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Forum: Kernel

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

  1. no ioctl command

    While running the function in kernel space kernel_sock_ioctl(socket, FIONBIO, &on) it returns error ENOIOCTLCMD 515 /* No ioctl command */ ...

    Started by rescue, 03-06-2013
    • Replies: 0
    • Views: 860
    03-06-2013 Go to last post
  2. Linux on GRUB Prompt

    Hi I have a machine running Centos 6.2 32 bit with two harddisks with RAID-1. First partition is /boot. Second is LVM for /home and Swap. It...

    Started by zulqarnainhabib, 03-06-2013
    • Replies: 2
    • Views: 1,225
    03-06-2013 Go to last post
  3. [SOLVED] Specifying Physical Memory Addresses

    Hello Linux Community, I am working on a kernel (3.4.3) and trying to figure out if I can specify (to some degree) the physical memory addresses a...

    Started by Misiu10, 02-27-2013
    • Replies: 8
    • Views: 1,201
    03-05-2013 Go to last post
  4. r6040 net-driver on new kernels not work(3.X.X)

    Hello. I have a problem. I have a motherboard with processor RDC8610. As PHY-chip used tlk100 (Texas Instruments). tlk100 uses "Generic...

    Started by Yaroslav, 03-05-2013
    • Replies: 2
    • Views: 1,171
    03-05-2013 Go to last post
  5. Which process gets spinlock when multiple processes are trying to get

    Hi, I am trying to understand the spinlock concept. But I have a question on it, if more than one process is trying to get a spinlock which process...

    Started by tutika, 03-01-2013
    • Replies: 5
    • Views: 1,531
    03-05-2013 Go to last post
  6. Question serial callback function

    Hi, i have a project where i have to read incoming serial-data from an other kernel-module. Is it possible to register a callback-function in the...

    Started by core_, 10-29-2012
    • Replies: 1
    • Views: 724
    03-05-2013 Go to last post
  7. pci problem - 2 BARs given same address

    Hi I am using an imx6 SOC by freescale and a 3.0.35 kernel created by them. When plugging in a pci device (which works perfectly on intel), I can see...

    Started by mukiwa, 02-05-2013
    • Replies: 1
    • Views: 601
    03-02-2013 Go to last post
  8. Question How to limit or reset PIDs

    Hi, Say I have a C program that does: While(1){system(“ls”);} The system() call creates a new PID at each call. Therefore, when the...

    Started by svc1, 02-27-2013
    • Replies: 1
    • Views: 618
    03-01-2013 Go to last post
  9. Smile how to get a process status according to process name in the kernel?

    Hi, I am writting a kernel module which needs to get a process status(running or not) according to its name(I know the name of the executive file)...

    Started by liudonghua123, 02-26-2013
    • Replies: 1
    • Views: 880
    03-01-2013 Go to last post
  10. Wink how to check a port is listening in the kernel?

    Hi I am using Android 4.2 which the kernel is 3.0. So I post my question here. And I want to know how can I get the status of a port in the kernel...

    Started by liudonghua123, 02-26-2013
    • Replies: 1
    • Views: 643
    03-01-2013 Go to last post
  11. F17 freezing apparently caused by kernel.

    Hi I am using Fedora 17 on an Asus M2N68-AM PLUS motherboard, with AMD Phenom 9600 Quad and 4 GB RAM I have posted this on the Fedora Forum -...

    Started by JGSheppard, 02-21-2013
    • Replies: 1
    • Views: 772
    02-22-2013 Go to last post
  12. Thumbs up Video Issues with Linux Kernel Build???

    Don't know if this is a video issue or a boot issue. Have built a Linux Kernel for a custom BSP based on the Freescale i.MX6 ARM processor. The...

    Started by pauldemet, 02-18-2013
    • Replies: 1
    • Views: 1,562
    02-21-2013 Go to last post
  13. devtmpfs: error mounting -2

    hi i need help i compile the kernel 3.4 with gcc , when i run the uImage kernel on cubox (solid-run) it appers error : VFS: Mounted root...

    Started by esmairi, 02-16-2013
    • Replies: 2
    • Views: 6,748
    02-19-2013 Go to last post
  14. Allocate sk_buff pool from specific address range?

    Is it possible to instruct the kernel to allocate all its sk_buffs from a specific address range? I have a system where part of the physical memory...

    Started by jarango, 02-18-2013
    • Replies: 0
    • Views: 780
    02-18-2013 Go to last post
  15. Lightbulb adapting linux kernel for future multi core architecture

    Dear Sir, I am mtech student of IITkgp,India working on a project i.e. adapting linux kernel for scalable multi core architecture, I found that...

    Started by ranjuchhatna, 02-02-2013
    • Replies: 2
    • Views: 1,044
    02-11-2013 Go to last post
  16. Question need help on understandand using lockstat.txt file

    Dear Sir, I am mtech student of IITkgp,india, roll no.-11cs60r23 working on a project i.e.adapting Linux os for scalable multi core architecture,...

    Started by ranjuchhatna, 02-10-2013
    • Replies: 0
    • Views: 659
    02-10-2013 Go to last post
  17. Linux freezes need to debug

    I have a device driver that hooks into the VFS. The driver basically intercepts the VFS calls, logs them to disk and then calls the appropriate file...

    Started by salalimo, 02-06-2013
    • Replies: 1
    • Views: 649
    02-09-2013 Go to last post
  18. [SOLVED] Debian squeeze random lock ups, need help reading kernel dmesg errors

    I have a new box working as a light duty file and mysql server for a small office. Mainboard is Asus M5A97 R2.0, CPU is an AMD FX-8350 4.0GHz 8 core...

    Started by glennt, 01-24-2013
    • Replies: 8
    • Views: 2,253
    02-07-2013 Go to last post
  19. Help needed regarding BlockDevices in /proc/devices file

    Hi friendz... Below is the information regarding Block Devices in /proc/devices file in my linux pc Block devices: 1 ramdisk 259 blkext ...

    Started by karthik537, 02-04-2013
    • Replies: 3
    • Views: 1,538
    02-05-2013 Go to last post
  20. Kernel OOM from cache not being dropped

    Sorry if this has been discussed. I did a search on the forum and did not find the answer. If your search-fu is better than mine, please point me in...

    Started by evilquesadilla, 02-01-2013
    • Replies: 1
    • Views: 737
    02-05-2013 Go to last post

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