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202 Commits

Author SHA1 Message Date
Ruihan Li c3572e9548 Support SCM_CREDENTIALS 2025-07-23 20:02:15 +08:00
Qingsong Chen e86f7584a3 Fix atomic mode issue when VMO commit needs IO 2025-07-23 11:23:03 +08:00
Cautreoxit 6ecccad3ee Add sys_ioprio_set and sys_ioprio_get 2025-07-22 17:22:52 +08:00
Chen Chengjun ef0382b164 Enhance waitid syscall support 2025-07-21 21:31:32 +08:00
Chen Chengjun 4d52241c6c Fix some definition errors of siginfo_t 2025-07-21 21:31:32 +08:00
Qingsong Chen f1299d4b8d Save FPU context on signal stack 2025-07-18 11:40:16 +08:00
Qingsong Chen 6cd53fbb8a Refactor FPU context using pre_schedule_handler 2025-07-18 11:40:16 +08:00
jiangjianfeng 010da31b3e Align execve argument limits with Linux 2025-07-14 15:43:34 +08:00
Wang Siyuan 37cc54f2aa Store `offset` in `MappedVmo` instead of `range` 2025-07-03 18:54:53 +08:00
Wang Siyuan a13297ae4c Add fields in `/proc/*/stat` and `/proc/*/status` 2025-07-02 20:13:47 +08:00
jiangjianfeng e4c5c36be9 Support SO_PEERCRED & SO_PEERGROUPS 2025-06-24 17:25:44 +08:00
Zhang Junyang 93015a6090 Make user program relocation code readable 2025-06-24 10:15:09 +08:00
Marsman1996 1c56fbc871 Fix unwrap panic of dropped VMAR in PID status 2025-06-22 17:58:33 +08:00
Wang Siyuan 11f9675f37 Support the system call `mremap` 2025-06-21 16:18:09 +08:00
Marsman1996 bb3f21b41e Fix integer overflow in futex wake 2025-06-20 15:58:19 +08:00
jiangjianfeng 95faea0fb0 Support WSTOPPED and WCONTINUED 2025-06-20 11:51:44 +08:00
Chen Chengjun 627dd0386b Enable FUTEX_WAKE_OP 2025-06-16 11:02:17 +08:00
Chen Chengjun 860bb6c07f Adjust and correct parts of the futex implementation code 2025-06-16 11:02:17 +08:00
Wang Siyuan b605bed576 Fix some typos 2025-06-12 22:35:54 +08:00
Zhang Junyang e78927b449 Manage frame tracking outside the page table 2025-06-12 22:34:46 +08:00
Ruihan Li 0661a0656b Never queue an ignored signal 2025-06-12 16:15:53 +08:00
Cautreoxit 3e32a38316 Add sys_close_range 2025-06-11 19:56:12 +08:00
Ruihan Li 67065835ef Redefine the TTY driver interface 2025-06-09 13:10:34 +08:00
Ruihan Li 45258d0475 Unpack `LineDiscipline` from `Arc` 2025-06-09 13:10:34 +08:00
Ruihan Li 9e2dde5ebb Add `enqueue_signal_async` 2025-06-09 13:10:34 +08:00
jiangjianfeng f0957d2f54 Fix clippy warnings in kernel crate 2025-06-06 18:22:09 +08:00
Zejun Zhao 3790f616fd Rename `PageProperty::new` to `PageProperty::new_user` 2025-06-03 18:42:53 +08:00
Zhang Junyang 79b3f68892 Make the RCU lifetime of page tables explicit 2025-05-24 17:42:17 +08:00
Ruihan Li d5c7a8bae3 Allow non-leaders to operate jobs 2025-05-12 16:09:43 +08:00
Ruihan Li ff907d1131 Implement race-free job control 2025-05-09 17:12:31 +08:00
jiangjianfeng 89e8cd5936 Move functions related to spawning the init process to a seperate module 2025-05-09 13:19:57 +08:00
Ruihan Li 50ba735e96 Handle negative P(G)IDs via `cast_(un)signed` 2025-05-09 11:38:01 +08:00
Ruihan Li d0719efcb4 Clarify some API usages 2025-05-06 18:47:10 +08:00
Ruihan Li a993264265 Refactor and test `get{pgid,sid}` 2025-05-06 18:47:10 +08:00
Ruihan Li 7e4509df9c Refactor and test `set{pgid,sid}` 2025-05-06 18:47:10 +08:00
Chen Chengjun 725a46fe72 Modify VMO usages and fix the atomic-mode issue during handling page fault 2025-04-30 20:59:15 +08:00
jiangjianfeng 8815ca384f Add syscall ppoll 2025-04-21 11:19:48 +08:00
