On Tue, 17 Oct 2000, Malcolm Beattie wrote:
> Larry McVoy writes:
> > On Tue, Oct 17, 2000 at 09:21:00AM -0700, Andre Hedrick wrote:
> > > Expand 'traces' ... O-SCOPE analyizer?
> >
> > Insert a ring buffer into the disk sort entry point. Add a userland process
> > which reads this ring buffer
Larry McVoy writes:
> On Tue, Oct 17, 2000 at 09:21:00AM -0700, Andre Hedrick wrote:
> > Expand 'traces' ... O-SCOPE analyizer?
>
> Insert a ring buffer into the disk sort entry point. Add a userland process
> which reads this ring buffer and gets the actual requests in the actual order
> they a
On Tue, Oct 17, 2000 at 05:26:23AM -0400, Jeff Garzik wrote:
> Well, the -spin lock- exists for serialization. My question is Why
> does pc_keyb irq handler disable local irqs for this case? What is the
> race/deadlock that exists with spin_lock in the irq handler, but does
> not exist with
Greetings,
I have compiled a 2.4.0 kernel for the first time, specifically
2.4.0-test9. Looking through the output for errors, I found "config.c:311:
#error "HiSax: No cards configured". Checking further, it appears that
isdn is being compiled, even though CONFIG_ISDN isn't set. See below f
On Tue, 17 Oct 2000, Larry McVoy wrote:
> If you do all this, write a paper, Usenix loves this junk.
Sorry dyslexic.
> > How can LMbench access things that I can but a FS can not?
>
> raw disks? block disks? both work.
Sorry, what I forgot to tell you is that I am doing direct acces
On Tue, Oct 17, 2000 at 09:21:00AM -0700, Andre Hedrick wrote:
> On Tue, 17 Oct 2000, Larry McVoy wrote:
>
> > On Tue, Oct 17, 2000 at 11:23:30AM +0200, Vojtech Pavlik wrote:
> > > Well, I know quite well what this can bring us - with precise profiling
> > > we could see the exact geometry of the
On Tue, Oct 17, 2000 at 05:43:34PM +0200, Jes Sorensen wrote:
> Which shouldn't matter as the irq source should be disabled. In fact I
> thought we were guaranteed not to be re-interrupted in a handler
> unless one explicitly does __sti(), has this changed?
A single irq handler won't be re-interr
This is the error message (yes, I am cross compiling):
sparc-linux-ld -m elf32_sparc -T arch/sparc/vmlinux.lds arch/sparc/kernel/head.o
arch/sparc/kernel/init_task.o init/main.o init/version.o \
--start-group \
arch/sparc/kernel/kernel.o arch/sparc/mm/mm.o kernel/kernel.o mm/mm.o
On Tue, 17 Oct 2000, Larry McVoy wrote:
> On Tue, Oct 17, 2000 at 11:23:30AM +0200, Vojtech Pavlik wrote:
> > Well, I know quite well what this can bring us - with precise profiling
> > we could see the exact geometry of the drive
>
> LMbench has had something which does this for years. Look at
The IP addresses are important because we can use them to find out
what TCP implementations shrink their offered windows.
Actually, you don't need to tell me or anyone else what these IP
addresses are, you can instead run one of the "remote OS identifier"
programs out there to those sites and ju
Hello,
I've seen some problem reports on this board, but I just had something
I've seen to be reported for some tulip board - the board just freezes and
stops receiving ( or transmiting? ) packets. Running tcpdump makes her run
again. The machine has 2 RTL8139 boards and one 8029 , all on differ
I've begun to test 2.4.0 kernels on some high traffic machines to see
what kind of difference it makes. I have seen a lot of these error
messages in dmesg and although they don't seem to happen very often and
seem harmless, I figured I'd report it anyway. They show up in groups
(mostly) from the
> " " == Kurt Garloff <[EMAIL PROTECTED]> writes:
> Look into linux/Documentation/Changes. Oh, it fails to tell
> about the NFS stuff.
o util-linux 2.10o # kbdrate -v
The only thing missing is the nfs-utils version: the rule there is
'all versions
[ sorry for the late reply, I was on vacation last week ]
On Sat, Oct 14, 2000 at 08:26:35AM +0100, Tigran Aivazian wrote:
> just to add, that if I am wrong, and Linus does want it in the kernel
If I unterstand David right, he seems to be interested (?).
