Can you share the code?
On 02/10/2010 12:10, Daniel Baluta daniel.bal...@gmail.com wrote:
Hi,
On Sat, Oct 2, 2010 at 12:38 AM, Sri Ram Vemulpali
sri.ram.gm...@gmail.com wrote:
Hi All,
I am developing segmentation for my kernel. In that process I
choose to divide ...
You don't have to
use do_div
On Tue, Sep 7, 2010 at 1:02 PM, Andreas Leppert wu...@web.de wrote:
Hello,
I have encountered a problem on my 32 bit machine. Here some code
snippets:
typedef signed long s64;
asmlinkage long sys_optStopMeasure(int __user workamount) {
s64 currentPerformance,
source control system ? bug tracking system ?
Did you keep your code closed or is it open/partialy open ?
thank you
raz
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On Sun, Jul 18, 2010 at 5:32 AM, Mulyadi Santosa
mulyadi.sant...@gmail.comwrote:
Here I see you begun to understand...
now since I forgot what's that CMOS clock real name isI can no
longer help..
how about checking what gettimeofday() syscall really does?
you can boot kernel with
take a look at might_sleep
On Wed, Oct 14, 2009 at 10:09 AM, Leonidas . leonidas...@gmail.com wrote:
Hi List,
I am aware of in_interrupt() call which can be used to check current
context and take action accordingly.
Is there any api which can help figure out whether we are executing
http://linuxgazette.net/issue91/tranter.html
On Tue, Oct 13, 2009 at 5:48 PM, loody milo...@gmail.com wrote:
Dear all:
I saw there is a callback function in file_operations, sendfile, and
it seems user mode can pass file handle to kernel by this function.
is there any document or example can
i would i have used netconsole.
On Tue, 2009-09-15 at 11:45 +0530, Leonidas . wrote:
On Mon, Sep 14, 2009 at 7:00 PM, Pei Lin telent...@gmail.com wrote:
2009/9/14 Leonidas . leonidas...@gmail.com:
On Mon, Sep 14, 2009 at 4:01 PM,
I have implemented receive zero copy. but i did in UDP and not TCP. what
protocol do u use ?
On Mon, Aug 17, 2009 at 11:55 AM, Rahul K Patel rahulk.pa...@einfochips.com
wrote:
Hi,
I know about sendfile api which can be used to implement zero copy for
sending data over socket. But I want to
better if you simply read what programmer should know about memory by
Urlich drepper.
On Mon, Aug 17, 2009 at 11:39 AM, manish rangankar
rangankarman...@gmail.com wrote:
Hi All,
How can we determine the size of cache?
For example, In UFS filesystem some cache is reserved for CG. I read
I have written a file system in linux several years ago. I used a book
called UNIX FILE SYSTEM by Steve Pate
On Mon, Aug 3, 2009 at 12:54 PM, Anuz Pratap Singh Tomar
chambilketha...@gmail.com wrote:
On Mon, Aug 3, 2009 at 2:34 PM, Srdjan Todorovic
todorovi...@googlemail.com wrote:
Hi,
On
i suggest you take a look at khttpd or tux
On Sun, Jul 12, 2009 at 12:25 PM, krushnaal paikrisonea...@gmail.com wrote:
can u tell me how to write socket programs in a kernel and connect through
it?
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an oops is more than essential. it is a must.
Raz
On Fri, Jul 10, 2009 at 3:37 AM, Leandro Dorileoldori...@gmail.com wrote:
Hi Robert
On Thu, Jul 9, 2009 at 11:19 AM, Robert P. J. Dayrpj...@crashcourse.ca
wrote:
On Thu, 9 Jul 2009, Mulyadi Santosa wrote:
I think one of the core skills one
On Tue, Jun 23, 2009 at 3:04 AM, Robert Hancockhancock...@gmail.com wrote:
On 06/22/2009 07:44 AM, Raz wrote:
Hello
May I have permission to use atomic64.h ,atomic32.h and list.h in a
proprietary software ?
I do not know who the authors are.
Thank you
Raz
You would likely have
Hello
May I have permission to use atomic64.h ,atomic32.h and list.h in a
proprietary software ?
I do not know who the authors are.
Thank you
Raz
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On Tue, 2009-05-19 at 00:49 +0700, Mulyadi Santosa wrote:
On Tue, May 19, 2009 at 12:33 AM, Ole Loots o...@monochrom.net wrote:
Hello to the list,
I got a question about spinlocks. Here is some pseudo-code:
my_external_int_handler(...)
