understanding the linux kernel 3rd edition ebook download

... some process, the kernel lets the disk controller handle it, and resumes executing other processes. An interrupt notifies the kernel when the device has satisfied the read, so the former process ... while the CPU is running a kernel control path with the interrupts enabled. The first kernel control path is left unfinished and the CPU starts processing another kernel control path to handle the ... simplest case, the CPU executes a kernel control path sequentially from the first instruction to the last. When one of the following events occurs, however, the CPU interleaves the kernel control...

Ngày tải lên: 21/12/2013, 11:15

... address the segment, the kernel just loads the value yielded by the macro into the cs register. ã A kernel data segment. The fields of the corresponding Segment Descriptor in the GDT have the ... or the brk( ) system call (which is invoked internally by malloc( )), the kernel just updates the size of the heap memory region of the process. A page frame is Understanding the Linux Kernel ... permanently mapped by the kernel, and the "high memory," that is, the physical memory that is not permanently mapped by the kernel. Understanding the Linux Kernel 26 1.6.4 Process...

Ngày tải lên: 25/03/2014, 10:52

... Sega models, meaning that the players could not run their existing videogames. Furthermore, the catalog of games for these new consoles was not very large at the time they were launched, which ... and many others are stronger and in some cases even more profitable than before the Internet crash and the following downturn. The third edition of this book explains to the reader how these companies ... governmental agencies. In the United States they are the ARPA, the Department of Energy, EPA, NASA, NIH, National Institute for Standards and Technology, and the NSF. The total for the HPCCI was budgeted...

Ngày tải lên: 21/09/2012, 17:27

... used by other languages. The CLS includes a subset of the Common Type System (CTS). The CTS defines the rules concerning data types. Of course, C# supports both the CLS and the CTS. I The C# ... because the format information in a word processor file will confuse the C# compiler. When entering the program, call the file Example.cs. Compiling the Program To compile the program, execute the ... before they are used. Further, the kind of values that the variable can hold must also be specified. This is called the type of the variable. In this case, x can hold integer values. These are...

Ngày tải lên: 06/08/2013, 17:29

... /lib/modules /kernel- version. Kernel image và initrd được đưa vào /boot/.  Với việc biên dịch kernel, với mỗi kernel có thể có các lỗi khác nhau. (Vì source kernel không đúng). Tùy theo tình huống ... - Chú ý: phải remove theo thứ tự ngược lại. - Liệt kê module lại để kiểm tra 2/ Compiling kernel: - Download source kernel từ trang kernel. org. - Để biên dịch được kernel, cần cài bộ C ... MẠNG ATHENA 2 Bis Đinh Tiên Hoàng, P. Đa Cao, Q.1, TP.HCM Tel: (84-8) 38244041 – 0989012418 www.athena.edu.vn Biên soạn: Nguyễn Trí Thức – Lưu Hành Nội Bộ 97 Bài Lab 6: Compiling the linux...

Ngày tải lên: 29/09/2013, 20:20

... Understanding the Linux Kernel [BC00] [BC03] tend to cover the entire kernel rather than one topic with the notable exception of device drivers [RC01]. These books, particularly Understanding the Linux Kernel, provideinvaluable ... Between these systems, they have the bulk of the code patterns that are prevalent throughout the rest of the kernel code, which makes the deciphering of more complex systems such as the page replacement ... ZONE NORMAL.Thisisthephysical memory directly accessible by the kernel and is related to the kernel/ userspace split in the linear address space marked by PAGE OFFSET .The value, with the others, is stored...

Ngày tải lên: 08/03/2014, 23:20

... talk to each other over networks. The two protocols that give the suite its name are among the most important, but there are many others, and we shall meet some of them later. These protocols ... Whatever the name of the module, the LoadModule directive requires the exact filename. 2.6.2.1 LoadFile The LoadFile directive links in the named object files or libraries when the server ... required by the protocol, by convention there is a dividing line somewhere inside this number: to the left is the network number and to the right, the host number. Two machines on the same physical...