> I am willing to spend some time cleani
> "Andrea" == Andrea Arcangeli <[EMAIL PROTECTED]> writes:
Andrea> On Mon, Oct 16, 2000 at 05:31:47PM -0400, Jeff Garzik wrote:
Andrea> if you do:
Andrea> request_irq(&my_irq_handler,... 0, ...)
Andrea> then my_irq_handler will be recalled with irq enabled.
Which shouldn't matter a
> " " == Samar Sharma <[EMAIL PROTECTED]> writes:
> Does anyone know where is svc_run() defined ? This is used in
> mountd.c Also, where is xdr_sendmsg() defined. This is used in
> rmtcall.c
[trondmy@fyspc-epf03 trondmy]$ nm /lib/libc.so.6 | grep svc_run
00101024 T svc_run
You
Date: Tue, 17 Oct 2000 11:25:02 -0400
From: "Christopher Friesen" <[EMAIL PROTECTED]>
However, from the time the command is issued until the cache is
actually cleared is two whole seconds. I would have expected it to
be essentially instantaneous.
Does anyone know why this is t
> 2.4.0-test9 I get "cs4281: dma timed out??" at odd times. I can always
> reproduce this bug with mpg123 using "mpg123
Known problem. The Crystal guys posted a new driver with this fixed as a test
so hopefully it will be in the main tree very soon
-
To unsubscribe from this list: send the line
I'm trying to swap an IP alias from one network card to another, and so
I'm flushing the route cache. To measure how long this takes, I have
"route -C" running in one window with a timestamp (seconds and
microseconds) after each iteration.
I then issue the "ip route flush cache" command with a
Hello,
I recently purchased a cs4281 based sound card (PCI, PNP). Under
2.4.0-test9 I get "cs4281: dma timed out??" at odd times. I can always
reproduce this bug with mpg123 using "mpg123
http://cerebrum.dnalounge.com:8000/gronk/128". A split second of sound
will play and then skip until I kill m
Does anyone know where is svc_run() defined ? This is used in mountd.c
Also, where is xdr_sendmsg() defined. This is used in rmtcall.c
Thanks.
Samar
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [EMAIL PROTECTED]
Please read the FAQ at http:
Hello,
I have received a patch from Brian Flachs <[EMAIL PROTECTED]>
which may fix this problem with older ZR36057 chips. The patch is
available here. It must be applied against version 0.6 of the driver.
If you have the problem with older DC10 cards, please, try this patch
and send me a note w
On Tue, Oct 17, 2000 at 11:23:30AM +0200, Vojtech Pavlik wrote:
> Well, I know quite well what this can bring us - with precise profiling
> we could see the exact geometry of the drive
LMbench has had something which does this for years. Look at
http://www.bitmover.com/bw.gif
h
On Sun 15 Oct 2000 23:37:21 +0100,
Tigran Aivazian <[EMAIL PROTECTED]> wrote:
> On Sun, 15 Oct 2000, Alan Cox wrote:
>
> > > or to write a "drmfs" (Al Viro's suggestion) or to abandon the original
> > > design of not-sharing the code and do share it (my suggestion but of
> > > course it's up t
> Will this kernel still have the 'VM: do_try_to_free_memory failed' bug
> that is plaguing us here? If so, my I suggest adding a merge of
probably
> Andrea's fix on the TODO list for 2.2.18 final?
I dont plan to. Now is not the time to do this. We also need to understand the
issue in detail
Michael O'Donnell writes:
>
>
> I'm chasing (what appears to be) an interrupt-
> related problem that involves an Intel Lancewood
> SMP motherboard and I'd like to get my hands on
> something like a schematic or any other document
> that details the layout. Is this info available?
Some
> For my own system : I don't care. But I can imagine that there are people
> out there that do care about these kind of issues.
>
but the point is that though most cards hold firmware on a PROM, a few
hold the firmware in the driver.
firmware in PROM, firmware in driver... what's the differen
Greetings!
Will this kernel still have the 'VM: do_try_to_free_memory failed' bug
that is plaguing us here? If so, my I suggest adding a merge of
Andrea's fix on the TODO list for 2.2.18 final?
