Dollars expense one time''
>
> THANK'S TO THE COMPUTER AGE AND THE INTERNET !
WOW, I can't belie
Padraig Brady wrote:
> Hmm.. useful until you actually want to modify a linked file,
> but then your modifying the file in all "merged" trees.
> Wouldn't it be cool to have an extended attribute
> for files called "Copy on Write", so then you could
> hardlink all duplicate files together, but whe
[EMAIL PROTECTED] wrote:
> Is there a How-To for getting the Linux v2.4.x PPPoE support to work?
> I've searched for info but have mostly found sketchy references on getting
> PPPoE to work with the v2.2 kernel.
>
I have been using PPPoE in the 2.4.0 kernel for about 2 months now. It's
very nic
[EMAIL PROTECTED] wrote:
> Hi all,
>I am trying to install Linux (redhat-7) on a ps/2 server-9595
> machine (mca ). I am booting from a floppy disk and using a custom build
> 2.4.1 kernel image since there are problems booting the machine using the
> installation image on redhat CD
Stephane GARIN wrote:
> Hi,
>
> I tried with init=/bin/sh but no success. I download a 2.2.18 Kernel and I
> use patch 2.2.19pre16 but no success too... I don't know why there is this
> error with this 2.2.19 kernel but not with my 2.2.18 kernel. I'm ready to
> send all technical information abou
Peter Samuelson wrote:
> [Jeremy Jackson]
> > try command 'man mkinitrd' under redhat for hints about initial
> > ramdisk.
>
> I have been puzzled about this for quite some time. Why exactly does
> everyone always recommend using 'mkinitrd' on Red Ha
Mike Fedyk wrote:
> > [snip]
> >
> > /sbin/ip addr add 10.2.0.0/24 dev eth0
> >
> > Tada
> How would you deal with the other computer responding to the host "port not
> reachable"?
What the hell kind of monster are you making? There's got to be another way.
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Pozsar Balazs wrote:
> Is it possible to hot-swap ide drives and re-detect them?
> Does 'normal' Pc-hardware allow it?
read a recent man page for hdparm and you will see kernel
allows remove/add ide interface. scripts with correct
parameter usage are in contrib directory of hdparm source.
IDE m
Martin Hicks wrote:
> Hello,
>
> I'm using PPPoE with an i586 machine running 2.4.2.
are you using the kernel pppoe or the user-space one (rp-pppoe, etc)?
did it work on other kernels?
>
>
> The machine connects fine and allows network traffic to pass
> through the link.
>
> However, certain we
Matthew Callaway wrote:
> Greetings,
>
> This is a reproducible oops, and my guess is that it's related to
> the tulip driver included in the 2.2.18 source tree. We're using
> a D-Link 4 port NIC, and it appears that it doesn't work well with
> IPV6 interfaces.
I have had problems with this NIC
Tim Moore wrote:
> [EMAIL PROTECTED] wrote:
> > I have an IBM DTLA 307030 (ATA 100 / UDMA 5) on an 815e board (Asus CUSL2), which
>has a PIIX4 controller.
> > ...
> > My problem is that (according to hdparm -t), I never get a better transfer rate
>than approximately 15.8 Mb/sec. I achieve this
Tim Moore wrote:
> [EMAIL PROTECTED] wrote:
> > I have an IBM DTLA 307030 (ATA 100 / UDMA 5) on an 815e board (Asus CUSL2), which
>has a PIIX4 controller.
> > ...
> > My problem is that (according to hdparm -t), I never get a better transfer rate
>than approximately 15.8 Mb/sec. I achieve this
Brian Gerst wrote:
> "Richard B. Johnson" wrote:
> >
> > On Mon, 19 Mar 2001, Otto Wyss wrote:
> >
> > > Lately I had an USB failure, leaving me without any access to my system
> > > since I only use an USB-keyboard/-mouse. All I could do in that
> > > situation was switching power off and on aft
"Richard B. Johnson" wrote:
> On Mon, 19 Mar 2001, Brian Gerst wrote:
> [SNIPPED...]
>
> >
> > At the very least the disk should be consistent with memory. If the
> > dirty pages aren't written back to the disk (but not necessarily removed
> > from memory) after a reasonable idle period, then th
Jules Bean wrote:
> Hi,
>
> I have an intermittent problem with my IDE setup:
>
> pear# dmesg | grep -i ide
> Uniform Multi-Platform E-IDE driver Revision: 6.31
> ide: Assuming 33MHz system bus speed for PIO modes; override with
> idebus=xx
> ALI15X3: IDE controller on PCI bus 00 dev 78
> ide
Holger Lubitz wrote:
> [EMAIL PROTECTED] wrote:
> >
> > On Mon, 19 Mar 2001 12:17:38 -0800
> > Tim Moore <[EMAIL PROTECTED]> wrote:
> >
> > > Apologies for the too brief answer. Sustained real world transfer rates
> > > for the PIIX4 under ideal
> > > setup conditions and a quiet bus are 14-18MB
Dax Kelson wrote:
> Gerhard Mack said once upon a time (Fri, 23 Mar 2001):
>
> > On Fri, 23 Mar 2001, Bob Lorenzini wrote:
> >
> > > I'm annoyed when persons post virus alerts to unrelated lists but this
> > > is a serious threat. If your offended flame away.
> >
> > This should be a wake up call
Ian Soboroff wrote:
> [sorry this doesn't have proper References: headers, i read the list
> off the hypermail archive.]
>
> there was some discussion of whether the kernel should emit a
> /proc/config or some such for purposes of bug reporting, but that
> seems to be a lot of bloat.
>
> instead,
I think all of this has been done... you should check out
the Linux Trace Toolkit.
george anzinger wrote:
> This is an attempt to look in the wheel locker.
>
> I need a simple event sub system for use in the kernel. I envision at
> least two types of events: the history event and the timing eve
Malcolm Beattie wrote:
> I'm designing a block device driver for a high performance disk
> subsystem with unusual characteristics. To what extent is the
> limited number of "struct request"s (128 by default) necessary for
> back-pressure? With this I/O subsystem it would be possible for the
> str
daniel sheltraw wrote:
> Hello kernel listees
>
> I have a busmaster question I am hoping you can help me with.
> If a PCI device is acting as a busmaster and the processor initiates a
> read/write to another device on the PCI bus while the busmater-device is in
> control of the bus what happens
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