453 Commits

Author	SHA1	Message	Date
Zhang Junyang	195fe855a1	Mark all surrounding pages accessed on page fault	2024-09-14 17:29:39 +08:00
Chen Chengjun	42e28763c5	Replace the Pausers' usage with Waiter/WaitQueue	2024-09-14 13:59:07 +08:00
Chen Chengjun	822caf34f4	Move Pauser's functionality to Waiter/WaiterQueue and add the per-thread signalled waker	2024-09-14 13:59:07 +08:00
Chen Chengjun	1873bb7a3f	Add wait_until_* functionality to Waiter	2024-09-14 13:59:07 +08:00
Chen Chengjun	6a5a5b4d3d	Add a fast path to has_pending	2024-09-14 13:59:07 +08:00
Marsman1996	fc895c5697	Fix panic in `mmap` by invalid `perms`	2024-09-13 23:42:37 +08:00
Marsman1996	8421046dba	Return when sigset size error	2024-09-13 22:12:50 +08:00
Ruihan Li	320092eda2	Implement blocking `connect` properly	2024-09-13 22:09:46 +08:00
Ruihan Li	6f915133b5	Fix error codes in `bind`	2024-09-13 22:09:46 +08:00
Ruihan Li	a345e11b96	Fix error codes in `send`, `recv`, `accept`	2024-09-13 22:09:46 +08:00
Ruihan Li	a8592a16ea	Fix I/O events related to shutdown	2024-09-13 22:09:46 +08:00
Ruihan Li	421f6b8e5b	Fix I/O events cross different states	2024-09-13 22:09:46 +08:00
Ruihan Li	f831f5685f	Fix I/O events for UNIX connected sockets	2024-09-13 22:09:46 +08:00
Shaowei Song	7ddb69f4db	Make special devices go to the `FileIo` fast path	2024-09-13 22:09:06 +08:00
Ruihan Li	1b9b76d27c	Make use of new `SpinLock` APIs	2024-09-13 21:31:20 +08:00
Ruihan Li	67d3682116	Move smoltcp-related code to bigtcp	2024-09-13 21:31:20 +08:00
Ruihan Li	9fba9445bd	Introduce `IpIface` and `EtherIface`	2024-09-13 21:31:20 +08:00
Ruihan Li	dd2cde3aee	Introduce `IfaceExt`	2024-09-13 21:31:20 +08:00
Ruihan Li	538065b42f	Remove unused methods and revise documentations	2024-09-13 21:31:20 +08:00
Ruihan Li	7a13c0dff6	Fix behavior related to EPOLLONESHOT	2024-09-13 21:02:06 +08:00
Ruihan Li	0a053404b9	Adjust error messages	2024-09-13 21:02:06 +08:00
Ruihan Li	6151d65cf5	Fix poll behavior	2024-09-13 21:02:06 +08:00
Ruihan Li	479d98c8b9	Use `(fd, file)` as the key	2024-09-13 21:02:06 +08:00
Ruihan Li	d70ae181b5	Avoid nested loops	2024-09-13 21:02:06 +08:00
Ruihan Li	25daab7e78	Avoid duplicate code	2024-09-13 21:02:06 +08:00
Ruihan Li	fa52eeb88f	Remove unnecessary `is_deleted`	2024-09-13 21:02:06 +08:00
Zhang Junyang	bec2c97637	Don't copy on write if this is the only reference	2024-09-13 20:10:03 +08:00
Zhang Junyang	f13e5d12c1	Set right A/D bits at the right place	2024-09-13 20:10:03 +08:00
Zhang Junyang	4e9460593d	Check for the mapping status before handling the page fault	2024-09-13 20:10:03 +08:00
Zhang Junyang	d9eccdcfbe	Implement remote TLB flush on `VmSpace`	2024-09-13 20:10:03 +08:00
Yuke Peng	63364813a8	Change idle task to lowest priority	2024-09-13 19:52:00 +08:00
Shaowei Song	1186fb7ca9	Use `SpinLock` on `FileTable` for efficiency	2024-09-13 19:48:26 +08:00
Shaowei Song	4a43e317b2	Use `SpinLock` on `Subject`	2024-09-13 19:48:26 +08:00
Marsman1996	6fcad6ce14	Fix integer overflow in handle_page_faults_around	2024-09-12 21:24:42 +08:00
Ruize Tang	b88c490ff7	Fix incorrect return value for semctl GETZCNT/GETNCNT	2024-09-12 21:09:57 +08:00
Chen Chengjun	1fb34780f6	Eliminate an additional current!() operation in user space pagefault handling	2024-09-12 21:09:16 +08:00
Zhang Junyang	53ce7df53c	Warn instead of panic on long clock update interval	2024-09-12 17:53:14 +08:00
Qingsong Chen	787604b7f6	Use ParentProcess to cache parent pid	2024-09-12 17:41:56 +08:00
Shaowei Song	8bfbdf6642	Optimize the lock usage in `RamInode`'s read/write	2024-09-11 12:59:31 +08:00
Marsman1996	42f3411337	Fix index out of bound when `key` of `semget` too large	2024-09-11 12:43:49 +08:00
Zhang Junyang	c68302f700	Don't hold any locks while waiting in `EpollFile`	2024-09-07 06:47:12 +08:00
Shaowei Song	9638744712	Unseekable files need not to manipulate the `offset`	2024-09-02 18:42:35 +08:00
Yuke Peng	6ce50fab1c	Refactor semaphore to support atomic semop	2024-09-02 17:12:04 +08:00
Shaowei Song	dcc9600cb4	Do not modify timestamps on device read/write	2024-09-02 17:09:16 +08:00
Marsman1996	745ac6d982	Set overflow boundary to `isize::MAX` for memory related syscalls	2024-09-01 15:40:46 +08:00
Marsman1996	9589b332aa	Add more overflow checks in `mmap`	2024-09-01 15:40:46 +08:00
Marsman1996	e184094648	Fix integer overflow caused by page align	2024-09-01 15:40:46 +08:00
Marsman1996	0a8ad6971a	Fix integer overflow caused by large addr + size in memory related syscall	2024-09-01 15:40:46 +08:00
Yuke Peng	db16caf28c	[Semaphore] Replace Mutex with SpinLock	2024-08-30 22:52:24 +08:00
Yuke Peng	b17e3e24d8	[Semaphore] Avoid using `CurrentUserSpace::get`	2024-08-30 22:52:24 +08:00