Take care,
--
Camm Maguire[EMAIL PROTECTED]
==
> Alan, it sure would be great if you could extract a minimal patch
> against 2.2.17 to fix this from Andrea's stuff, and post an errata on
> your webpage.
Im not convinced Andrea's stuff is correct. Thats one reason for not doing it.
There are folks testing both Andrea's and another idea on thi
Greetings!
"Mike A. Harris" <[EMAIL PROTECTED]> writes:
> On Sun, 15 Oct 2000, Andre Hedrick wrote:
>
> >If they will be accepted, I will update them and maintain them.
> >I just do not have the time to run two/three trees and prepare the stuff
> >for 2.5
> >
> >> Because it is unmaintained? O
"David S. Miller" wrote:
> Please try this 2.2.x patch. It fixes the 2.2.x performance
> problem with your example code for me.
Will try when I get back from vacation. Thanks for the quick response!
- Dan
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a
Greetings!
Hacksaw <[EMAIL PROTECTED]> writes:
> I apologize if this is a known issue.
>
You may be running into the VM: do_try_to_free_memory_failed issue --
see earlier thread. I know we certainly see it here.
Alan, it sure would be great if you could extract a minimal patch
against 2.2.17
I'm chasing (what appears to be) an interrupt-
related problem that involves an Intel Lancewood
SMP motherboard and I'd like to get my hands on
something like a schematic or any other document
that details the layout. Is this info available?
-
To unsubscribe from this list: send the line "unsu
I am very unimpressed with the current OOM killer. After 10 days of online
time, I decided to try compiling gcc again, the very culprit that killed my
last system using 2.4.0-test8 Friday night (to which I was unable to reset
the system until Monday morning).
GCC started compiling normally, until
Hi,
On Mon, Oct 16, 2000 at 08:11:55PM -0700, Linus Torvalds wrote:
> I'm sure this bug will get fixed too. And the fix probably won't end up
> even being all that painful - it's probably a question of marking the page
> dirty after completing IO into it and making sure the swap-out logic does
>
Hi,
On Tue, Oct 17, 2000 at 12:13:49AM +0200, Andrea Arcangeli wrote:
>
> Correct. But the problem is that the page won't stay in physical memory after
> we finished the I/O because swap cache with page count 1 will be freed by the
> VM.
Rik has been waiting for an excuse to get deferred swapou
Hi all,
check_region() removal continues ...
Affected drivers: hp.c, hp-plus.c, es3210.c, e2100.c, 3c505.c
Best regards,
Andrey
--
Andrey Panin| Embedded systems software engineer
[EMAIL PROTECTED]| PGP key: http://www.orbita1.ru/~pazke/AndreyPanin.asc
diff -u
I,ve been burning CD's all week, and I've run across some things that may
shed some light on the CD burner bugs.
I have seen this bug on two different systems, one APIC based, the
other non-APIC based. In the case of the APIC based systems, the CD-RW
I/O errors only occur during high loadi
Hi,
I need to measure the time that a packet is queued, so I´m interested in
getting the system time at the entry and the output of the queue.
My questions are the following:
Does the macro PSCHED_GET_TIME return the system time in usec or in jiffies?
I´m using a i586 processor, thus I assumed
Peter Samuelson wrote:
>
> [Matti Aarnio]
> > > That depends mainly on question: Does your stack grow up or down ?
>
> [Ben Pfaff]
> > No it doesn't. It depends mainly on whether the ABI for the machine
> > says that arguments are pushed onto the stack in left-to-right or
> > right-to-left
On Tue, Oct 17, 2000 at 06:22:48AM -0400, Mike A. Harris wrote:
> On Tue, 17 Oct 2000, Kurt Garloff wrote:
> >Ask RedHat.
>
> I'm _not_ using a Red Hat kernel. That is why I posted here,
> because Red Hat will tell me that I'm not using their
> kernel. People here know wether or not it needs to
On Mon, 16 Oct 2000, [EMAIL PROTECTED] wrote:
> On Tue, 17 Oct 2000, Mikael Pettersson wrote:
> Why Intel chose family 15 is still beyond me though.
IV is 15 if you just translate the symbols, but ignore the meaning
either that or someone was smoking alot of crack.
--
/*-
Hello,
>
> >suppose i allocate an buffer by calling kmalloc.