{
spin_lock(my_lock);
// do things...
you have to aware to the difficulties in implementing a descent server
in kernel space before diving into such depth. why do you want to do
it kernel ?
On Wed, Mar 18, 2009 at 1:18 PM, Razvan Deaconescu
raz...@anaconda.cs.pub.ro wrote:
On Wed, 2009-03-18 at 11:20 +0200, Mark Ryden wrote:
Hello
you can try and use hpet directly. 10MHZ is the minimum by spec.
On Mon, Mar 16, 2009 at 2:07 PM, Denis Borisevich dennis...@gmail.com wrote:
2009/3/16 Matthias Kaehlcke matth...@kaehlcke.net:
El Mon, Mar 16, 2009 at 01:03:35PM +0300 Denis Borisevich ha dit:
2009/3/16 Razvan Deaconescu raz
Make sure your processor will not hang to long, a processor must walk
through a quiesce state after some time else you will get RCU
starvation.
On Sun, Mar 8, 2009 at 9:50 PM, Asim linka...@gmail.com wrote:
Thanks guys.
The msleep solution looks good, but if my device does its work in 1
I implemented a timer that can operate without interrupts. but it
relies on smp or smt.
what do you need it for ?
On Fri, Mar 6, 2009 at 5:08 PM, Greg Freemyer greg.freem...@gmail.com wrote:
On Fri, Mar 6, 2009 at 9:59 AM, Asim linka...@gmail.com wrote:
Yes - Actually I need to wait for a
I cannot use jiffies. Any simple
solution would be appreciated.
so why not use getnstimeofday ?
Regards,
Asim
On 3/6/09, Raz razi...@gmail.com wrote:
I implemented a timer that can operate without interrupts. but it
relies on smp or smt.
what do you need it for ?
On Fri, Mar 6, 2009 at 5
I am having a storm of softirqs every few seconds.
How can I tell which tasklet/softirq is responsible for a burst of SI in top ?
raz
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These is an excellent atricle What every programmer should about
memory of Erlich dreeper.
you will see what happens when you exceed L2,L1...
On Wed, Oct 22, 2008 at 1:54 PM, Rene Herman [EMAIL PROTECTED] wrote:
On 22-10-08 11:25, Ray Kinsella wrote:
I have a process that fork's itself into
, Raz [EMAIL PROTECTED] wrote:
or a file system that can do it ?
What does that mean ???
just doing
$ filename
on command line will truncate itor probably man
ftruncate can help you.
Thanks -
Manish
thank you
raz
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whileFILE {
$count++;
if(100 $count 300) {
next;
}
print $_
}
both methods create a copy of the file and you can just copy your file over
it.
good luck
On Wed, Oct 22, 2008 at 12:31 PM, Raz [EMAIL PROTECTED] wrote:
no.
I mean i want to remove a portion of the file
The bellow is a list of Linux timers listed in Bovet's[1] Book.
2.1 PIT - programmable interval timer
PIT is Linux default scheduler timer. Its frequency is 1KHZ at best.
2.2 TSC - Time Stamp counter
All x86 processors include a CLK processor input pin. The processor
has a timer which
On Tue, Sep 9, 2008 at 6:43 PM, Michael Blizek
[EMAIL PROTECTED] wrote:
Hi!
On 09:50 Tue 09 Sep , Raz wrote:
How a newbie like me is supposed not to break any coding style rule ?
I use vim, not emacs . Do you have a vim configuration file for guys like me
?
I truly hope I am
tasklets/softirqs and evolution from bottom half. i suggest you read
Robert Love excellent book, chapter 6.
On Wed, Sep 3, 2008 at 1:01 AM, Om [EMAIL PROTECTED] wrote:
Raz wrote:
i would suggest you schedule a tasklet. doing staff like from ISR ,
from my opinion
is too risky and bug prone
Module/Driver. How can I do that in context of interrupt Service Routine?
I found that using kill_async, it is possible to send SIGIO signal and handling
that in User . Is there anyother way to achieve this ?
--
Raz
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hello
I will be greatful for any criticism.
In short, i offload a processor and assign it a service.
raz
x
Service Oriented Scheduler
MSC Concluding Assignment
Table of Content
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