This tag is for questions about the internals of the Linux kernel itself - particularly about use or configuration of kernel modules or drivers.

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0
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2answers
12k views

Mounting External Hard Drive on Red Hat

I have Red Hat Enterprise Linux 6 installed on my machine. I am unable to mount an External Hard (NTFS). I have tried several options which are as under: Option 1 After making a dir /media/windows ...
3
votes
2answers
2k views

pinning process to a CPU

I wish to pin a process to a CPU1 in my dual CPU machine - how can I do it in Linux - any pointers ?
0
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0answers
619 views

error while loading new compiled Linux kernel image into the android emulator(1.5) [duplicate]

Possible Duplicate: reboot failed error while loading new zImage in the android emulator I have successfully compiled Linux kernel for android: root@ubuntu:~/common# ARCH=arm ...
4
votes
1answer
590 views

Where did SELinux go?

I am compiling a new kernel, and want to enable SELinux but don't see it in menuconfig anywhere. The only framework under security options is Tomoyo.....so I ask, what happened to SELinux? Both ...
5
votes
4answers
10k views

How to search by content on Ubuntu

I'd like to search the entire server by content. (text file) When I try grep -rl "text here", it freezes. How would you do it? And how long does it usually take?
0
votes
1answer
337 views

WLAN LED randomly blinking when there is no traffic

I've got a Linksys WUSB54GC WLAN USB interface (Ralink chipset) and I'm running Debian GNU/Linux 6.0. The LED very often randomly blinks although there is no traffic in the network. I checked this ...
1
vote
5answers
23k views

Where can I find linux-kernel-headers-x.x.x.x for SUSE?

I'm installing VMware Workstation on a SLED 11 SP1, and the installation is blocked by an error message "Kernel headers for version 2.6.32.27-0.2-default were not found". If you installed them in a ...
3
votes
2answers
1k views

Compile linux kernel for different machine

I am new to kernel development, and I have to compile a kernel with some specific features and then install it on some machines. The problem is that these machines are slow, and hence I want to ...
0
votes
1answer
423 views

Interrupt Descriptor Table and System Call Table?

Anyone please help me find out the relation between these two. Read somewhere that "The IDT is initialized one first time by the BIOS routine but Linux does it one more time when it take control." ...
2
votes
2answers
2k views

lsmod and /proc/modules

I can get a list of modules using either lsmod or cat /proc/modules. Do the two approaches use the same mechanism to retrieve the modules? I want to know this as we could use it to find some hidden ...
1
vote
1answer
256 views

Why is the Linux Boot Sequence organised the way it is…?

Why is the Linux boot sequence is organized the way it is? Power on + BIOS runs hardware initialisation and self tests, LILO/GRUB etc... but why is it organised the way it is? Would I be right ...
8
votes
3answers
690 views

Compiling the Linux kernel

Just for the learning experience, I have recompiled the Linux kernel with different options, installed and booted from it. It was both instructive and straightforward. However, I was overwhelmed by ...
1
vote
0answers
97 views

kernel 2.6.36 not booting

I m a newbie to kernel programming. I am trying to boot the kernel 2.6.36 on my ECG machine.It was working perfectly on 2.6.33.2. It is getting stuck on this step: ## Booting kernel from Legacy Image ...
0
votes
1answer
2k views

What do these error messages mean and how to fix it?

============================================================== actually I figured out this is an issue of intel video driver:http://lkml.indiana.edu/hypermail/linux/kernel/0902.3/01703.html ...
4
votes
2answers
54 views

How to remotely test the linux install CD for integrity

if you do, after the completing the test - it will eject the CD. and how are you going to reinsert the CD to complete your install? you're remote remember ??
0
votes
1answer
178 views

Unauthorized mount hd ubuntu 10.04

Hey, I am trying to mount my hd on ubuntu by I receive this message "No possible mount location - Not Authorized". It happened after some upgrades on system, and the sound stoped too. here is my ...
0
votes
2answers
86 views

Keeping VirtualBox working across Linux kernel upgrade

I recently installed VirtualBox on my Linux host. I noticed while running the install script that some kernel modules were compiled/installed. I upgrade the kernel (building from source) quite ...
0
votes
1answer
343 views

Kernel build “nothing to be done”

I am trying to compile the kernel version 2.6.20-15 on my Linux 10.10 with 2.6.35-22 kernel. Additionally, this is my assignment. After I download kernel, extract it and create a new .config file for ...
1
vote
2answers
318 views

Kernel vs ROOTFS

I think I know but I am a bit confused. Can someone please explain the difference between Kernel and rootfs in embedded system environment?
0
votes
0answers
216 views

Please comment on Hackbench performance on my embedded Linux device

I could not find this info any where else. I am trying to figure out if the hackbench result on my embedded Linux device is good enough. uname -a Linux 2.6.26-rt #5 armv6l Processor : ...
0
votes
1answer
540 views

Boot errors, after installed new kernel

I've compiled, installed new linux kernel, I'm getting errors while trying to boot it, Errors; 1. mount.ntfs : error while loading shared libraries : libfuse.so.2 can not open shared object file 2. ...
1
vote
3answers
395 views

Tutorials on How to set up a linux system from scratch

I have a USB hard disk. I want to run a simple application on Linux. Kinldy tell me the tutorial links where i can find info on how to build the bootloader, kernel and roof file system from scratch ...
1
vote
1answer
549 views

No network on 2.6.36 kernel ubuntu 10.04

I just built the latest kernel from source 2.6.36 on my ubuntu 10.04 (fully updated) The network is not working in the new kernel. Not working as in : The kernel routing is perfect Kernel IP ...
2
votes
2answers
82 views

how do i switch custom kernels?

i have created and installed a new kernel in my ubuntu system, but now i have added a new system call and created a new kernel, how do i set this new kernel as the one the OS should boot from. dpkg ...
9
votes
1answer
6k views

Linux overcommit memory

I've been looking into memory overcommitting in Linux using /proc/sys/vm/overcommit_memory, and I've read a few articles which don't say the same thing. This doc, under the heading "Going in the ...
0
votes
2answers
831 views

How do I REbuild OpenSuse kernels?

I am trying to install some patches and drivers needed for a wifi card, but im getting an error that says: "build your kernel with CONFIG_LIBIPW=m." How can I recompile the kernel to add that? And ...
1
vote
0answers
163 views

Upgrading kernel in live ISO file?

I'm no Linux expert and I need to upgrade the kernel, and some applications, in a Ubuntu live ISO file whose structure looks like this: I've never done this before, and would like to check ...
1
vote
1answer
108 views

kernel compilation failure [Ubuntu Lucid]

I'm a newbie Linux/Ubuntu user. And I tried to compile a kernel as my Dell Studio 1555 laptop cannot be hibernated due to ATI open source graphic driver bug. So, I had to compile a kernel version ...
1
vote
2answers
71 views

Is it possible/ok to delete the header/image .deb files from a self-compiled Kernel in /usr/src?

As it is my first time compiling a kernel,I tried to compile a kernel version 2.6.35-rc6 but after 2-3 days of compilation the new kernel 2.6.35 came out. So, I'm wondering whether it's ok/possible to ...
4
votes
4answers
198 views

What steps do I need to take to compile and install a Linux kernel?

What are the correct steps to compile a Linux kernel? Are these steps the same or different for different kernel versions i.e for 2.2, 2.4 and 2.6.