>
> >i want to map this buffer to user address space.
> >will remap_page_range will automatically map this
> >buffer to calling process's address space.
>
> it should do if have the struct vm_area_struct of the calling process.
> as
> I'd like some help in modifying linux networking code (IP, firewall,
> routing). There are several related projects. They have to start
> out proprietary, but I fully expect the resulting code to become
> free software before long.
Given the GPL license the rest of us would reach the same
The patch below allows agpsupport to find the agp functions
when modversions is set and both AGP and DRM are compiled into the kernel,
and adds the dependency on CONFIG_MODULES explicitly.
It applies cleanly to both 2.4.0-test10pre3 and 2.2.18pre16, but only
tested on 2.4
thanks
john
--- drive
> On both 2.2.14 and 2.2.16, pipe and socketpair are nice and speedy.
> close() is fine for pipes, but at 8000 socketpairs, each call to close()
> takes 14 *milliseconds* at 100% cpu usage. What's up with that?
Welcome to the world of mark sweep garbage collection. The folks who allowed
file ha
> I wrote the SmartMedia FlashPath driver, and I can
> say that the SmartMedia is fine, but the FlashPath is a
> little silly. (And I sometimes feel very bad for what
> I was forced to write due to NDA and time constraints)..
A lot of the NDA's on smart media are the smart media peoples pr
> >Thanks to Erik Inge Bols=F8 for porting it to 2.3.45, this saving me m=
> ost of=20
> >the work.
>
> Is there a major compelling reason that this patch isn't included
> in the standard kernel tree?
It goes hacking around with the clock
-
To unsubscribe from this list: send the line "unsubscr
[Peter Samuelson]
> > Is this similar to the gcc 'const' attribute?
> >
> > int foo (int, char *) __attribute__((__const__));
> >
> > This is valid in GNU C (not just C++). Read the info page for
> > details.
[Eray Ozkural]
> Probably, I haven't used it in my C code though. I've found an
> [root@wr5z linux]# make bzImage
> gcc -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer -o
> scripts/split-include scripts/split-include.c
> In file included from /usr/include/errno.h:36,
> from scripts/split-include.c:26:
> /usr/include/bits/errno.h:25: linux/errno.h: No such
"Jeff V. Merkey" wrote:
>
> Tell you what. You should go look into the Chorus or TMOK projects that
> are based on C++ and pester them.
Fine. I don't want to waste my time with somebody else's crap though!
> Next you'll be telling me that IDL
> and Corba stubs in every layer of the OS are in o
> I take it then that you never use a hard drive in any of your systems on
> the grounds that it contains non-open source firmware which may affect
> the security of your system? ;) Tell me, what do you use to store all
> those Linux applications on?
Your ATA drive can't tell you kernel what to
Richard Guenther <[EMAIL PROTECTED]> writes:
> On Tue, 17 Oct 2000, Bernd Schmidt wrote:
>
> > On Tue, 17 Oct 2000, Richard Guenther wrote:
> >
> > > On Mon, 16 Oct 2000, Bernd Schmidt wrote:
> > >
> > > > I've been playing with some gcc patches to detect code with undefined
> > > > behaviour
On Tue, 17 Oct 2000, Igmar Palsenberg wrote:
>Date: Tue, 17 Oct 2000 13:24:15 +0200 (CEST)
>From: Igmar Palsenberg <[EMAIL PROTECTED]>
>To: Mike A. Harris <[EMAIL PROTECTED]>
>Cc: Linux Kernel mailing list <[EMAIL PROTECTED]>
>Content-Type: TEXT/PLAIN; charset=US-ASCII
>Subject: Re: Weird ppp0 up
> This time however it is ppp1, and someone seems to be looking for NFS or
> something. Why is ppp1 coming up? ppp0 refuses to go down no matter what,
> no pppd running, even the syslog acknowledges that ppp came down, however
> the interface will not leave the kernel if tables.
