Themis Demetriades
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e8713e26c6
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Update variable references between conflicting merges to refer to the same data in stack initialization
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2024-11-11 22:51:19 +00:00 |
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Demetriades, Themis
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47c3657b65
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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
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2024-11-11 22:24:39 +00:00 |
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Demetriades, Themis
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4eafdf10ba
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Merge branch 'read-only-exec' into 'userprog-merge'
Combine syscall code with final stack initialization code
See merge request lab2425_autumn/pintos_22!32
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2024-11-11 22:23:20 +00:00 |
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Themis Demetriades
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14a4841772
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Fix bug where size of file name buffer was less than maximum file name size
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2024-11-11 22:13:10 +00:00 |
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Themis Demetriades
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52fdd47e0c
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Fix race condition in the passing of data from thread executing process_execute to its child
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2024-11-11 21:51:38 +00:00 |
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Themis Demetriades
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049fc5559c
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Reformat stack initialization code to follow style for length and spacing
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2024-11-11 21:20:53 +00:00 |
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EDiasAlberto
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98a5818406
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add file_deny_write and file_allow_write to process creation and exiting to make executable read-only
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2024-11-11 17:55:24 +00:00 |
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18c884234d
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Fix race-condition in process result (memory leak), fix infinite loop in donors_list
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2024-11-11 17:35:49 +00:00 |
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Themis Demetriades
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b8d358ecb2
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Update stack initialization to handle overflow by allocating a second page for argument pointers
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2024-11-11 13:13:21 +00:00 |
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Themis Demetriades
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8b2fc86b51
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Refactor process_init_stack to reduce code duplication
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2024-11-10 14:34:38 +00:00 |
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Themis Demetriades
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324301e7b3
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Update process_execute function comment to reflect new function arguments
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2024-11-10 13:43:22 +00:00 |
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Themis Demetriades
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0ac46db2e4
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Refactor process initialization to obtain name of process file in process_execute
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2024-11-10 13:41:08 +00:00 |
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Themis Demetriades
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795d81b7ad
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Update process_init_tack saveptr argument name to cmd_savetpr for clarity
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2024-11-10 11:33:29 +00:00 |
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Themis Demetriades
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6018c0f6ec
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Refactor process_init_stack to not surpass 80 character limit
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2024-11-10 11:25:20 +00:00 |
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Themis Demetriades
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f0dae74cf3
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Update stack initialization alignment calculation to use WORD_SIZE constant for clarity
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2024-11-10 11:24:51 +00:00 |
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Themis Demetriades
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a165107f5f
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Update process execution related function argument names to be more accurate
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2024-11-10 11:17:22 +00:00 |
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Themis Demetriades
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b37f205334
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Update process_init_stack to return success, refactoring error handling to occur inside start_process
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2024-11-10 11:13:11 +00:00 |
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7778e05aa4
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Fix deadlock by release of lock and semaphore in the wrong order
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2024-11-09 11:06:36 +00:00 |
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Themis Demetriades
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5ed999bc9c
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Refactor push_to_stack helper to match style of other helper functions
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2024-11-08 16:53:30 +00:00 |
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Themis Demetriades
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a19f02fad7
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Move user process stack initialization into a helper function
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2024-11-08 16:46:18 +00:00 |
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Themis Demetriades
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b866fa88cd
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Refactor process.c to use FNAME_MAX_LEN constant
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2024-11-08 15:54:47 +00:00 |
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6ed1ccd21e
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Fix process_result locking by acquiring in process_wait as well to prevent freeing memory too early
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2024-11-08 10:50:10 +00:00 |
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84fe637c7e
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Remove process_result lock since it is an invalid solution
TODO : synchronise process_result in another way
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2024-11-08 09:16:18 +00:00 |
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fde70dcf59
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Implement process_wait.
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2024-11-08 03:56:15 +00:00 |
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sBubshait
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39018419cd
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Fix Bug in Process.c to print the exit statement in process_exit instead of exit syscall to handle unexpected/bad exits
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2024-11-07 12:15:29 +00:00 |
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sBubshait
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6a3cf67d33
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Fix Bug in process.c initialising a char to NULL
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2024-11-07 11:55:26 +00:00 |
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Themis Demetriades
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273fb48b31
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Fix stack initialization to pass stack addreses (rather than thread addresses) for the arguments and only pass name a single time
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2024-11-07 00:40:52 +00:00 |
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Themis Demetriades
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26ae7ac02e
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Fix bug in stack creation which would count one extra argument for argc
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2024-11-06 23:57:48 +00:00 |
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Themis Demetriades
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b2764cfa0c
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Revert setup_stack pointer decrement 'hack' faking stack initialization
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2024-11-06 22:46:11 +00:00 |
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Themis Demetriades
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4020a140d2
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Fix removal of 'timer.h' include needed for calling timer_sleep in process module
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2024-11-06 22:36:43 +00:00 |
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Demetriades, Themis
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014642c789
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Merge branch 'user-programs-stdout' into 'user-programs'
# Conflicts:
# src/userprog/process.c
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2024-11-06 22:20:48 +00:00 |
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Dias Alberto, Ethan
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1a4afc9ec7
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Merge branch 'system-calls' into 'user-programs'
# Conflicts:
# src/userprog/process.c
Fix conflict in differing placeholder process_wait implementations
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2024-11-06 16:56:43 +00:00 |
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sBubshait
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fcb7e9e441
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Update setup_stack to temporarily fake set-up for a stack to prevent page faults in no arg user programs
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2024-11-06 15:48:27 +00:00 |
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sBubshait
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ab716de0a6
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Update process_wait to temporarily sleep for 1 second to allow user programs to run
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2024-11-06 15:46:47 +00:00 |
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Themis Demetriades
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b0c1923d44
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Update stack argument initialization behaviour to terminate creation of process on failing memory allocations
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2024-11-06 12:28:58 +00:00 |
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sBubshait
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5aac37d167
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Add temporary fixes to process_wait and setup stack, w/ E
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2024-11-05 23:28:17 +00:00 |
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Themis Demetriades
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b4c41b0a6a
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Remove superfluous include in process.c
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2024-11-04 12:57:29 +00:00 |
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Themis Demetriades
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2a890d5bd2
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Reformat calculation of padding size in stack set-up to increase clarity
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2024-11-04 12:54:18 +00:00 |
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Themis Demetriades
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6c6ce77824
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Implement complete stack initialization for user processes, without accounting for overflow
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2024-11-04 01:11:19 +00:00 |
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Themis Demetriades
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6f9c911ebe
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Update start_process to pad process stack before pushing argv elements for performance
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2024-11-04 00:19:36 +00:00 |
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Themis Demetriades
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62d2cb54e5
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Update start_process to push pointers to process arguments onto the process thread's stack
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2024-11-04 00:16:04 +00:00 |
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Themis Demetriades
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92c681ff02
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Reformat start_process stack initialization code to follow style
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2024-11-04 00:04:08 +00:00 |
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Themis Demetriades
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34d6c15d73
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Update start_process to push process argument values to its thread's stack
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2024-11-04 00:00:56 +00:00 |
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Themis Demetriades
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e26b11cce6
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Update setup_stack skeleton to fake minimal stack set-up for testing purposes
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2024-11-03 18:04:42 +00:00 |
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Themis Demetriades
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eb458efa59
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Update process_wait skeleton to loop infinitely for testing purposes
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2024-11-03 17:38:38 +00:00 |
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LabTS
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8724a2641e
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provided code
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2024-10-01 23:37:39 +01:00 |
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