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Signal handlers - PowerPoint PPT Presentation

Concurrent Programming

Concurrent Programming. Introduction to Locks and Lock-free data structures. Agenda. Concurrency and Mutual Exclusion Mutual Exclusion without hardware primitives Mutual Exclusion using locks and critical sections Lock-based Stack Lock freedom Reasoning about concurrency:

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728 views • 52 slides

Operating Systems IPC Unix Case Study: Signals

Operating Systems IPC Unix Case Study: Signals. Signal: An IPC Mechanism. With pipes we communicated data With signal, we can communicate control command The only information is: The number identifying the signal Interrupts a process and forces it to handle the event immediately

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443 views • 21 slides

UNIX Signals Bach 7.2

UNIX Signals Bach 7.2. Operating Systems Course The Hebrew University Spring 2010. Reminder: Kernel Mode. When the CPU is in kernel mode , it is assumed to be executing trusted software, and thus it can execute any instructions and reference any memory addresses.

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368 views • 21 slides

Nutt Exercise III

continued. Nutt Exercise III. Signal handlers. The complete program on p. 91 illustrates how a signal handler is registered with the signal() system call (see man page on cs01) Also illustrates how the whole signaling system operates Also illustrates the form of a signal handler

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241 views • 9 slides

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Signal handlers - PowerPoint PPT Presentation

Concurrent Programming

Operating Systems IPC Unix Case Study: Signals

UNIX Signals Bach 7.2

Nutt Exercise III