Operating Systems: Design and ImplementationFrom one of America's leading authors of computer science books comes complete coverage of operating systems, plus all the design and implementation issues with a complete operating system--MINIX. |
From inside the book
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Page 19
... files on drive 0 are not accessible . ( b ) After mounting , they are part of the file hierarchy . Block special files are used to model devices that consist of a collection of ran- domly addressable blocks , such as disks . By opening ...
... files on drive 0 are not accessible . ( b ) After mounting , they are part of the file hierarchy . Block special files are used to model devices that consist of a collection of ran- domly addressable blocks , such as disks . By opening ...
Page 331
... special things for special files . As a starter , when a special file is opened , the procedure dev_open ( line 12233 ) is called , just in case some ... file system contains a few SEC . 5.7 331 IMPLEMENTATION OF THE MINIX FILE SYSTEM.
... special things for special files . As a starter , when a special file is opened , the procedure dev_open ( line 12233 ) is called , just in case some ... file system contains a few SEC . 5.7 331 IMPLEMENTATION OF THE MINIX FILE SYSTEM.
Page 398
... file ( ignored ) # blocks and i - nodes # root directory # bin dir : mode ( 755 ) , uid ( 2 ) , gid ( 1 ) # shell has mode rwxr - xr - x # u = SETUID ... file system contained on the special file is mounted 398 APPENDIX C MINIX USERS GUIDE.
... file ( ignored ) # blocks and i - nodes # root directory # bin dir : mode ( 755 ) , uid ( 2 ) , gid ( 1 ) # shell has mode rwxr - xr - x # u = SETUID ... file system contained on the special file is mounted 398 APPENDIX C MINIX USERS GUIDE.
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Operating Systems: Design and Implementation Andrew S. Tanenbaum,Albert S. Woodhull No preview available - 2009 |
Common terms and phrases
address space algorithm allocated bit map buffer bytes cache caller char character clock command compiler contains controller copy data segment deadlock define device drivers disk block diskette entry error example EXEC executed extern struct file descriptor file system filp flag floppy disk FORK fsck hardware header hole i-node IBM PC implement include h/const.h inode input interrupt kernel linked loop machine memory manager MINIX MINIX file system mode mounted MS-DOS needed no_sys operating system output page fault parameters password pointer problem proc proc_nr procedure process table PUBLIC int queue RAM disk register struct request return(OK scheduling semaphore server SETUID shown in Fig signal slot special file stack struct inode super_block system call task terminal UNIX update user process variables video RAM vir_bytes virtual address waiting zone