ven down to specific
methods and sub-libraries necessary for the back-end. Perhaps if I have
some time soon I'll put it into a PDF somewhere.
Has anyone else put much thought into this?
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his and will use the QMAIL_QUEUE
patch and run spamassassin from it. This can result in scanning every
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l land: I'd have a look at the code for the syscall.
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luating why the performance is bad.
Making it a kernel module invites all kinds of security and stability
issues.
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ra savings he is talking about. By already executing in the
kernel his code does not have to suffer the overhead of an interrupt
handler and can just make a jump to the syscall handler.
Least this is all my understanding of it. :)
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application on an SMP box. However, this is all
blind conjecture because we have relatively little information about
what you are trying to accomplish.
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e other benefit is the obvious portability one. Sharing your AI ideas
with others will be quite limited if you constrain yourself to a single
architecture and ISA.
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t
timeval) that microtime uses is defined in /usr/include/sys/_timeval.h
if I remember.
There are a lot of good guides to time keeping and accuracies. You might
check out http://people.freebsd.org/~phk/ I remember him having a
section on his timekeeping hobbies.
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s dynamic rules and static symlinks you name.
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These smear campaign artists get lazier each time. The least they could do
would be to copy PHK's current signature, instead of the one he used in
1999.
http://www.mail-archive.com/freebsd-current@freebsd.org/msg04778.html
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the
main page (mind you I didn't bother downloading the full raw mbox file)
was back to Apr 2003.
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To unsubs
need to be something completely modular.
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uting process).
There are a great many sources on the web on topics like these.
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exactly what site it was.
I never looked at the label however. One thing to remember though, when
burning ISOs on an OSX mac the best way I've found it to open up a
terminal (Applications / Utilities, if I remember correctly) and then do
'hdutil burn isoname'
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[EM
with debugging symbols enabled and
provide a stack-trace. The best list to deal with these is [EMAIL PROTECTED] :)
If you need help on how to obtain a stack-trace it's listed in the
handbook somewhere, unfortunately I'm not currently able to give you a
link.
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ump dir. The kernel dumps to the dump
device, the savecore utility retrieves a previous dump from the dump
device and saves it in the dump dir.
Like most things, this is outlined very well in the handbook:
http://www.freebsd.org/doc/en_US.ISO8859-1/books/developers-handbook/kerneldebug.html#KERN
quot;/dev/ad0s1b", our 2gb swap device and dumpdir="/usr/crash"
> So I am doing all this correctly, yet still no dump comes up and I am not
> sure why! =(
Do me a favor and attach your kernel config.
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out using Linux guides on FreeBSD. Specifically
be careful when it comes to system calls. Linux, like Windows, uses
registers for passing arguments to syscalls, extras spill onto the
stack, FreeBSD however passes all parameters on the stack.
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In general
I'd like to see many more file-systems supported in FreeBSD. Not as root
devices, necessarily, but general kernel module support for them. I know
someone was working on Reiser support, and I think that's great.
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for a long time and like to watch it grow with new list membership,
yours the same, however, hang the 'tude at the door and realize this
isn't IRC. We help people here instead of giving them a snide remark and
say, "RTFM".
Sincerely
Ryan.
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./test
CPUid returned: EAX=0001 EBX=68747541 ECX=444d4163 EDX=69746e65
([EMAIL PROTECTED])~:perl -e 'print
"\x41\x75\x74\x68\x65\x6e\x74\x69\x63\x41\x4d\x44\n";'
AuthenticAMD
([EMAIL PROTECTED])~:
NOTE: If the order in the Perl command confused you, remember,
byte-
ce on a project? What were your thoughts in retrospect? What would you
have done different, what would stay the same...
PS For this project things like polymorphisms and inheritance really
aren't needed.
Thanks
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finding it is eluding me though.
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D to
another slice. Let FreeBSD overwrite the MBR with the standard boot
manager.
This has worked countless times for me. I've always dual booted my laptops
with FreeBSD and a Windows OS.
Just me .02. If you'd like feel free to contact me personally and I&#
Are there any good web resources or books on the VFS system that the
FreeBSD kernel uses? I'm guessing it might have originated from the
4.4BSD(?) interface. I've been attempting to read through the source
code for different system calls (ie mkdir, rmdir, mount/umount) and
haven't been able to get
Is it possible to force a kernel dump without panicing the system?
I dropped into the debugger and did a "call doadump" however, when I
tried to quit the debugger after this it results in a panic.
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On Fri, 2003-12-26 at 13:47, Sumanth NS wrote:
> Hi!
>
> I plan to implement a FreeBSD bridge with two
> interfaces connecting my router and my LAN.
> All pointers, ideas and suggestions welcome.
If in doubt check the handbooks first. The doc@ team has a lot of
quality information in there:
htt
On Fri, 2003-12-26 at 16:39, Yaoping Ruan wrote:
> Not sure if somebody here has already noticed this problem before. I
> have a small program using select() . Though it works correctly on 4.x,
> some problem happens on 5.1. First of all, I notice that macros about
> FD_xx have been moved into sys/
On Tue, 2003-12-30 at 08:54, Evren Yurtesen wrote:
> I tried to use ums0 device and with moused I tried sysmouse device
> but none makes any effect in X.
>
Sysmouse is the device moused sets up, you can't just use it.
