for questions concerning Ubuntu's kernel, including compiling and questions relating to modules

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9 views

USB 3.0 READ Speeds enabled with “libccid” but WRITE Speeds still slow; “SuperSpeed” recognized

Fresh install of Ubuntu 14.04.1 LTS (updates bring it up to 14.04.2 LTS) USB 3.0 flash drive (Corsair 64 GB Survivor Stealth and Silicon Power 64G M70); both show slowness prior to loading ...
0
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1answer
14 views

Can't boot Ubuntu on Asus 1225B [on hold]

I installed Ubuntu 13.04 and at the end of installation it asked to restart. I restarted but it didn't shut down. All it's done - asked to terminate processes(OK) and nothing else. I shut it down ...
3
votes
1answer
25 views

Dell 7537 syslog over 40 GB

I am a new user and not a techie, but i love ubuntu. I am at 14.10 currently and have almost 60GB allocated to /var but lately the /var folder has been eating up almost over 40GB of space, the last ...
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0answers
12 views

how to apply new kernel configuration created by make menuconfig

I am compiling Raspberry PI kernel and i am asking here because i think it is almost same or similar. while following this step, i want to change some configuration of kernel. So i used make ...
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0answers
34 views

How to update kernel to 3.19 on 14.04 with i915 Intel graphics?

On 14.04.2 LTS (amd64), I need to update the Linux kernel to 3.19+ (because it adds support for some hardware I have). The computer uses EFI and has an integrated Intel Graphics controller. lspci ...
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0answers
12 views

I want to download Ubuntu 14.04 source to my CentOS :Linux jwang 2.6.32-279.el6.x86_64

I want to download Ubuntu to my 14.04 source to my CenTOS :Linux jwang 2.6.32-279.el6.x86_64 #1 SMP Fri Jun 22 12:19:21 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux I also I would like to compile this ...
0
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1answer
21 views

Kernel module compilation fails (gcc: error: elf_x86_64: No such file or directory)

I'm trying to compile a simple kernel module, but the compilation fails due to a wrong argument passed by make to gcc. This is the Makefile: obj-m += test.o all: make -C /lib/modules/$(shell ...
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0answers
48 views

xubuntu freezes every time

I am asking this as there does not seem a clear way to diagnose the problem. I have searched several sites including this one. After a few minutes Xubuntu freezes and I can't use the mouse or ...
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1answer
26 views

uname -a gives a wrong kernel version

I have the 3.16 Linux kernel package installed on my Ubuntu 14.10 server, but when i try to run uname -a it gives me this: Linux example.com 3.13.0-36-generic #63-Ubuntu SMP Wed Sep 3 21:30:07 UTC ...
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0answers
30 views

3.19.3 kernel driver for 174f:14b2 (syntek)

I am not able to find driver for my integrated webcam - please advise if anyone faced similar issue and was able to resolve it. Details: lsusb sees the device as 174f:14b2 Syntek PS.: stkwebcam ...
0
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1answer
28 views

Changing kernel driver from wl to b43

im running on ubuntu 14.10 and i want to change my wireless kernel driver from wl to b43. is there a step by step procedure to do this? here's my adapter info. i run sudo lspci -k 08:00.0 ...
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0answers
16 views

Kernel on Ubuntu Partition has stopped working

I was writing some software on my ubuntu partition, and suddenly I couldn't open any new apps. I turned my laptop off and on, and I could boot to my ubuntu partition from grub, but then I got a weird ...
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0answers
20 views

Kernel does not support online resizing

I'm attempting to resize an ext4 filesystem, however I'm getting the error below. Im pretty certain the kernel support online resizing. Btw it's the root partition which im trying to resize. I don't ...
0
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0answers
33 views

No wireless on Asus N56VJ, AR9485 Wireless Network Adapter

I've been having a problem with my wireless connection since yesterday: I can't connect to some of my wifi networks -my password doesn't seem to work-, and when I do, the connection is slow, keeps ...
0
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0answers
34 views

Applying recent kernel change to older (14.04 LTS) kernel

I believe there is a kernel fix for 2015 lenovo touchpad buttons not working in linux. It was just created (3/15) on the mainline kernel. This issue (see last post): issue report Pointing to this ...
0
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1answer
42 views

getting error when inserting driver module

error as can not be read private key when I install driver Realtek driver module to linux ubuntu 14.04 (3.13-.0-32-generic) how to resolve this problem . can i downgrade my kernel version of current ...
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0answers
32 views

