understanding the linux kernel mobi

... 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

Ngày tải lên: 25/03/2014, 10:52

... /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

Ngày tải lên: 08/03/2014, 23:20

Ngày tải lên: 19/03/2014, 13:36

... you to choose whether your tabbed panels simply display their names, or if they include the panel’s icon as well. If the icon helps you to quickly identify the panel then select the Show Tab Icons ... you prefer the unclut- tered workspace of the default option then simply leave this option blank. Fireworks MX adds the option of showing or hiding the icons next to the names of the floating ... look like, rather than what you might have named them. If you’d prefer to have the regular Fireworks icon applied to your PNG files, rather than the default preview, then uncheck the Add Preview...

Ngày tải lên: 27/08/2012, 14:31

... 2001) linux/ kernel n The core kernel code. n sched.c – the main kernel file”: n scheduler, wait queues, timers, alarms, task queues. n Process control: n fork.c, exec.c, signal.c, exit.c etc… n Kernel ... /usr/include /linux. n Kernel- only portions guarded by #ifdefs n #ifdef _ _KERNEL_ _ n /* kernel stuff */ n #endif n Other directories: n math-emu, net, pcmcia, scsi, video. 3 CS591 (Spring 2001) Kernel Design ... Drivers Modules 24 CS591 (Spring 2001) The Kernel Symbol Table n Symbols accessible to kernel- loadable modules appear in /proc/ksyms. n register_symtab registers a symbol table in the kernel s main table. n...

Ngày tải lên: 12/09/2012, 14:40

... nguyên hệ thống cho các người dùng Kernel Modules Trong những năm đầu của Linux, kernel Linux là một monolithic kernel. Monolithic kernel là tất cả các dịch vụ của Kernel được biên dịch hết vào trong ... sự bất tiện của nó. thế là modular Linux kernel ra đời. Modular Linux kernel bao gồm một kernel tối tiểu và một tập các modules có thể được thêm vào khi kernel đang chạy để hỗ trợ các thiết ... processor-specific kernel tận dụng hết tính năng của CPU Các bước compile kernel Cấu hình kernel make config: Cấu hình kernel module từng dòng một tại console make menuconfig: Cấu hình Kernel Modules theo...

Ngày tải lên: 05/11/2012, 14:37

... traceroute stops at Router2. Therefore, the problem is beyond the link between Router1 and Router2. Cisco − Understanding the Ping and Traceroute Commands The Traceroute Command The traceroute command ... Understanding the Ping and Traceroute Commands successful only if: the echo request gets to the destination, and• the destination is able to get an echo reply back to the source.• For all the ... router: Cisco − Understanding the Ping and Traceroute Commands Cisco − Understanding the Ping and Traceroute Commands Understanding the Ping and Traceroute Commands Introduction The Ping Command Why...

Ngày tải lên: 13/11/2012, 11:22

... around expression  if-then-else : if [ <exp1> ] # include SPACEs then # what to do if the exp1 is true elseif [ <exp2> ] then # what to do if the exp2 is true else fi The Saigon CTT  ... and #bg %job_id The Saigon CTT  The The for for loop loop  Syntax : for <variable> in <list> do #list of commands to do done The Saigon CTT  The The while while ... input the information into script when executing the script ( interactive)  Commands : read select The Saigon CTT  The Linux Shell The Linux Shell  Shells : Bourne (sh), Bourne Again (bash),...

Ngày tải lên: 24/06/2013, 01:25

... use kernel configuration tools  Recompile and install a kernel  Identify kernel modules  Configure LILO to use a new kernel The Saigon CTT Linux Kernel The Saigon CTT  The Source Tree The ... /usr/src /linux # mkdir /usr/src /linux- 2.4.19-16 # tar xzfv linux- 2.4.19-16.tar.gz –C /usr/src /linux- 2.4.19-16 The Saigon CTT  Preparing For The New Kernel Preparing For The New Kernel  See ... The Saigon CTT  Customize & Install New Kernel Customize & Install New Kernel  There are many possible make targets in the Linux kernel Makefile that can be used to build kernel...

Ngày tải lên: 24/06/2013, 01:25

Ngày tải lên: 17/08/2013, 10:39

... System • The hardware can be different for the primary and standby databases. • The operating system and platform architecture for the primary and standby databases must be the same. • The operating ... releases for the primary and standby databases can be different. • If all databases are on the same system, verify that the OS allows you to mount more than one database with the same name. Copyright ... the following topics: • Reviewing the Oracle Data Guard architecture • Reviewing the processes that Data Guard uses to transport and apply redo logs • Reviewing the modes that are used to recover...

Ngày tải lên: 26/10/2013, 20:15

... Understanding the SqlConnection Class You use an object of the SqlConnection class to connect to a SQL Server database, and this object handles the communication between the database ... int Gets the number of seconds to wait while trying to establish a connection to a database. The default is 15 seconds. Database string Gets the name of the current database (or the database ... database (or the database to be used once the connection to the database is made). DataSource string Gets the name of the database server. PacketSize int Gets the size (in bytes) of network packets...

Ngày tải lên: 28/10/2013, 16:15

Ngày tải lên: 20/11/2013, 21:24

Ngày tải lên: 25/11/2013, 11:07

... PARTICULAR THE ABILITY OF THE kernel (which is the heart of the oper- ATING SYSTEM OF THIS -INIX DISTRIBUTION DIDNT PLEASE HIM MUCH (E DECIDED TO CREATE A BETTER kernel and gave it the name Linux. Possibly ... FOCUSING ON THESE THREE ONLY ) AM NOT MAKING A STATEMENT ABOUT the quality of the other distributions; however, it makes sense to focus on these three as they make up more than 90% of the Linux market. ... home, you are probably the only user who is logged in to it. However, if you are a Linux user at the Linux server in your company, there can be other users as well. In the latter case, it is...

Ngày tải lên: 10/12/2013, 14:15

... elevation, in the GPS signal. All that the GPS satellite does is shoot out a signal in all directions, although there is a preferential orientation towardthe Earth. In essence, the GPS operates on the ... takes for the signal to travel to the receiver. Distance is then a simple matter of comput- ing D = V x T, or deriving distance (D) by multiplying the time in transit (T) of the signal by the velocity ... given. Therefore, the only thing needed by the user to calculate distance from any given satellite is a measurement of the time it took for a radio signal to travel from the satellite to the receiver. 33 Three...

Ngày tải lên: 13/12/2013, 05:15

Ngày tải lên: 13/12/2013, 05:15

... time the request was submitted, even if it was the same code each time. With the advent of the .NET platform, Microsoft updated the Active Server Pages framework and created ASP.NET. The main ... 27. In the remainder of this chapter, you will learn more about the structure of an ASP.NET application.   Understanding the Internet as an Infrastructure You have heard all the hype ... when they attempt to log in, and query user information so you know who is accessing your Web site. You can use the Login control to prompt the user for their credentials and validate them,...

Ngày tải lên: 15/12/2013, 00:15