Ngày tải lên: 25/03/2014, 10:39

... enforcing the policy. When you’re done modifying the configuration file, you’ll have the following: # This file controls the state of SELinux on the system. # SELINUX= can take one of these three ... configuration of SELinux, but we’re going to disable it for the sake of simplicity. While disabling SELinux is not the ideal situation, the configuration of SELinux is beyond the scope of this ... Documentation lowers the barrier to entry and helps people contemplate the possibilities. Produced with the generous support of O’Reilly Media, Asterisk: The Definitive Guide is the third edition of what...

Ngày tải lên: 31/03/2014, 01:20

... files to the server. The easiest way to do this is to drag the files from another open window, and then drop them in the FTP window. Figure 3-12 shows the steps to upload the résumé example. ... once. The server heeds these requests and sends back the contents of the desired web pages. www.it-ebooks.info 23  :     Introducing HTML: The Language of the Web 3. ... QUESTION The Web vs. the Internet Is there a difference between the Web and the Internet? Newscasters, politicians, and regular people often use these terms interchangeably. Technically, however, the...

Ngày tải lên: 31/03/2014, 16:46

... do anything to the HTML—just create the CSS rule, and let the browser do the rest. Tag selectors are easy to spot in a CSS rule, since they bear the exact same name as the tag they style—p, ... to a page; another option is the CSS @import directive, as discussed on page 42. The link tag specifies the location of the external style sheet. The rel attribute simply lets the browser know ... title attribute: img[title] The first part of the selector is the name of the tag (img) while the attribute’s name goes in brackets: [title]. www.it-ebooks.info CSS3: THE MISSING MANUAL 78 CHILD...

Ngày tải lên: 31/03/2014, 16:47

... into the overall struc- ture of the document. Every element in the document is either the parent or the child of another element, and it’s often both. An element is said to be the parent of another ... parent to another em element. Conversely, an element is the child of another element if it is directly beneath the other element. Thus, the anchor element in Figure 2-14 is a child of the strong ... {font-weight: bold;} Note the presence of the tilde (~) in the selector. It is the key to selection based on the presence of a space-separated word within the attribute’s value. If you omit the tilde, you...

Ngày tải lên: 31/03/2014, 16:49

... is the difference between = (single-equal) and == (double-equal)? The = (single-equal) assigns the value on the right to a variable on the left. The == (double-equal) tests if two things have the ... modify the parts of the functions. Try to change it on purpose to make another value. 4. Finally, do the inverse. Write out a simple formula and use the functions in the You should study the output ... Questions What is the difference between %r and %s? Use the %r for debugging, since it displays the "raw" data of the variable, but the others are used for displaying to users. What's the point...

Ngày tải lên: 15/04/2014, 21:04

... follow the same plan — sometimes called the build plan — so that the right set of components comes together in the right way and at the right time for the earliest possible discovery of the most ... related to these risks. At the most general level, the process of testing should allow the test organization to assess the quality risks and to understand the failures that exist in the system under ... business problem that the system solves, and the mission the sys- tem serves. When testers understand the design of the system, at least at a high level, they can augment their behavioral tests...

Ngày tải lên: 28/04/2014, 16:25

Ngày tải lên: 13/05/2014, 11:41

... code in the kernel. MAINTAINERS lists the names of the individuals who maintain subsystems and drivers in the kernel. Makefile is the base kernel Makefile. Building the Kernel Building the kernel ... the kernel. Although the kernel certainly is unique in many ways, at the end of the day it is little different from any other large software project. Obtaining the Kernel Source The current Linux ... Library www.it-ebooks.info ptg 8 Chapter 1 Introduction to the Linux Kernel As Linus and other kernel developers contribute to the Linux kernel, they decide how best to advance Linux without...

Ngày tải lên: 15/02/2014, 19:20

Ngày tải lên: 07/11/2013, 21:15

Ngày tải lên: 07/11/2013, 21:15

Ngày tải lên: 15/12/2013, 06:15