Re: Why is kernel memory not pagable ?

Hi On Mon, Oct 21, 2013 at 8:53 AM, Nav Kamal wrote: > Am very new to kernel programming and one of the concept says that kernel > memory isn't pagable ? Can please someone explain its reason ? If we try to page off kernel structures we might have a deadlock trying to bring it back. Imagine you

Re: Magic number in kernel version string

Hi, On Wed, Aug 28, 2013 at 6:56 PM, Woody Wu wrote: > Hi, > > In my own built kernel, its version string (via uname -a) has a magic > number: 'Linux MyProd 3.x.x-LOCALVERSION-9b5c9ab2-dirty' > > I want to understand, where the '9b5c9ab2-dirty' comes from and how can > I change it? Thanks. > T

Re: Documentation on device-mapper and friends

Hi On Mon, Apr 29, 2013 at 9:51 AM, amit mehta wrote: > On Sun, Apr 28, 2013 at 5:24 PM, Greg Freemyer > wrote: >> A nice diagram of the overall storage subsystem is at >> http://www.thomas-krenn.com/en/oss/linux-io-stack-diagram.html >> >> Dm is just a single block in it, but it can help to s

Re: SIGKILL and a sleeping kernel module

Hi On Tue, Feb 19, 2013 at 1:16 AM, Srivatsa S. Bhat wrote: > On 02/19/2013 02:07 PM, Kevin Wilson wrote: >> Hi all, >> I am trying to send a SIGKILL to a kernel module which is sleeping. >> I added a printk after the sleep command. >> Sending a SIGLKILL (by kill -9 SIGLKILL pidOfKernelThread) do

Re: kernel source code tree

Hi On Sat, Feb 9, 2013 at 7:48 AM, sunil wrote: > Hi all, > > need help, I am trying to write simple device driver. But before that > i need to download kernel source code tree > someone please explain how to download this and configure. I am very > new to this. I am using ubuntu 12.04 > https