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15
votes
4answers
3k views

Is Assembly still relevant?

Are there major differences between assembly language and higher level languages when it comes to coding and/or managing projects? Obviously it takes more statements in assembly language to carry out ...
2
votes
1answer
105 views

Support Vector Machines as Neural Nets?

This is more of a conceptual question. I have learned about Neural Nets, and I have some clue as to how Support Vector Machines work. I read somewhere however that given the appropriate kernel (is ...
-1
votes
2answers
212 views

NT Kernel Source

Well, the first question would be: Is it legal to take hold of the NT Kernel Source? If so, proceed to the second paragraph; if not, proceed to the third. The first thing you'd probably ask is "Why ...
-1
votes
2answers
243 views

Theoretical basis for (Linux) kernel development

KernelDevViewpoint (an apparently serious source) makes kernel development look like an accessible art. According to them: Contrary to popular belief, kernel developers rarely need to know math ...
125
votes
11answers
10k views

How do operating systems… run… without having an OS to run in?

I'm really curious right now. I'm a Python programmer, and this question just boggled me: You write an OS. How do you run it? It has to be run somehow, and that way is within another OS? How can an ...
8
votes
4answers
747 views

Other than the Linux kernel, which operating system kernels should you study? [closed]

The Linux kernel is often listed as a code base which you are recommended to read and, even if it is poorly commented (or the files I have looked at have all been), it does have some really good code ...
6
votes
1answer
501 views

Does change the license under which Linux is released need the permission of all the copyright holders?

As far as I know Linus holds the copyright to Linux. While looking around in the kernel sources, I see that almost every file has it's own copyright holders. For example the file module.c in the ...
2
votes
2answers
183 views

Hardware running gpl code

Let's say I am selling hardware that uses the linux kernel. Do I have to state somewhere that it is running linux(or other gpl code)? The reason I am asking this is because I bought a television, ...
13
votes
12answers
3k views

Why do operating systems do low level stuff in C and C++? Why not just C++?

On the Wikipedia page for Windows, it states the Windows is written in Assembly for the bootloader and task switcher, and C and C++ for kernel routines. IIRC, you can call C++ functions from an ...
190
votes
15answers
47k views

Why was Tanenbaum wrong in the Tanenbaum-Torvalds debates?

I was recently assigned reading from the Tanenbaum-Torvalds debates in my OS class. In the debates, Tanenbaum makes some predictions: Microkernels are the future x86 will die out and RISC ...
4
votes
1answer
229 views

unseen/unknown function definition in linux source

Can any one please explain this piece of code I found in the linux kernel source. I see a lots of code like this in linux and minix kernel but dont seem to find what it does (even if C compilers ...
0
votes
2answers
225 views

Are monolith and microkernel design patterns or strategies?

What's the difference between a design pattern and a strategy? Is the monolith actually an anti-pattern?
2
votes
1answer
385 views

Are there similarities between operating system kernels and programming language kernels?

I know very little about Smalltalk but I noticed that there's a frequent mention of the "kernel". Dan Ingalls prime maintainer of several implementations of Smalltalk also worked on a Javascript ...
1
vote
1answer
117 views

Kernel module implementation estimate [closed]

I have a very abstract question about a kernel module writing estimate. How much dev-hours/months may required to write or, especially, port an existant kernel driver for a new PCI HBA from one ...
4
votes
4answers
4k views

Why does ARM processors dominate Mobile platforms while x86 dominates Desktop/Server platforms

Almost all of the mobile phones, except the ones being produced by Intel, use ARM based processors while desktop/server industry is dominated x86 processors. What features does one provide over the ...
2
votes
2answers
670 views

Low Level vs High Level Development [closed]

I really want to start working in OS development, particularly kernel development, with the Open Source Darwin Project - building my own Mac-like operating system, however I am simply not experienced ...
12
votes
5answers
1k views

Advice for an ambitious student on building your own kernel

I'm a very ambitious university student who wishes to learn pretty much everything there is to know about computers (bash me if you want, I love learning). Recently I thought it would be a fun project ...
4
votes
3answers
2k views

Is there a canonical book on data structure and algorithms in C? [closed]

I want to learn kernel programming but before that I want to have firm understanding of data structures and algorithms in C. I am a beginner in this field. Can you refer any book or resources that ...
10
votes
3answers
1k views

What are some interesting but not too difficult projects for a beginner kernel hacker?

Having taken a course in Operating Systems I'm interested in expanding my knowledge of the Linux kernel and practice working with a big system. What are some interesting but not overly difficult ...