Ubuntu 12.04 Kernel 3.19 or later

I have a Dell E7440 Ultrabook with an eDock Port Replicator. That dock is somewhat special in the way it handles the DVI and Displayport Connectors. Kernel Support is available from 3.19. On this ...
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0answers
17 views

Error compiling kernel

I am trying to compile the kernel for the pcDuino3 using this tutorial. The only problem I am experiencing is when running make. Make just exits with the an error like: make[1]: *** [sub-make] Error ...
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0answers
9 views

Add module to linux kernel

i'm working in project with python and mysql database .my question is how add this python script to the linux kernel so that i put it in raspberry Pi+. I can do this or not!!!
-1
votes
1answer
40 views

python3 - ImportError: No module named '_chipset' [on hold]

I tried to run python3 script as follows : $python3 quick_dump.py ...but every time I get output as : ImportError: No module named '_chipset' I just watched the quick_dump.py script imports ...
1
vote
1answer
37 views

What is “linux-tools” package? Is it needed for “average” desktop user?

What exactly is "linux-tools" set of packages? It is released with every kernel version, but (from what I can see) it contains only a few diagnostic utilities (cpupower, pref, turbostat, ...
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3answers
109 views
+150

Writing to a specific memory location

I am trying to edit a file inside /proc/devices-tree to be exact, and i am unable to do so, I am getting: "permission denied" or "Input/Output error". I have tried all possible combinations of ...
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0answers
43 views

Kernel Panic running Ubuntu 14.10 bare-metal on IBM Power 8 (8247-22L) with level 3.16.0-31

After installing Ubuntu 14.10 on an IBM Power 8 LE system (8247-22L) with bare-metal image (kernel 3.16.0-23) an apt-get dist-upgrade command upgrades the kernel to 3.16.0.31. A reboot with this ...
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0answers
22 views

Is there a way i can download specific version (Build of Ubuntu ) ubuntu server?

Is there a way i can download specific version (Build of Ubuntu ) ubuntu server? I need to download the ISO directly so that when installed i get following root@:~# cat /etc/lsb-release ...
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0answers
44 views

How to make own Operating System by using source code? [closed]

Topic: I'm trying to understand how linux operating systems are made. I'm studying "Linux from scratch".. It says, we're required a linux operating system to make new linux operating system. As ...
0
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0answers
13 views

Undetected Screen on my laptop since kenel 3.13.0-45

In Kubuntu 14.04 LTS, since kernel update 3.13.0-45, the laptop display remain black after boot. The system is running ( i can fully access it via rsh ) and the graphic card also ( for external ...
0
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1answer
28 views

Where is the Ubuntu 14.04 kernel source code located? [duplicate]

I want to modify and want to make my own operating system using source code, so obviously firstly I need the kernel. I've decided that I'd use the Ubuntu 14.04 (Trusty Tahr) kernel. Where do I ...
0
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1answer
83 views

Ubuntu 14.04 Black screen nvidia driver 347. taints Kernel?

My pc, gtx 750 with nvidia 347 driver ubuntu gnome 14.04, boots only to black screen. When I look into the /var/log/syslog I get this error with the nvidia driver. nvidia: module license 'NVIDIA' ...
-1
votes
0answers
260 views

vmware 11.1.0 with kernel 3.19.0-9-generic on ubuntu 15.04 [closed]

i installed ubuntumate 15.04 and im trying to install the bundle VMware-Workstation-Full-11.1.0-2496824.x86_64.bundle first step is ok, however when i run the workstation it was saying that it ...
-1
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0answers
22 views

Ready made Kernel for Operating System? [closed]

Writing Kernal for Operating system is the worst challenges for Programmers. It takes much hours to debug codes and compiles.. I'm just come here to know, Is there any ready kernel for OS available ...
0
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0answers
23 views

Booting flash drive on multiple PCs

I installed Ubuntu GNOME on a 120GB USB 3.0 SSD with the intention of making a portable Linux install (not live) I could boot off of any system. I'm getting kernel panic due to UUID being incorrect ...
0
votes
1answer
50 views

Can't update kernel version because dpkg has an error everytime

I'm quite new to Ubuntu and want to upgrade my kernel to a newer version, but everytime I try I get the same error: Selecting previously unselected package linux-image-3.8.0-030800-generic. (Reading ...
0
votes
2answers
57 views

Change kernel version from command line [duplicate]

Is there a way to reboot with a different kernel version from the command line? I have Ubuntu PXE booted on a VM, and there is no graphical interface, but I need to downgrade the kernel (which is ...
-1
votes
0answers
23 views

