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Threads 1301 to 1320 of 3562

Forum: Kernel

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

  1. Red face finding unix datagram queue in kernel

    hi all.. I need to reverse the order of recvfrom() (userspace) command (turning the packet queue to a stack or something like that) meaning: if...

    Started by biobizz, 02-09-2010
    • Replies: 3
    • Views: 785
    02-10-2010 Go to last post
  2. kernel socket clos and re-opened - how to?

    We have an embedded kernel module that opens a listening socket, and then calls accept() and establishes a connection, then the far end closes the...

    Started by douglaskbell, 02-10-2010
    • Replies: 0
    • Views: 525
    02-10-2010 Go to last post
  3. Need help with compiled kernel

    I have tried compiling my own kernel, version 2.6.32.7 from kernel.org. I ran a defconfig and then selected options from menuconfig. After compiling...

    Started by CrystalKaeru, 02-10-2010
    • Replies: 0
    • Views: 498
    02-10-2010 Go to last post
  4. irq_disable

    irq_disable is causing trouble to my kernel code. How do you suggest to tackle it? it hangs the code....

    Started by ngandhi, 02-09-2010
    • Replies: 1
    • Views: 1,587
    02-09-2010 Go to last post
  5. what does this error mean? new one

    Kernel Module is in use.... what does it mean when the compiler gives this error and what causes the error?

    Started by ngandhi, 02-09-2010
    • Replies: 5
    • Views: 564
    02-09-2010 Go to last post
  6. Global variables in multi-file device driver

    Hi, I am writing a Linux Device driver for 2.6 kernel (for the first time). There is plenty of code so I decided to split it into 2 files. I have...

    Started by agaurav, 02-08-2010
    • Replies: 2
    • Views: 1,434
    02-09-2010 Go to last post
  7. what does this error mean?

    kernel module does not exist.... what does this error message mean? I have to reboot everytime I get this and the error goes away. I am lookin for a...

    Started by ngandhi, 02-08-2010
    • Replies: 1
    • Views: 607
    02-09-2010 Go to last post
  8. device driver - problem while reading cascaded symlinks

    Hello I have a strange problem with a device driver. Let me describe the problem: There is symlink, L1 and it shows another symlink, L2 and L2...

    Started by xyzt, 02-08-2010
    • Replies: 0
    • Views: 671
    02-08-2010 Go to last post
  9. networking functions not in kernel

    select() and shutdown() and SOCK_NOBLOCK don't compile in a kernel module build. Are they renamed?

    Started by douglaskbell, 02-06-2010
    • Replies: 6
    • Views: 821
    02-08-2010 Go to last post
  10. Lightbulb How the first console driver output text to monitor?

    Hi, All: How the first console driver output text to monitor? How could the DUMMY vga_con.con_putcs() realize the output? ...

    Started by gfz2004xy, 02-08-2010
    • Replies: 0
    • Views: 849
    02-08-2010 Go to last post
  11. Smile Which is the actual console driver used by printk function? (x86, 32bit)

    Hi All: Which is the actual console driver used by printk function? (x86, 32bit) When boot the kernel, the printk output message...

    Started by gfz2004xy, 02-05-2010
    • Replies: 5
    • Views: 1,241
    02-08-2010 Go to last post
  12. Low speed for PCI express driver

    Hi, I am currently writing a PCI-express driver for a lab-PCIcard with a lots of memory on it. The driver should be used to access the memory and...

    Started by orback, 02-05-2010
    • Replies: 3
    • Views: 2,300
    02-07-2010 Go to last post
  13. how is 'sleep()' and rand() done in kernel module?

    I'm getting "warning: implicit declaration of function 'sleep' and 'rand'. How can I track elapsed time (seconds, or milliseconds) in the kernal?...

    Started by douglaskbell, 02-01-2010
    • Replies: 9
    • Views: 12,098
    02-07-2010 Go to last post
  14. how to do sched_yield() in the kernel?

    How is a sched_yield() done in a kernel module? The problem is that the kernel module is sending TCP out, but the thread never yields to allow...

    Started by douglaskbell, 02-02-2010
    • Replies: 2
    • Views: 2,234
    02-07-2010 Go to last post
  15. SCTP client implementation in kernel space

    I want to make a simple SCTP client server module in kernel space. I used Fedora core 6 (kernel 2.6.18.1) and installed lksctp 1.0.6. I run the...

    Started by Jinkle Wei, 10-24-2007
    • Replies: 3
    • Views: 3,012
    oz
    02-06-2010 Go to last post
  16. Is there a way to view processes weight values

    Hi, I am working on a school project which involves manipulating the timeslice allocated to processes. I know I can adjust the process priorities...

    Started by colinragoo, 02-06-2010
    • Replies: 2
    • Views: 498
    02-06-2010 Go to last post
  17. how to detect TCP disconnection

    How is loss of a TCP connection detected, and handled so that another connection can be made? We have an embedded Linux kernel module that listens...

    Started by douglaskbell, 02-06-2010
    • Replies: 0
    • Views: 975
    02-06-2010 Go to last post
  18. [SOLVED] 2.6.30 compilation problem

    hi i am using fedora 12 with kernel version 2.6.31 i have downloaded kernel 2.6.30 and when untar and compile it make menuconfig make and...

    Started by rakeshkumar, 02-05-2010
    • Replies: 2
    • Views: 595
    02-05-2010 Go to last post
  19. PCI Device Driver

    Hi, I am writing a PCI device driver. After I load (insmod) my driver, kernel seems to create a link in /sys/bus/pci/devices 0000:06:00.0 ->...

    Started by jxu1106, 02-03-2010
    • Replies: 1
    • Views: 1,151
    oz
    02-03-2010 Go to last post
  20. monitoring lan clients bandwith usage

    Hello I've a dsl modem running on linux. Is it possible to monitor lan clients' bandwith usage via /proc or by a system call? Thanks.

    Started by xyzt, 02-02-2010
    • Replies: 9
    • Views: 2,226
    02-03-2010 Go to last post

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