Themis Demetriades
|
446c50ea29
|
Remove superfluous process_exit () in start_process
|
2024-11-13 17:58:34 +00:00 |
|
Themis Demetriades
|
be68d81cf6
|
Fix memory leak in start_process due to not freeing proc_start_data when success in initializing stack
|
2024-11-13 17:21:42 +00:00 |
|
|
|
dd979f34c8
|
Fix syn-read, syn-write, and always free elements from donors_list
|
2024-11-12 21:30:23 +00:00 |
|
|
|
ca9d23edf9
|
Always release filesys_lock when checking if file is valid in process_execute
|
2024-11-12 20:07:51 +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 |
|
Themis Demetriades
|
b0400693ae
|
Update process_execute to acquire lock when checking if file exists
|
2024-11-12 16:12:24 +00:00 |
|
Themis Demetriades
|
a69b9c808e
|
Update start_process to acquire filesys lock when loading user process file
|
2024-11-12 14:21:33 +00:00 |
|
EDiasAlberto
|
72afecfbda
|
Add validation to check for missing files in exec() args
|
2024-11-11 23:10:02 +00:00 |
|
Themis Demetriades
|
e8713e26c6
|
Update variable references between conflicting merges to refer to the same data in stack initialization
|
2024-11-11 22:51:19 +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 |
|
Demetriades, Themis
|
4eafdf10ba
|
Merge branch 'read-only-exec' into 'userprog-merge'
Combine syscall code with final stack initialization code
See merge request lab2425_autumn/pintos_22!32
|
2024-11-11 22:23:20 +00:00 |
|
Themis Demetriades
|
14a4841772
|
Fix bug where size of file name buffer was less than maximum file name size
|
2024-11-11 22:13:10 +00:00 |
|
Themis Demetriades
|
52fdd47e0c
|
Fix race condition in the passing of data from thread executing process_execute to its child
|
2024-11-11 21:51:38 +00:00 |
|
Themis Demetriades
|
049fc5559c
|
Reformat stack initialization code to follow style for length and spacing
|
2024-11-11 21:20:53 +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 |
|
Themis Demetriades
|
b8d358ecb2
|
Update stack initialization to handle overflow by allocating a second page for argument pointers
|
2024-11-11 13:13:21 +00:00 |
|
Themis Demetriades
|
8b2fc86b51
|
Refactor process_init_stack to reduce code duplication
|
2024-11-10 14:34:38 +00:00 |
|
Themis Demetriades
|
324301e7b3
|
Update process_execute function comment to reflect new function arguments
|
2024-11-10 13:43:22 +00:00 |
|
Themis Demetriades
|
0ac46db2e4
|
Refactor process initialization to obtain name of process file in process_execute
|
2024-11-10 13:41:08 +00:00 |
|
Themis Demetriades
|
795d81b7ad
|
Update process_init_tack saveptr argument name to cmd_savetpr for clarity
|
2024-11-10 11:33:29 +00:00 |
|
Themis Demetriades
|
6018c0f6ec
|
Refactor process_init_stack to not surpass 80 character limit
|
2024-11-10 11:25:20 +00:00 |
|
Themis Demetriades
|
f0dae74cf3
|
Update stack initialization alignment calculation to use WORD_SIZE constant for clarity
|
2024-11-10 11:24:51 +00:00 |
|
Themis Demetriades
|
a165107f5f
|
Update process execution related function argument names to be more accurate
|
2024-11-10 11:17:22 +00:00 |
|
Themis Demetriades
|
b37f205334
|
Update process_init_stack to return success, refactoring error handling to occur inside start_process
|
2024-11-10 11:13:11 +00:00 |
|
|
|
7778e05aa4
|
Fix deadlock by release of lock and semaphore in the wrong order
|
2024-11-09 11:06:36 +00:00 |
|
Themis Demetriades
|
5ed999bc9c
|
Refactor push_to_stack helper to match style of other helper functions
|
2024-11-08 16:53:30 +00:00 |
|
Themis Demetriades
|
a19f02fad7
|
Move user process stack initialization into a helper function
|
2024-11-08 16:46:18 +00:00 |
|
Themis Demetriades
|
b866fa88cd
|
Refactor process.c to use FNAME_MAX_LEN constant
|
2024-11-08 15:54:47 +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 |
|
sBubshait
|
39018419cd
|
Fix Bug in Process.c to print the exit statement in process_exit instead of exit syscall to handle unexpected/bad exits
|
2024-11-07 12:15:29 +00:00 |
|
sBubshait
|
6a3cf67d33
|
Fix Bug in process.c initialising a char to NULL
|
2024-11-07 11:55:26 +00:00 |
|
Themis Demetriades
|
273fb48b31
|
Fix stack initialization to pass stack addreses (rather than thread addresses) for the arguments and only pass name a single time
|
2024-11-07 00:40:52 +00:00 |
|
Themis Demetriades
|
26ae7ac02e
|
Fix bug in stack creation which would count one extra argument for argc
|
2024-11-06 23:57:48 +00:00 |
|
Themis Demetriades
|
b2764cfa0c
|
Revert setup_stack pointer decrement 'hack' faking stack initialization
|
2024-11-06 22:46:11 +00:00 |
|
Themis Demetriades
|
4020a140d2
|
Fix removal of 'timer.h' include needed for calling timer_sleep in process module
|
2024-11-06 22:36:43 +00:00 |
|
Demetriades, Themis
|
014642c789
|
Merge branch 'user-programs-stdout' into 'user-programs'
# Conflicts:
# src/userprog/process.c
|
2024-11-06 22:20:48 +00:00 |
|
Dias Alberto, Ethan
|
1a4afc9ec7
|
Merge branch 'system-calls' into 'user-programs'
# Conflicts:
# src/userprog/process.c
Fix conflict in differing placeholder process_wait implementations
|
2024-11-06 16:56:43 +00:00 |
|
sBubshait
|
fcb7e9e441
|
Update setup_stack to temporarily fake set-up for a stack to prevent page faults in no arg user programs
|
2024-11-06 15:48:27 +00:00 |
|
sBubshait
|
ab716de0a6
|
Update process_wait to temporarily sleep for 1 second to allow user programs to run
|
2024-11-06 15:46:47 +00:00 |
|
Themis Demetriades
|
b0c1923d44
|
Update stack argument initialization behaviour to terminate creation of process on failing memory allocations
|
2024-11-06 12:28:58 +00:00 |
|
sBubshait
|
5aac37d167
|
Add temporary fixes to process_wait and setup stack, w/ E
|
2024-11-05 23:28:17 +00:00 |
|
Themis Demetriades
|
b4c41b0a6a
|
Remove superfluous include in process.c
|
2024-11-04 12:57:29 +00:00 |
|
Themis Demetriades
|
2a890d5bd2
|
Reformat calculation of padding size in stack set-up to increase clarity
|
2024-11-04 12:54:18 +00:00 |
|
Themis Demetriades
|
6c6ce77824
|
Implement complete stack initialization for user processes, without accounting for overflow
|
2024-11-04 01:11:19 +00:00 |
|
Themis Demetriades
|
6f9c911ebe
|
Update start_process to pad process stack before pushing argv elements for performance
|
2024-11-04 00:19:36 +00:00 |
|
Themis Demetriades
|
62d2cb54e5
|
Update start_process to push pointers to process arguments onto the process thread's stack
|
2024-11-04 00:16:04 +00:00 |
|
Themis Demetriades
|
92c681ff02
|
Reformat start_process stack initialization code to follow style
|
2024-11-04 00:04:08 +00:00 |
|