Kernel compiling error

I am trying to compile kernel(with this tutorial). when i put skipabi=true skipmodule=true fakeroot debian/rules binary-arch this command i find error ambuj@ambuj-VPCEH35EN:~/dev/source$ ...
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0answers
26 views

CODE INVOLVING GPY in python

The code I am trying to run is given below here. It is not executing beyond line 114 ie. print k. After, that the printing of the model is not taking place and the errors being returned have been ...
0
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0answers
35 views

Issues building driver for my x120e on Ubuntu

After downloading the Realtek Linux mac80211 based driver: from Realtek Driver Downloads, I'm encountering the following error; after changing to the "appropriate" directory and executing sudo make: ...
0
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0answers
25 views

Kernel update questions [closed]

I know what the Ubuntu kernel is and what it does, I was just wondering: What is the newest version I can upgrade to from 12.04.5 LTS without updating the kernel? I am running Ubuntu on my Chromebook ...
0
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0answers
27 views

grub rescue in dual booting (with ubuntu 12.04) and kernel panic error

Can anyone please help me out in solving the grub rescue problem that I'm facing on my Lenovo G570 laptop (installed operating systems are - windows 7 home basic and ubuntu 12.04 LTS)? The initial ...
0
votes
1answer
13 views

Do I need to install kernel source to apply a patch?

I'm using Ubuntu 14.04 with Linux version 3.16.0-30-generic. I've installed Beignet for OpenCL support. I'm running into some errors and the Beignet documentation says to resolve them by applying this ...
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0answers
39 views

Where to download Ubuntu kernel source code? [duplicate]

I'm trying to modify Ubuntu using its source code. Can you please tell where to download Ubuntu's kernel source code?
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0answers
23 views

How to create simple Kernel module program? [closed]

Recently, I'm trying to learn Kernel Modules program with Hello World example.. So, I've downloaded a stable kernel archives from kernel.org website, Now I've placed it on Documents folder. And i've ...
0
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0answers
7 views

Android Kernel zImage is not creating

Everything goes fine till kernel configuration of android kernel source . But when it comes to compilation of kernel that also goes pretty good make -j4 ARCH=arm...... But at last it does not show ...
0
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2answers
41 views

Why kernel are updated regularly, even more frequent than os releases

I have been observing that with Linux kernels are updated regularly. What I believe that kernel provide a basic layer for os to interact different hardware and softwares. It is open source and in ...
2
votes
0answers
41 views

Undefined reference error while using custom system call in kernel 3.19

I'm trying to import new system call in the kernel 3.19. I've followed the tutorial given here! This is my simple code to implement factorial calculation via system call. #include ...
0
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1answer
43 views

9.517513---[end kernel panic - not syncing :vfs:unable to mount root fs on unkown block(0,0) [duplicate]

I am a windows 8 user I just tried installing Ubuntu 14.04 and downloaded ISO and burn it in on CD, but when I tried installing I got an error on: 9.517513---[end kernel panic - not syncing ...
3
votes
2answers
238 views

How can I use Kernel 3.19 in 14.04 now?

So I'm rebuilding my storage server. For stability, I want to use Ubuntu server 14.04 LTS as the OS. However, I'm planning to use Btrfs with RAID 5, and this has been greatly improved in kernel 3.19. ...
0
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0answers
12 views

Not able to install ubuntu 12.04 or 14.04 kernel panic

I am not able to install from scratch ubuntu 12.04 or 14.04 64bit or 32bit in my desktop: AMD 64 fx60 3GB RAM in 3 banks 4MB Asus a8n32 sli 2 Asus NVidia 7800 GT SLI SATA 3 board pcie hd ssd samsung ...
0
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0answers
21 views

Module rtl8188ee crashes frequently

I'm using 14.04 with the Utopic kernel and graphics stack (Linux 3.16) and I've been having some problems with my computer's built-in WiFi. Sometimes, my wireless connectivity will significantly slow ...
0
votes
2answers
53 views

CPU frequency control

I have a kubuntu 14.04 with the latest HWE kernel (3.16.0-31-generic), and a Xeon 1246v3 processor (which is basically an i7 4770 with ecc support). The processor has base frequency of 3.5 ghz, and ...
1
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1answer
46 views

What does Kernel do? [closed]

Firstly, I'd like to say that I LOVE LINUX OS :) I'm new and i found this project -> https://www.kernel.org/ is contributed it as an open source. My Question: Can i make my own Linux OS by using ...