sBubshait
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d047a3c242
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Update Userprog Makefile to include vm files
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2024-11-29 18:49:26 +00:00 |
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sBubshait
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c8b93c57ee
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Fix: Update writability of the last page after loading as a workaround to calculating the offset, w/ G
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2024-11-29 15:45:44 +00:00 |
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sBubshait
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92d0b68243
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Fix: Avoid closing the file after loading segments to be able to lazily load from file without opening, w/ G
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2024-11-29 14:32:55 +00:00 |
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sBubshait
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801fd7d310
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Implement page fault for lazy loading executables, w/ G
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2024-11-28 20:03:50 +00:00 |
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sBubshait
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df20e0fdfe
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Update load_segment to load only the metadata of the pages to the SPT, w/ G
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2024-11-28 18:35:49 +00:00 |
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sBubshait
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97e6e0fb1e
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Add SPT Helper Functions: Insert, Get, Cleanup w/ G
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2024-11-28 18:18:52 +00:00 |
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sBubshait
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14fc96febf
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Implement Supplemental Page Table (SPT) per thread along with structure for its entries, w/ G
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2024-11-28 17:54:15 +00:00 |
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Themis Demetriades
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1e6b90da0d
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Implement skeleton for swapping frames into disk
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2024-11-26 18:59:46 +00:00 |
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Themis Demetriades
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ea2725f606
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feat: implement frame table without thread safety
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2024-11-26 15:17:11 +00:00 |
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Demetriades, Themis
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605050e38d
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Merge branch 'code-review-2-changes' into 'master'
fix: code review 2 changes
See merge request lab2425_autumn/pintos_22!52
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2024-11-24 16:52:48 +00:00 |
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6225a2eb8b
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fix: ignore failing tests for now
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2024-11-24 16:22:13 +00:00 |
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aedb72246b
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fix: do not acquire filesys_lock for tell and seek
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2024-11-24 15:41:18 +00:00 |
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e1f0258f8e
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fix: handle malloc result in init_process_result
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2024-11-24 15:09:32 +00:00 |
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Saleh Bubshait
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eed4ce5130
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Merge branch 'single-exit-status' into 'master'
Use a single `exit_status` instead of two
See merge request lab2425_autumn/pintos_22!50
Task_2_-_User_Programs
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2024-11-15 18:08:25 +00:00 |
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8567434231
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Use a single exit_status instead of two
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2024-11-15 17:28:04 +00:00 |
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e76712d3fd
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Merge branch 'task2/thread-init-bug-fix' into 'master'
Fix Bug in fd_counter initialisation when USERPROG is not defined
See merge request lab2425_autumn/pintos_22!49
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2024-11-15 17:17:14 +00:00 |
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sBubshait
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8f82f9d747
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Fix Bug in fd_counter initialisation when USERPROG is not defined
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2024-11-15 16:57:16 +00:00 |
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Saleh Bubshait
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9ee29ac40a
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Merge branch 'child-results-hash-table' into 'master'
Implement hash table for child process results
See merge request lab2425_autumn/pintos_22!48
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2024-11-15 16:48:41 +00:00 |
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2566948a32
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Implement hash table for child process results
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2024-11-15 16:45:04 +00:00 |
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222aeff90f
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Merge branch 'task2/refactoring/saleh' into 'master'
Refactor System Calls and Process for Readability; Change FD to local counter and use it as hash
See merge request lab2425_autumn/pintos_22!47
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2024-11-15 16:41:12 +00:00 |
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sBubshait
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ea3b3594ea
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Update fd_hash to use the fd itself as the hash value for performance, w/ G & E
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2024-11-15 15:53:01 +00:00 |
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sBubshait
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6b1dbdd34f
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Update thread and syscall to use local fd counter instead global one, preventing overflow
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2024-11-15 15:48:56 +00:00 |
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sBubshait
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7daf4fb079
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Refactor process_exit to add more comments for readability
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2024-11-15 15:35:07 +00:00 |
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sBubshait
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a7f1d519da
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Refactor process_wait to add more comments and improve readability
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2024-11-15 15:09:24 +00:00 |
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sBubshait
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0f1bce2e88
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Refactor process_init_stack to add asserts and comments
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2024-11-15 14:52:21 +00:00 |
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sBubshait
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f4c900e56c
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Refactor process.c for comments, clarity and readability
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2024-11-15 14:37:38 +00:00 |
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sBubshait
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82d45880f7
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Update validate_user_pointer to start from the beginning of the page rather than the given ptr
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2024-11-15 13:51:10 +00:00 |
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sBubshait
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1c757ecdfe
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Update syscall to add more helpful comments for clarity and readability
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2024-11-15 13:51:10 +00:00 |
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sBubshait
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6a1d10a19b
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Refactor synch to follow PintOS curly braces indentation style in if statements
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2024-11-15 13:51:10 +00:00 |
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Demetriades, Themis
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0e50603eef
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Merge branch 'stack-init-overflowfix' into 'master'
Remove args-ovf user program binary, replacing with source for testing
See merge request lab2425_autumn/pintos_22!44
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2024-11-15 13:41:41 +00:00 |
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Themis Demetriades
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7947ac78e8
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Remove args-ovf user program binary, replacing with source for testing
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2024-11-15 13:40:21 +00:00 |
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Demetriades, Themis
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4b0d0a51f0
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Merge branch 'stack-init-overflowfix' into 'master'
Update stack initialization code to handle all possible overflows and...