>
> Is this a
On Tue, 17 Oct 2000, Richard Guenther wrote:
> On Tue, 17 Oct 2000, Bernd Schmidt wrote:
> > On Tue, 17 Oct 2000, Richard Guenther wrote:
> > > The following one is wrong, tho - should be rather
> > > str[i] = dn[i]; i++;
> >
> > Nope. (Well, at least you need to add extra braces
On Mon, Oct 16, 2000 at 04:51:48PM -0700, Noel Burton-Krahn wrote:
> mt -f /dev/nht0 status
>
> /dev/nht0: Device or resource busy
>
> tail /var/log/messages
>
> kernel: ide-tape: hdd <-> ht0: OnStream DI-30 rev 1.08
> kernel: ide-tape: hdd <-> ht0: 990KBps, 64*32kB buffer, 10208kB
On Tue, 17 Oct 2000, Bernd Schmidt wrote:
> On Tue, 17 Oct 2000, Richard Guenther wrote:
>
> > On Mon, 16 Oct 2000, Bernd Schmidt wrote:
> >
> > > I've been playing with some gcc patches to detect code with undefined
> > > behaviour of the i = i++ variety. The patch below fixes all places in
>
9 mharris@asdf:~/src$ find linux-2.4.0-test9/ -name COPYING
linux-2.4.0-test9/fs/hfs/COPYING
linux-2.4.0-test9/COPYING
linux-2.4.0-test9/drivers/sound/COPYING
I have looked at all 3 files. All 3 are copies of the GPLv2
license file, with the linux-2.4.0-test9/COPYING one being the
one Linus has
> Looking at the above code, I noticed that there are a lot of ++
> operations. I rewrote the code as:
>
> setup_from[0] = setup_from[1] = eaddrs[0];
> setup_from[2] = setup_from[3] = eaddrs[1];
> setup_from[4] = setup_from[5] = eaddrs[2];
> setup_from += 6;
>
> I compiled
Andrea Arcangeli wrote:
> On Mon, Oct 16, 2000 at 09:31:42PM -0400, Jeff Garzik wrote:
> >[..] Why are local interrupts disabled [in pc_keyb.c]?
>
> To avoid to deadlock on the kbd_controller_lock in SMP or to race in UP.
>
> Both irq handler and normal kernel context (open/close) will play with
On Tue, Oct 17, 2000 at 01:15:26AM -0700, Andre Hedrick wrote:
> On Tue, 17 Oct 2000, Vojtech Pavlik wrote:
>
> > > Now we can profile drives to super-charge the elevator!!
> >
> > I doubt this will ever happen. We'll see IDE drives reorder the
> > requests inside their caches sooner. The elevat
On Tue, 17 Oct 2000, Helge Hafting wrote:
> Bernd Schmidt wrote:
> >
> > I've been playing with some gcc patches to detect code with undefined
> > behaviour of the i = i++ variety. The patch below fixes all places in
> > the kernel that I could find. Note that in some cases, it wasn't
> > enti
On Tue, 17 Oct 2000, Richard Guenther wrote:
> On Mon, 16 Oct 2000, Bernd Schmidt wrote:
>
> > I've been playing with some gcc patches to detect code with undefined
> > behaviour of the i = i++ variety. The patch below fixes all places in
> > the kernel that I could find. Note that in some cas
So ... how can a revoke system call be implemented without changing vfs
too much? IMHO this system call is missed. There are some really interesting
interfaces using block or character devices which shouldn't be usable for users
because of the lack of secure revoking of such a device. Therefore
On Tue, 17 Oct 2000, Andre Hedrick wrote:
> You do not understand the nature of what the test can generate.
> We can decode the sweep pattern now.
>
> Instead of 0->End of drive.
>
> PlatterOD->PlatterID top
> PlatterOD->PlatterID bottom.
>
> This will get us zone-profiles an determine where t
On Mon, 16 Oct 2000, Bernd Schmidt wrote:
> I've been playing with some gcc patches to detect code with undefined
> behaviour of the i = i++ variety. The patch below fixes all places in
> the kernel that I could find. Note that in some cases, it wasn't
> entirely clear what the code intended, s
Please try this 2.2.x patch. It fixes the 2.2.x performance
problem with your example code for me.
--- ./include/net/af_unix.h.~1~ Fri Apr 11 21:30:23 1997
+++ ./include/net/af_unix.h Tue Oct 17 00:04:32 2000
@@ -7,7 +7,7 @@
typedef struct sock unix_socket;
extern void unix_gc(void);
-#
On Tue, 17 Oct 2000 [EMAIL PROTECTED] wrote:
>*grin*
>
>Well as Intel isn't even shipping P4 samples yet, most of this is just
>guesswork based upon preliminary datasheets. I wouldn't be surprised
>if we find other fun things to work around when we start seeing
>silicone in use.
