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Threads 1601 to 1620 of 3702

Forum: Kernel

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

  1. device-mapper: reload ioctl failed: Invalid argument

    I have got a strange error while working through the project.... I am using dmsetup to make flash drive as cache to hard disk by the below...

    Started by ganigaadu, 10-16-2009
    • Replies: 0
    • Views: 7,280
    10-16-2009 Go to last post
  2. how to change QSHRMEMCTL values?

    Hello I read in an article that QSHRMEMCTL values allow/disallow to write on mapped memory locations which are mapped by using mmap(). Can anybody...

    Started by atif_shabir, 10-16-2009
    • Replies: 0
    • Views: 1,452
    10-16-2009 Go to last post
  3. Undelete on ext3fs - is it possible ??

    i googled for help on ext3 undelete, but all i found was for ext2fs. can undelete be accomodated for an ext3 filesystem ??? ne suggestions?? ...

    Started by UnDetEctEd, 09-11-2004
    • Replies: 1
    • Views: 5,760
    10-16-2009 Go to last post
  4. Question Regarding ISR Context

    Hi kernel experts, I have the following queries regarding the interrupt service routine context and process context. When Interrupt service...

    Started by dinkyverma279, 10-15-2009
    • Replies: 0
    • Views: 1,490
    10-15-2009 Go to last post
  5. gtk configuration problem

    Hi all, I am trying to install "gtk-2.10.0" in my target board based on ARM architecture. I had installed glib-2.10.0, pango, cairo, Atk... I...

    Started by ravikumarkandhi, 10-15-2009
    • Replies: 0
    • Views: 817
    10-15-2009 Go to last post
  6. How to access physical memory?

    Hello I am working on a board which has two processors; an ARM9, and a TI's DaVinci processor. ARM9 has Linux running on it and DaVinci is running...

    Started by atif_shabir, 10-15-2009
    • Replies: 0
    • Views: 1,026
    10-15-2009 Go to last post
  7. Unhappy Unable to register a virtual network device in kernel 2.6.28

    Hi everyone, I am using Kubuntu 9.0.4 with kernel version 2.6.28. I want to register a virtual network device with custom ioctl. But...

    Started by srudeepk, 10-15-2009
    • Replies: 0
    • Views: 1,348
    10-15-2009 Go to last post
  8. Is write system call atomic if data > buffersize

    Hi, I am one of the developers for CSQL MMDB open source software on linux platform (linux 2.6 kernel version). We are generating redo logs (data)...

    Started by kishoramballi, 10-14-2009
    • Replies: 0
    • Views: 3,244
    10-14-2009 Go to last post
  9. Lightbulb Could not set I2C Bus Busy bit to zero

    I am using the i2c to communicate with my device. There is no error as such but a lot of warning messages "I2C adapter i2c-0: Could not set I2C Bus...

    Started by mist, 10-14-2009
    • Replies: 0
    • Views: 1,883
    10-14-2009 Go to last post
  10. exporting symbol

    Hi all, I am using fedora linux 2.6.9-1.667 for developing kernel module . i am exporting one function by using export symbol from one module and...

    Started by nayankumarp, 10-13-2009
    • Replies: 0
    • Views: 1,265
    10-13-2009 Go to last post
  11. User-Mode Scheduling

    Hi, I'd like to write user-mode scheduling mechanism for linux. This is a new stuff for Win7, and there's nothing similar on linux at the moment -...

    Started by wegorek, 10-09-2009
    • Replies: 3
    • Views: 4,358
    10-12-2009 Go to last post
  12. Getting Rid of Unnecessary Logging

    I compiled my own kernel, and my kern.log and syslog files are filling up with networking logging messages such as the following: Oct 8 14:32:48...

    Started by Drek, 10-08-2009
    • Replies: 2
    • Views: 770
    10-12-2009 Go to last post
  13. board support packages for linux

    Hi, Could anyone give me best links for bsp-linux tutorials? I find a course (to be paid :( though) on Linux Board Bring-Up and Board Support...

    Started by rpulluru, 10-11-2009
    • Replies: 1
    • Views: 1,771
    10-12-2009 Go to last post
  14. kernel programming

    Hi, I have a question about Linux kernel programming and I hope you will answer it: structure "slab" is defined in kernel code named "slab.c" (it...

    Started by aliasghar, 10-12-2009
    • Replies: 1
    • Views: 962
    10-12-2009 Go to last post
  15. Device driver compilation on IA64

    Hi, I have devoloped a PCI-X devicedriver in RHEL5(2.6.18EL) on x86_64 server. I successfully compiled and inserted the driver. Now Iam going to...

    Started by sumanaboju, 10-11-2009
    • Replies: 0
    • Views: 752
    10-11-2009 Go to last post
  16. long running process in module -?

    Hello, i am trying to implement simple udp server in loadable module with blocking read on udp socket which has to loop,listening to incoming udp...

    Started by vlyamtse, 10-10-2009
    • Replies: 0
    • Views: 807
    10-10-2009 Go to last post
  17. kernel 2.6.9-89.0.9.ELsmp related question - drop_cache

    We are currently on the kernel version 2.6.9-89.0.9.ELsmp and we have seen cases of cache usage going very high.(almost till the level of total...

    Started by amit_shukla, 10-09-2009
    • Replies: 1
    • Views: 1,706
    10-09-2009 Go to last post
  18. in_interrupt function in kernel

    If I call 'in_interrupt' function just before 'irq_exit()', It will still return non-zero value, because still it it in interrupt context. note :...

    Started by matt_kleviar, 10-08-2009
    • Replies: 0
    • Views: 3,386
    10-08-2009 Go to last post
  19. About self-defined syscall

    I just try to define a new syscall set_limit(), which is used for set a limitation for syscall read() or write(). This syscall should retain two...

    Started by glassesmouse, 10-02-2009
    • Replies: 1
    • Views: 1,266
    10-08-2009 Go to last post
  20. scheduler

    Can someone help explain what the coding in lines 3012 and 3013 are doing in the scheduler() main function (in sched.c for linux v2.6.17.14). ...

    Started by adanun, 09-29-2009
    • Replies: 1
    • Views: 1,193
    10-08-2009 Go to last post

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