Linus vs. NVidia

[sciguy-Ja3L+HSX0kI at public.gmane.org]

On 19 Jun 2012 at 16:50, William Muriithi wrote:

> Hi,
> 
> > It's interesting how everyone notices only this part that is less then 2
> > minutes towards the end of the lecture.
> >
> > I enjoyed listening to all the talk.
> 
> I just remembered something I did not understand and I am wondering if
> there is anyone here who can clarify what he meant.
> 
> Someone had asked him if there was any other language other than C
> that can fit operating system development. He said no and he showed a
> couple of reasons why that is the case.  One of that case was the
> ability to optimize, as he can see the assembly lines that will be
> generated by just looking at the C code.  

He means that, having coded raw machine code without an assembler since 
about age 10, he can now look at C code and visualize in his mind how 
efficient the machine code will be, allowing him to micro-optimize the 
code effectively. That is a rare skill.

> At that point he brought up
> a fact that Linux is the only language 

the only kernel, you mean...

> that can parse file without
> cache miss and apparently this has only been possible the last 18
> months.

I think you mean "without contention". It always accesses the cache.

> 
> I haven't streamed the video again today, just trying to write what I
> though he said and I most likely mis quoted him.  Think though I have
> enough details for one to figure out what section I am referring.  My
> problem though, I didn't really understand what he meant Linux can do
> now.  Either my English language skills is failing me or my operating
> system concepts are weak
> 
> Did anyone figure it out and able to clarify it for us a little challenged?
> 
> William
> >
> > --
> > Ori Idan
> >
> --
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