Lab 3 - IDA

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<strong>Lab</strong> 4: Files (1) • filesys/file.[h|c] - operations on files. A file object represents an open file. • filesys/filesys.[h|c] - operations on the file system. • filesys/directory.[h|c] - operations on directories. • filesys/inode.[h|c] - the most important part of the implementation related to the file system. An inode object represents an individual file (e.g. several open files fd1, fd2, fd3 may belong to one inode “student.txt”). 34
<strong>Lab</strong> 4: Files (2) • devices/disk.[h|c] - implementation of the low-level access to the disk-drive. • filesys/free-map.[h|c] - implementation of the map of free disk sectors. 35
Page 1 and 2: TDDB68 2011 Lesson 2 Pintos Assignm
Page 3 and 4: Instead of Motivation • Some of y
Page 5 and 6: Lab 3: overview • Part A - Multip
Page 7 and 8: Exec & wait example: src/examples/s
Page 9 and 10: Part A Lab 3: Exec • pid_t exec (
Page 11 and 12: Lab 3: Exec Starting the child Pare
Page 13 and 14: Lab 3: Situations with Wait • Chi
Page 15 and 16: Lab 3: Situations with Wait • Chi
Page 17 and 18: Reference counting “poor man's ga
Page 19 and 20: Lab 3: Part B • Sometimes we want
Page 21 and 22: Lab 3: Part B • Every time you do
Page 23 and 24: Lab 3 (B): Program arguments • ST
Page 25 and 26: Address Name Data Type 0xbffffffd a
Page 27 and 28: Lab 3 : Part C • Part C: Making t
Page 29 and 30: Bad string argument • User progra
Page 31 and 32: Lab 3 : Pointer paranoia Memory val
Page 33: Lab 4: General Description • Lab
Page 37 and 38: Lab 4: Additional System Calls •
Page 39 and 40: Lab 4: Final Tests • For testing

Lab 3 - IDA

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