Hi All,
What is the meaning of user_mode(regs) macro ? What does it do ?
This macro used in many files in kernel like signal.c, trap.c, process.c
files.
>From the code it looks like it checks is in USER mode or KERNEL mode, but
still not clear on usage and implementation of this macro.
Thanks.
On Mon, Feb 20, 2012 at 10:33 AM, Royo Ruan wrote:
> Hi All,
>
> I am a newbie from China. I want to fix some bugs for linux kernel
> (current version or older versions), but this is my first time to join
> community, I don't know how to start... Please help me answer the following
> questions! :-
Hi All,
Can anyone clarify that when should I use _GPL and when not ?
Is there a policy like for new code, it must be _GPL ?
I see in kernel many places _GPL used like EXPORT_SYMBOL_GPL( ), but many
places only EXPORT_SYMBOL( ).
Regards,
Sumeet
___
Kern
Dear friends,
I want to know the basics xx_initcall ( ) in linux kernel. How this function
works ?
Observed in kernel code, many places late_initcall ( ), early_initcall ( ),
arch_initcall ( ), core_initcall ( ) gets called.
When did all these functions gets call during kernel initialization ?
I a
2011/6/2 Althaf
> Have you had a look over here [1], though it is a bit outdated, it have
> enough information to kickstart linux kernel, after that move on to
> Understanding series from various authors. I highly recommend spending time
> with Modern OS by AST inorder to get good idea on operati
On Wed, May 25, 2011 at 11:57 AM, Mohamed Thalib H wrote:
> On Wednesday 25 May 2011 09:12 AM, naren.me...@gmail.com wrote:
> >> Why not take this a little bit higher and rewrite the LDD3 book
> >> > sections that need updating, not (only) the source code examples.
> >> >
> > This sounds like an
On Thu, Aug 12, 2010 at 8:50 PM, John Mahoney wrote:
> On Thu, Aug 12, 2010 at 3:22 AM, er krishna wrote:
>> Yes its fine, I am just wandering if this option is enabled by bios ? How ?
>
> In sys these values are listed on a per cpu basis.
>
> To list possible governors:
> cat /sys/devices/system