Heck, you don't
Bernd Schmidt wrote:
>
> I've been playing with some gcc patches to detect code with undefined
> behaviour of the i = i++ variety. The patch below fixes all places in
> the kernel that I could find. Note that in some cases, it wasn't
> entirely clear what the code intended, so I had to guess.
A very early drop of the Ute-Linux base release has posted at
vger.timpanogas.org. This release is free if accessed from our FTP
server and can be downloaded and redistributed under the terms of the
GPL for any purpose. WEBMIN is has some problems that are being
corrected, and majordomo also ha
Going from 2.2.x to 2.4.x does nfs-utils from Red Hat 6.2 need to
be updated? If so, does the 7.0 srpm build and install cleanly
in 6.2? Can't seem to get nfs client to mount an NFS export from
a Red Hat 6.2 server... ;o( The server is running an official
kernel with no patches, not a Red Hat
Hi,
On Tue, 17 Oct 2000, Andries Brouwer wrote:
> But you see that one would need a new name as well,
> otherwise the value associated with BLKSSZGET would
> depend on the kernel version, and one would need
> version checks anyway.
We do rename structures too, and this would be similiar. I'm mo
On Tue, 17 Oct 2000, Vojtech Pavlik wrote:
> > Now we can profile drives to super-charge the elevator!!
>
> I doubt this will ever happen. We'll see IDE drives reorder the
> requests inside their caches sooner. The elevator will always be more
> important to get right in terms of fairness to pro
On Tue, Oct 17, 2000 at 12:31:42AM -0700, Andre Hedrick wrote:
>
> DiskPerf /dev/hde
> Device: Maxtor 91536H2 Serial Number: N200PGDD
> LBA 0 PIO Read Test = 5.32 MB/Sec (46.98 Seconds)
> LBA 1 PIO Read Test = 5.32 MB/Sec (46.99 Seconds)
> Outer Diameter
Matthew Dharm wrote:
>
> Does the following pseudocode do what I think it does?
>
> Assume the semaphore is properly initialized to locked.
>
> int flagvar = 0;
> struct semaphore blocking_sem;
>
> void function_called_from_kernel_thread(void)
> {
> chew_on_hardware();
> flagvar = 1;
> d
[Matti Aarnio]
> > That depends mainly on question: Does your stack grow up or down ?
[Ben Pfaff]
> No it doesn't. It depends mainly on whether the ABI for the machine
> says that arguments are pushed onto the stack in left-to-right or
> right-to-left order. You could do either on x86, fo
DiskPerf /dev/hde
Device: Maxtor 91536H2 Serial Number: N200PGDD
LBA 0 PIO Read Test = 5.32 MB/Sec (46.98 Seconds)
LBA 1 PIO Read Test = 5.32 MB/Sec (46.99 Seconds)
Outer Diameter Sequential PIO Read Test = 5.29 MB/Sec (47.24 Seconds)
Inner Diameter Sequ
On Tue, Oct 17, 2000 at 07:11:36AM +, Peter Samuelson wrote:
> > I can't say whether putting libstdc++ in a kernel module is a bad thing
> > before I see one. This is a skel. code:
>
> > -rw-r--r--1 root root 271528 Oct 10 09:54
>/usr/lib/libstdc++-3-libc6.2-2-2.10.0.so
> > ori
Keith Owens wrote:
[...]
> Interesting concept, linking a module with libg++. Would that be a
> dynamic or static link?
>
> If it is dynamic then you can absolutely forget about loading the
> module into the kernel, there is no way that modutils will ever support
> that. If it is a static link
[Eray Ozkural]
> I can't say whether putting libstdc++ in a kernel module is a bad thing
> before I see one. This is a skel. code:
> -rw-r--r--1 root root 271528 Oct 10 09:54
>/usr/lib/libstdc++-3-libc6.2-2-2.10.0.so
> orion:opt$ ls -al /usr/lib/libstdc++-3-libc6.2-2-2.10.0.a
> -
101 - 181 of 181 matches
Mail list logo