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77fedd6666
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fix: synchronise threads' SPTs with locks
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2024-12-06 17:31:33 +00:00 |
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dd46200256
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feat: initial shared file page management and initialization
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2024-12-05 21:46:49 +00:00 |
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0f1f7b9a6f
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refactor: extract init_pages
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2024-12-05 19:35:39 +00:00 |
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sBubshait
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c12cd95093
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Fix issues with merging, duplicate references and definition of VM
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2024-12-05 02:27:48 +00:00 |
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sBubshait
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f13fd435cd
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Merge remote-tracking branch 'origin/vm/page-swap-synch' into vm/virtual-memory/saleh
# Conflicts:
# .gitlab-ci.yml
# src/Makefile.build
# src/threads/thread.c
# src/userprog/exception.c
# src/userprog/process.c
# src/vm/frame.c
# src/vm/page.c
# src/vm/page.h
# src/vm/stackgrowth.c
# src/vm/stackgrowth.h
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2024-12-05 02:21:53 +00:00 |
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sBubshait
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1a8eb1bbe5
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Merge branch 'vm/memory-mapped-files' into vm/virtual-memory/saleh
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2024-12-05 01:24:50 +00:00 |
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sBubshait
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f171a05108
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Merge branch 'vm/stack-growth/saleh' into vm/virtual-memory/saleh
# Conflicts:
# src/userprog/exception.c
# src/userprog/process.c
# src/userprog/syscall.c
# src/vm/frame.c
# src/vm/page.c
# src/vm/page.h
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2024-12-05 00:51:03 +00:00 |
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Themis Demetriades
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19d5b02341
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fix: remove use of USERPROG compiler flag specific code when the flag is disabled
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2024-12-04 23:48:51 +00:00 |
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sBubshait
|
806d6bc19e
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Refactor: Move destroying mmap data into process_exit instead of thread
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2024-12-04 21:59:38 +00:00 |
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Themis Demetriades
|
723055f485
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fix: only use lazy loading if VM flag is enabled
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2024-12-04 21:33:21 +00:00 |
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Themis Demetriades
|
1e236a5c47
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Merge branch 'vm/lazy-loading' into vm/page-swap-synch
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2024-12-04 19:11:37 +00:00 |
|
sBubshait
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72fa0c1bbb
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Fix Bug: Initialise the mmap table for the newly created thread rather than the current thread
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2024-12-04 17:41:14 +00:00 |
|
Themis Demetriades
|
4bf6914cfa
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feat: incorporate lazy-loading data & helpers into supplemental page table
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2024-12-04 16:45:36 +00:00 |
|
sBubshait
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6e838aa06a
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Fix Bug in thread.c: Only initialise and destroy mmap files table if VM is defined
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2024-12-04 15:24:11 +00:00 |
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sBubshait
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a2f46f3b72
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Add a mmap destroy function to cleanup all mmap hash table entries upon thread exit
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2024-12-04 15:14:02 +00:00 |
|
sBubshait
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1ce09a49a1
|
Add helper functions to initialise the memory-mapped files table and counter
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2024-12-04 15:08:43 +00:00 |
