Forum: Kernel

Hi, I have a question regarding initrd. As I know initrd is a RAM Disk that includes modules the system needs in the early stage of booting (ex:...

Hi , I have modified the usb-skeleton.c to work for my first usb device driver. I have just modified the #define USB_SKEL_VENDOR_ID ...

Hi , I want to write a USB host side driver. To start with I want to know the flow of what an USB Host will do when it detects a device? Also...

Hi, I am very new to linux kernel driver development. I need to develop a driver for calling BIOS routines like get device node. I could...

Who can tell me why it says as below when I was compiling a kernel module: WARNING: "tcp_send_ack" undefined! WARNING: "__tcp_push_pending_frames"...

I register a hook to netfilter using nf_register_hook() function. static unsigned int my_filter(unsigned int hooknum, struct sk_buff...

Hello, Can some please help me for my query, I am using redhat-2.6.9 kernel. I applied the KDB patch successfully. But when I reboot system...

for example, i find a 16550A uart driver in the /proc/tty/drivers , but how do i know where the source code in the kernel source tree? there are a...

hai...:) i m very happy with you to discuss through this forum.... i am novice to Linux kernal programming .. but i compile 2.6.18 kernal...

Hi all, I'm newbie in linux(pardus). I want to monitor file system. I have learned i can do this with inotify.My linux's kernel version is...

Hello: I'm new to writing device driver modules in the Linux environment. Wondering what is the best source of up-to-date descriptions for the...

Hi! Iam facing aproblem while trying to mount a 4GB SD card(High capacity) when formatted with a logical sector size of 512 which is always...

Hi I have installed in the new version of iptables 1.3.8 from the website on the Kernel 2.6.20. I have introduced a integer variable in the...

I have 2 modules Module A having function F() and also having init_module/cleanup_module . Module B having function F() and also having...

Hi, I am kind of stuck at this point. The situation is thus : I have two devices A and B. The moment a certain interrupt X happens on...

What is the clock skew warning? what should i do?

hi to all, i started sample driver in suse linux10.1 and the following is the gcc command to compile the simple helloworld program gcc...

hi, i gone through tasklets and waitqueues , i have one doubt regarding atomicity. tasklets are very fast and tasklet code must be "atomic". ...