Try this:
killall -9 moused
moused -t auto -p /dev/ums0
vidcontrol -m on
if
r me to do is find something I can work on.
I think this might be some duplication of the PR database; some PRs are
things that could be accomplished without too much skill. I think the
trouble though is wading through to find these specific issues. Perhaps
such a list could contain cross-references to the PR db.
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large or multi-part commit.
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I was browsing over the boot0 makefiles and source when I was playing with
some boot sector code of mine and I was wondering why the designers chose
to use objcopy to output a binary file instead of just using the --oformat
option when it's run over the linker.
I'm guessing it's just 6 of one and
sed
to delaying it to a second 'init' type call?
Ryan Sommers
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I'm trying to figure out why my firewall has stopped logging to
/var/log/security. The last entry was from Aug 17 and there has been at
least one restart and a few hundred thousand packets denied.
FreeBSD * 5.2.1-RELEASE-p8 FreeBSD 5.2.1-RELEASE-p8 #1: Thu Jul 1
18:24:26 CDT 2004 [EMAIL P
Short answer, you still need to supply GDB with the executable name. do
'gdb -p /path/to/executable'.
Long answer: http://00f.net/blogs/index.php/2004/09/11/p98
Hope this helps!
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Mike Hunter said:
> Hi,
>
> I am having problems with gdb
hat case it would be impossible to jump back to the loader without
first being sure to reload it into memory.
I could be wrong on this however.
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you have a hostname
in /etc/resolv.conf that resolves to multiple IPs?
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h discussion as finding the first free descriptor can cost a lot of
processing power for applications that use large numbers of descriptors.
FreeBSD uses a bitmap with hints I believe. All code would be in
sys/kern_descrip.c.
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[
7;m unable to access the box over the serial line (and currently don't
have physical access to the box).
Now, I don't think I added the 0x80 flag onto the serial port. Will adding
that flag fix this? Or is there something more I need to do to be able to
enable gdb and a console on the same s
' as an argument to rm it
will ask you if you are sure you want to do that.
As for adding this kind of oops-proofing. I'm not sure I like the idea
of completely removing the ability to use / as an argument. How about
prompting and needing 'yes' as input?
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hem to non-pagable per process structures?
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s our
installer or doing a new one. The more I think about it a complete live
file-system CD with the installer as a user process seems the logical
way to go. DFBSD has gone this route with their new installer
(http://www.bsdinstaller.org).
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Are there any whitepapers, documentation, etc (aside from the new book
about 5.2) on GEOM? I've been reading over the code and it would be nice
to have an annotation to go with it.
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know what is causing the panic! Not a good
first FreeBSD experience!
I don't think this constitutes a show stopper. A show stopper would be
if a bug in sysinstall caused it to zero all your harddrives regardless
of your desires.
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[
if any programs rely
on I don't see it as being a necessity.
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When making a system call to the kernel why is it necessary to push the
syscall value onto the stack when you don't call another function?
Example:
access.the.bsd.kernel:
int 80h
ret
func:
mov eax, 4; Write
call access.the.bsd.kernel
; End
Works. However:
func:
mov eax, 4; Write
in
Are there any tools to disassemble an x86 binary file? objdump does a nice
job on most files. However, I'm messing with some machine-code binary files
that don't have ELF headers or anything other then the machine-code (ie
MBR's). I'd like to disassemble them on FreeBSD, possibly to a format tha
Greetings, I haven't posted here much but I've been watching the list for
awhile. I recently became interested in researching how bootstraps,
kernels and the basic systems of the computer work. One project I would
like to mess with is to just write a very VERY basic "operating system"
that would j
.xs4all.nl/~smit/asm01001.htm
http://www.r4k.net/mod/
http://www.geocities.com/mvea/bootstrap.htm
Thank you,
Ryan Sommers
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Sorry about the double post, I must have hit CTRL+X in Pine while
typing... I was wondering why the message disappeared on me.
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On Fri, 2002-08-16 at 10:21, Stephen Montgomery-Smith wrote:
> How do I do the following:
>
> 1) Find out how much time a program has currently consumed in computer
> time (something like what the time command outputs - but I want the
> program to do find this out about itself);
'man 5 procfs
On Fri, 2002-09-27 at 11:47, [EMAIL PROTECTED] wrote:
> *** But what does prevent a user-level process from executing
> wild instructions (RESET, traps, other dangerous instructions
> and undocumented features) ?
I'm probably less knowledgeable then you are but in protected-mode
programming isn
Is it possible to use GDB on linux binaries? When I try to run the
program in GDB I get the following errors:
(gdb) run
Starting program: /usr/home/ryans/src/bomb/bomb
warning: Unable to find dynamic linker breakpoint function.
GDB will be unable to debug shared library initializers
and track expl
First off I wasn't sure which list to send this to: current, hackers or
questions; so if this is the wrong destination my apologies.
Anyway, last year, after years of using Linux, I fell in love with the
FreeBSD project. Now, I've had the desire offer my time and energy to
help development. My pro
On Tue, 2002-11-19 at 22:13, Ryan Sommers wrote:
> My question is could I keep and build the CURRENT source tree on the
> FreeBSD desktop, mount it over NFS to the laptop, and install it over
> the NFS mount?
Is the kernel on the 5.0SP2 ISO built with PCCard support? I installed
from CD
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