|
sBubshait
|
b3042b5aa6
|
Update thread structure to add mmap files table and a counter for mappings of the thread
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2024-12-04 14:56:52 +00:00 |
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Demetriades, Themis
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d8edc6d3fe
|
Merge branch 'virtual-memory' into 'ethan-stack-growth'
# Conflicts:
# src/Makefile.build
|
2024-11-30 23:21:16 +00:00 |
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EDiasAlberto
|
5c661c2e24
|
Feat: pointer validation checks string across multiple pages and handle kernel page faults
|
2024-11-29 23:49:49 +00:00 |
|
sBubshait
|
14fc96febf
|
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 |
|
EDiasAlberto
|
c74a8c55aa
|
Implement stack growth for system calls and add stack pointer tracking to thread
|
2024-11-27 19:21:43 +00:00 |
|
Themis Demetriades
|
ea2725f606
|
feat: implement frame table without thread safety
|
2024-11-26 15:17:11 +00:00 |
|
|
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e1f0258f8e
|
fix: handle malloc result in init_process_result
|
2024-11-24 15:09:32 +00:00 |
|
|
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8567434231
|
Use a single exit_status instead of two
|
2024-11-15 17:28:04 +00:00 |
|
sBubshait
|
8f82f9d747
|
Fix Bug in fd_counter initialisation when USERPROG is not defined
|
2024-11-15 16:57:16 +00:00 |
|
|
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2566948a32
|
Implement hash table for child process results
|
2024-11-15 16:45:04 +00:00 |
|
sBubshait
|
6b1dbdd34f
|
Update thread and syscall to use local fd counter instead global one, preventing overflow
|
2024-11-15 15:48:56 +00:00 |
|
sBubshait
|
6a1d10a19b
|
Refactor synch to follow PintOS curly braces indentation style in if statements
|
2024-11-15 13:51:10 +00:00 |
|
|
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dd979f34c8
|
Fix syn-read, syn-write, and always free elements from donors_list
|
2024-11-12 21:30:23 +00:00 |
|
Themis Demetriades
|
d878dbc132
|
Fix bug in userprog-merge where file writes were denied in the wrong thread
|
2024-11-12 16:22:32 +00:00 |
|
Demetriades, Themis
|
47c3657b65
|
Merge branch 'process-wait' into 'userprog-merge'
Fix race-condition in process result (memory leak), fix infinite loop in donors_list
See merge request lab2425_autumn/pintos_22!33
|
2024-11-11 22:24:39 +00:00 |
|
EDiasAlberto
|
98a5818406
|
add file_deny_write and file_allow_write to process creation and exiting to make executable read-only
|
2024-11-11 17:55:24 +00:00 |
|
|
|
18c884234d
|
Fix race-condition in process result (memory leak), fix infinite loop in donors_list
|
2024-11-11 17:35:49 +00:00 |
|
EDiasAlberto
|
5b1e4b561b
|
merge process-wait
|
2024-11-11 15:50:21 +00:00 |
|
sBubshait
|
115c650c55
|
Fix Bug in thread initialisation: only init hash if USERPROG is defined
|
2024-11-08 19:10:42 +00:00 |
|
EDiasAlberto
|
92e93b8060
|
Implement syscall for file opening and refactor open_files initialisation in thread.c w/ S.
|
2024-11-08 15:33:47 +00:00 |
|
sBubshait
|
5bd94894e0
|
Update thread structure to add a hash table of open files and initialise it, w/ E
|
2024-11-08 15:13:04 +00:00 |
|
|
|
6ed1ccd21e
|
Fix process_result locking by acquiring in process_wait as well to prevent freeing memory too early
|
2024-11-08 10:50:10 +00:00 |
|
|
|
84fe637c7e
|
Remove process_result lock since it is an invalid solution
TODO : synchronise process_result in another way
|
2024-11-08 09:16:18 +00:00 |
|
|
|
fde70dcf59
|
Implement process_wait.
|
2024-11-08 03:56:15 +00:00 |
|
|
|
7349b4e66f
|
Fix typo list_insert -> list_push_back for thread.child_results
|
2024-11-08 03:55:34 +00:00 |
|
|
|
ec8547aec9
|
Implement creation of process results
|
2024-11-08 03:31:48 +00:00 |
|
|
|
ddcd59fdf8
|
Add child and own process result information to struct thread
|
2024-11-08 03:30:58 +00:00 |
|
Dias Alberto, Ethan
|
5535cbae24
|
Merge branch 'master' into 'system-calls'
Merge refactor and removal of duplicated code into section-specific branch
See merge request lab2425_autumn/pintos_22!25
|
2024-11-06 16:45:53 +00:00 |
|
sBubshait
|
91cef4d650
|
Refactor lock release and sema up to remove unnecessary code
|
2024-11-06 15:36:56 +00:00 |
|
sBubshait
|
2dccd87a76
|
Update thread to add exit_status, intialised to -1, into the thread structure, w/ E
|
2024-11-05 22:38:09 +00:00 |
|
Themis Demetriades
|
4066354f8a
|
Refactor thread_create () to call thread_get_priority in order to retrieve priority
|
2024-10-25 17:03:18 +01:00 |
|
sBubshait
|
c2414ec54d
|
Add priority_less for comparing threads based on priority and Refactor sema up to use list_max for clarity
|
2024-10-25 16:04:55 +01:00 |
|
sBubshait
|
30ab3ae861
|
Update thread_create to only yield CPU to the new thread if necessary
|
2024-10-25 15:47:19 +01:00 |
|
sBubshait
|
81309dcda9
|
Refactor sema_up to follow PintOS styling of if statements
|
2024-10-25 15:44:56 +01:00 |
|
