423 Commits

Author	SHA1	Message	Date
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
Yuke Peng	d88d8fd307	[Semaphore] Remove duplicate PID and time settings	2024-08-30 22:52:24 +08:00
Yuke Peng	3297976700	[Semaphore] Optimize the update_pending_ops	2024-08-30 22:52:24 +08:00
Yuke Peng	a8970daec2	[Semaphore] Remove Box in pending_ops	2024-08-30 22:52:24 +08:00
Fabing Li	6ce25dc38b	Fix lock releasing of fcntl	2024-08-29 17:06:01 +08:00
Fabing Li	be8cc24544	Fix infinite waiting of range locks	2024-08-29 17:06:01 +08:00
Shaowei Song	5bc696a85a	Make the allocated segment uninitialized in the ring buffer	2024-08-29 12:30:04 +08:00
Shaowei Song	e6f465b553	Replace all the ring buffers with the new one	2024-08-29 00:33:47 +08:00
Shaowei Song	923b3704d7	Add a new ring buffer backed by a Segment	2024-08-29 00:33:47 +08:00
jellllly420	59b7a9397f	Fix deadlock while acquiring lock on local runqueue	2024-08-29 00:32:12 +08:00
Ruihan Li	65aa156e92	Implement UNIX abstract address namespace	2024-08-28 19:54:36 +08:00
Shaowei Song	aae9fdb331	Add assembly memset for fast filling zeros	2024-08-28 18:06:04 +08:00
Jianfeng Jiang	a72c7dadf3	Optimize the latency of lmbench-signal-prot	2024-08-28 14:27:41 +08:00
Yuke Peng	434f143e30	Pass can reuse to bind_socket	2024-08-28 14:01:18 +08:00
Yuke Peng	dc4df47007	Implement UDP getsockopt and setsockopt	2024-08-28 14:01:18 +08:00
Chen Chengjun	ffc717f00b	Enable handling page fault around	2024-08-28 11:04:03 +08:00
Yuke Peng	a5e6c11d1a	Correct FcntlCmd	2024-08-27 22:14:40 +08:00
Zhang Junyang	47be0a909b	Schedule tasks to APs in aster-nix	2024-08-27 17:22:47 +08:00
Zhang Junyang	ed82c11dd3	Use a SpinLock for the thread table instead of Mutex	2024-08-27 17:22:47 +08:00
Cautreoxit	86f09eef75	Fix all spelling mistakes in history by typos tool	2024-08-27 12:19:48 +08:00
Jianfeng Jiang	aa77747f94	Make mprotect&munmap return fast when len is zero	2024-08-26 12:06:31 +08:00
Jianfeng Jiang	212440dbb1	Fix: mmap len cannot be zero	2024-08-26 12:06:31 +08:00
jellllly420	32a1a53ee7	Enable check of atomic mode	2024-08-26 10:23:25 +08:00
Zhang Junyang	54cbacb2ff	Replace the CpuLocal's borrow* APIs with get_with	2024-08-25 20:14:06 +08:00
Zhang Junyang	f7a9510be0	Refactor the this_cpu API with PinCurrentCpu	2024-08-25 20:14:06 +08:00
Zhang Junyang	9a94ba23aa	Replace the Deref implementation of CpuLocal with get_on_cpu	2024-08-25 20:14:06 +08:00
Yuke Peng	3cac1b2a03	Use AtomicU32 to read/write latest modified pid	2024-08-25 20:13:05 +08:00
Yuke Peng	ccdf2dc54f	Drop the MutexGuard of semaphore earlier	2024-08-25 20:13:05 +08:00
Yuke Peng	547e6430ee	Pass the reference of sem_buf to semop	2024-08-25 20:13:05 +08:00
Yuke Peng	83a4366a72	Remove check_sem in semop	2024-08-25 20:13:05 +08:00
Yuke Peng	4b1f2f720e	Avoid using current in semop	2024-08-25 20:13:05 +08:00