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Forum: Kernel

Request help with Linux kernel compilation, theory, programming, or other kernel related issues

  1. kernel crash: NULL ptr de-reference bug in drop_buffers

    Hi, Using GNU Linux 2.6.23. Saw the above issue, need a root cause and diffs for the fix please. This same issue looks to have been reported...

    Started by samPortolla, 05-19-2012
    • Replies: 3
    • Views: 619
    05-25-2012 Go to last post
  2. [SOLVED] Interrupts stop working after device driver is removed and reinserted

    Hi everyone, I'm working on a driver for a network card. The first time I insert it (insmod) it loads up and registers a PCI MSI (message signaled...

    Started by mgrosvenor, 05-25-2012
    • Replies: 1
    • Views: 536
    05-25-2012 Go to last post
  3. Question Basic Requirements

    I have a mini motherboard, I need to run a OpenCV library in my Linux kernel. I don't want to use the common distros. I wud like to write my own...

    Started by vanangamudi, 05-25-2012
    • Replies: 8
    • Views: 548
    05-25-2012 Go to last post
  4. kernel booting error

    Hi, when i boot my kernel i got error "invalid compressed format (err=1)" . I couldn figure out why i am getting this error. If anyone knows plz...

    Started by steffi, 05-21-2012
    • Replies: 4
    • Views: 640
    05-25-2012 Go to last post
  5. Post boot linux kernel error

    I like linux ,also like the embed system design technology. so i brought a development board(FriendlyARM mini2440),i have compiled the linux Kernel...

    Started by wenlan, 05-22-2012
    • Replies: 1
    • Views: 633
    05-24-2012 Go to last post
  6. Serial driver (kernel 2.4 -> kernel 2.6)

    Hi, A few years ago, I have modified the linux kernel 2.4 to add a driver for an UART. I 've modified serial.c. Now, I have the linux kernel 2.6...

    Started by sioloki, 05-16-2012
    • Replies: 3
    • Views: 588
    05-22-2012 Go to last post
  7. kernel-level/system-critical daemon monitoring /etc/hosts

    I'm looking for a way to modify something deep in the structure of Linux (so I cannot just circumvent it by killing a process/task), that protects...

    Started by AndyProk, 05-10-2012
    • Replies: 2
    • Views: 679
    05-14-2012 Go to last post
  8. Layer 2 network protocols development

    Hi! I'm new to Linux kernel programming so I'll ask you for advice: I'm interested in networking, especially the development of layer 2 tunneling...

    Started by v_metodiev, 05-03-2012
    • Replies: 1
    • Views: 1,057
    05-08-2012 Go to last post
  9. Post is it possible to implement a scheduling algorithm in kernel?

    hello,please help me with this,i have a project to do and want to is it possible to implement??please tell me anybody.. the link is...

    Started by punu, 09-04-2011
    • Replies: 7
    • Views: 1,406
    05-07-2012 Go to last post
  10. Exclamation Handling interrupt on a gpio pin.

    Hi all, I want to configure a gpio pin (ARM 11 processor) as interrupt in my kernel code. I intend to create a platform_device struct for the gpio...

    Started by madbhash, 05-07-2012
    • Replies: 0
    • Views: 1,068
    05-07-2012 Go to last post
  11. Redirect output from initrd both to console and file

    I'm booting a linux system using bootloader uboot which loads kernel and initrd and then starts the kernel, the kernel finally starts initrd. I now...

    Started by Ruediger, 04-25-2012
    • Replies: 4
    • Views: 1,211
    05-04-2012 Go to last post
  12. error while compiling a kernel

    I tried to compile a kernel but before i run a "make config " command it gives the oloowing error..... """/bin/sh: scripts/basic/fixdep: Permission...

    Started by virk, 05-02-2012
    • Replies: 3
    • Views: 1,588
    05-03-2012 Go to last post
  13. SDIO driver in the kernel

    Where can I find the source code to an SDIO controller in the Linux kernel? I not looking for a driver for a device that uses SDIO as interface, but...

    Started by arielsegal, 04-30-2012
    • Replies: 1
    • Views: 782
    05-03-2012 Go to last post
  14. Add a complex list to task_struct in the linux kernel

    How do I add a field to the struct task_struct in the sched.h file, the field consists of a linked list with a special non primitive node? say i...

    Started by gipc, 05-01-2012
    • Replies: 2
    • Views: 909
    05-02-2012 Go to last post
  15. Manipulating audio server side

    Hi All, I have next to zero knowledge on what I am about to ask so I will just ask it in plain English I am wondering how best to go about...

    Started by linuxgoat, 04-27-2012
    • Replies: 0
    • Views: 414
    04-27-2012 Go to last post
  16. Question What are Linux kernel standars?

    Hi there, Suppose I have been wrote a kernel component which I would like to add to current existing kernel...So... I knew that Linux kernel...

    Started by yz89, 04-26-2012
    • Replies: 2
    • Views: 626
    04-26-2012 Go to last post
  17. How do we get the minor number information in request function.

    Hi, How to we get the information of minor number from Transfer request function in Block device drivers. This is required if a single driver is...

    Started by arunalapati, 04-25-2012
    • Replies: 0
    • Views: 501
    04-25-2012 Go to last post
  18. Why ftok() always return a key value 0xFFFFFFFF ?

    Hi, all: Sorry for the naive question, but why in my testing code, ftok() always return a value 0xFFFFFFFF ?? Cheers Pei

    Started by jiapei100, 04-23-2012
    • Replies: 2
    • Views: 855
    04-24-2012 Go to last post
  19. How to add driver in kernel permanently??

    Hi, How do i add driver in kernel permanently?..I tried with insmod but after power off its gone. How will i do this?. Anyone knows plz reply.. ...

    Started by steffi, 03-21-2012
    • Replies: 7
    • Views: 6,589
    04-23-2012 Go to last post
  20. Access CPU hotplug functionality from scheduler

    Hi, I would like to be able to hotplug individual cores dynamically from the scheduler. I am currently mucking about with the 2.6.35 kernel and...

    Started by Haellis, 04-23-2012
    • Replies: 4
    • Views: 743
    04-23-2012 Go to last post

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