Forum: Kernel

Hi all I have an NCR UNIX hard disk I need to mount it on a Linux box The FS Type in fdisk on linux is '63' for the partition How can i...

I emulate workload with this simple program in C language, let's call it "use-memory": #include <malloc.h> #define SIZE 160000000 int main (void)...

i had install the package regarding ntfs-3g but after install that package its gives the error "Fatal Error : Module fuse not found" "...

I'm trying to make a driver which block write operations directly on a block device file( /dev/hdxy). I tried to start with this code: ...

Hello all. Is the code available for download? I've been reading, and learning from this book, but haven't been able to test the scull example....

Hello, I am currently trying to implement a FIFO scheduler in the 2.6.32 kernel and just need a method to time stamp each thing as it is going...

Hi, I am a Master's student. I am a newbie to LInux. I am interested in doing a term project based on C kernel programming .I need help in coming up...

hi everyone, I'm starting to work on lksctp and add a module to support Concurrent Multipath Tranfer (CMT). However, I first must know the date...

Can someone give a a definitive reason why my custom system call needs to use put_user/get_user? I'm specifically worried about x86 I've read all...

So now I have a driver similar to usb-skeleton.c.But I dont know how to remove the previous usb-storage module to test my new module on my usb drive....

Hello everyone, I am writing a very simple kernel module that is available on the net. But while compiling it I am getting the error for include...

Hello, I am using an MPU LPC3250 (ARM926EJ-S). To this I do have an JTAG connected that works as an GDB server. The board I am using is Phytec...

I need to force the MMC driver to do a card detect from userland. Any suggestions on how to add an exposed interface?

Hello, When I start my patched kernel from Ubuntu/Grub I get only a blackscreen. I get no messages about the system state. Is it possible to force...

Hi all! I'm writing a LKM for my ARM/Linux 2.4.27 based server. I have downloaded the matching kernel code and also built my own armv5b GCC...

Hi, I have two queries related to driver and IOCTL.... 1. What is the difference between user space driver and kernel space driver 2. Can we...

System: ARM11, total memory is 240956K, Linux kernel 2.6.32. Problem: LTP test msgctl11 failed to fork() in Linux kernel 2.6.32 with the...

I have written one sample code where I allocate memory and then free it. What I observed was whenever allocation was done, VmData is increased....

Hello, I am trying to understand the figures in /proc/diskstats but I seem to be missing something fundamental. I wanted to see the read and...