See merge request lab2425_autumn/pintos_22!43
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2024-11-15 13:38:35 +00:00 |
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Themis Demetriades
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eff0837fdc
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Update stack initialization code to handle all possible overflows and implement a user program to test this
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2024-11-15 13:35:58 +00:00 |
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Demetriades, Themis
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9b82947beb
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Merge branch 'stack-init-memfix' into 'master'
Fix memory leak in start_process
See merge request lab2425_autumn/pintos_22!42
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2024-11-14 21:06:20 +00:00 |
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Themis Demetriades
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5e2e7199f2
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Fix memory leak in start_process
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2024-11-14 21:03:55 +00:00 |
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Demetriades, Themis
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bbe41e178d
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Merge branch 'stack-init-optimize' into 'master'
Optimize stack initialization by not using malloc, and remove use of 'goto' (for code review safety)
See merge request lab2425_autumn/pintos_22!41
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2024-11-14 16:06:22 +00:00 |
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Themis Demetriades
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e4036c715f
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Refactor start_process to hold file system lock for less time
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2024-11-14 16:05:15 +00:00 |
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Themis Demetriades
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3a46e0f73a
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Update user proc stack initialization comments to be more helpful
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2024-11-14 15:54:34 +00:00 |
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Themis Demetriades
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8821851459
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Refactor process_execute to remove use of 'goto'
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2024-11-14 14:42:26 +00:00 |
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Themis Demetriades
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1a2ff35231
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Refactor process_execute to pass process start data as a local reference rather than perform memory allocation on the heap
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2024-11-14 14:32:48 +00:00 |
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Saleh Bubshait
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79b3b8fda7
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Merge branch 'userprog-oom' into 'master'
Fix multi-oom
See merge request lab2425_autumn/pintos_22!39
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2024-11-13 22:09:11 +00:00 |
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f5e498e0a9
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explicit thread_exit () when process_start () fails
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2024-11-13 21:58:41 +00:00 |
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d02b956221
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Merge branch 'system-calls' into 'userprog-oom'
Add Fixes to Memory Leaks, Memory Access Validation, Synchronised Processes and Refactoring
See merge request lab2425_autumn/pintos_22!38
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2024-11-13 19:20:19 +00:00 |
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Saleh Bubshait
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927c376d02
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Merge branch 'task2/system-calls/saleh' into 'system-calls'
Fix Memory Leaks, Synchronisation in Processes, and Refactoring
See merge request lab2425_autumn/pintos_22!37
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2024-11-13 18:51:51 +00:00 |
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sBubshait
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fa2fb4a711
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Refactor system call comments for accuracy and grammar
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2024-11-13 18:48:23 +00:00 |
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sBubshait
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31ea215805
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Refactor validate_user_string to remove unnecessary variable to track length of str
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2024-11-13 18:30:24 +00:00 |
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e7cb16b301
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Fix child_results loop accessing next after free()
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2024-11-13 18:29:05 +00:00 |
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sBubshait
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9549ca28e5
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Refactor syscall: Use EXIT_FAILURE instead of magic numbers & close files on failure
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2024-11-13 18:18:41 +00:00 |
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sBubshait
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b1c5819469
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Avoid masking the struct syscall_arguments using typedef for consistency
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2024-11-13 18:06:51 +00:00 |
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sBubshait
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287130ca7b
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Update syscall.c to use syscall_exit on failure instead of calling thread_exit directly
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2024-11-13 18:02:08 +00:00 |
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