Zhang Junyang 85d4cdbbb0 Avoid excessive heap allocations in `sys_futex` 2025-04-15 21:56:15 +08:00
Ruihan Li a1f81df263 Remove `ostd/src/mm/offset.rs` 2025-04-15 09:15:22 +08:00
Ruihan Li 8600278a5f Drop files at the correct time 2025-04-14 21:13:11 +08:00
Ruihan Li 7e1abc1fbb Rename `ProcessVmarGuard::get` to `unwrap` 2025-04-14 21:13:11 +08:00
Ruihan Li ceb79ea27a Always move zombie children to init 2025-04-07 13:01:22 +08:00
Chen Chengjun e4f07b76a0 Add real vfork logics 2025-04-03 14:44:39 +08:00
le-monde-bleu 43e43ca133 Add vfork syscall and related clone flags 2025-04-03 14:44:39 +08:00
jiangjianfeng 0e1c660225 Make VmReader's several methods accept `&mut self` 2025-03-25 14:25:08 +08:00
Zhang Junyang f1c7564184 Move CPU context implementations to a specific module 2025-03-21 21:19:50 +08:00
Zhang Junyang f9284d3803 Workaround the missing process of a thread 2025-03-21 18:05:10 +08:00
Fabing Li bce23a63bd Add sys_signalfd/sys_signalfd implementation 2025-03-21 16:10:55 +08:00
Ruihan Li bb1b41b413 Fix dead code lints 2025-03-21 16:00:35 +08:00
Chen Chengjun 135100a472 Modify the getting-VMAR usages in other syscalls 2025-03-20 14:20:47 +08:00
Chen Chengjun 2a20f6b59a Add mutable functionality to the process VMAR 2025-03-20 14:20:47 +08:00
Chen Chengjun 248b24fb4e Remove UserSpace abstraction from OSTD 2025-03-20 14:20:47 +08:00
jiangjianfeng d366043876 Enable sig_action test from gVisor test 2025-03-14 16:09:11 +08:00
jiangjianfeng 7e96810e1a Remove trampoline code in handling user kernel 2025-03-14 16:09:11 +08:00
Ruihan Li aa29640ed7 Send RST packets when appropriate 2025-03-10 18:08:08 +08:00
Wang Siyuan eca3c8fb59 Refactor RLimit64 to atomic 2025-03-06 11:22:05 +08:00
Chen Chengjun 801eac9386 Support PR_SET/GET_CHILD_SUBREAPER for sys_prctl 2025-03-03 19:31:50 +08:00
Ruihan Li 18e0eae331 Never expose `ERESTARTSYS` to the userspace 2025-02-23 23:11:05 +08:00
Ruihan Li 8187fa2f1b Fix timeout mechanism in `wait_events` 2025-02-23 23:11:05 +08:00
Ruihan Li 2411ba671c Reapply "Make `pause_timeout` return `EINTR`" 
This reverts commit 7a017faa44.
 2025-02-23 23:11:05 +08:00
Zejun Zhao d71771e49a Re-enable CFS 2025-02-11 10:51:12 +08:00
Ruihan Li 0dca168717 Use `#[expect(lint)]`, not `#[allow(lint)]` 2025-02-08 15:10:04 +08:00
Ruihan Li b415538097 Remove useless `#[allow(lint)]` 2025-02-08 15:10:04 +08:00
Ruihan Li b9ce3e64ad Make the file lookup faster 2025-01-09 10:58:16 +08:00
Zhang Junyang cdac59beda Implement a new set of physical page APIs 2024-12-27 12:12:51 +08:00
Marsman1996 5df8d59563 Exit when handle_user_signal fail 2024-12-26 18:33:32 +08:00
anbo225 e75b6320ad Add support for group-based permission checking in ext2 2024-12-26 17:07:55 +08:00
Ruihan Li 0bfe7aceb8 Utilize `ThreadLocal` 2024-12-26 14:51:20 +08:00
Marsman1996 9753d796c5 Add overflow check for futex_addr 2024-12-26 09:05:24 +08:00
Wang Siyuan 1e3403e756 Support ELF files with zero `p_filesz`. 2024-12-22 15:16:22 +08:00
Marsman1996 3d12ccdbea Warn unsupported clone flags instead of panic 2024-12-20 09:21:25 +08:00
Fabing Li 24f1e02b26 Support prctl(PR_SET_KEEPCAPS/PR_GET_KEEPCAPS) 2024-12-17 20:14:13 +08:00
Fabing Li 636efe68fd Give root process a full capability set 2024-12-17 20:14:13 +08:00
Ruihan Li 35c20620bc Rewrite `exit()` and `exit_group()` 2024-12-17 19:36:38 +08:00
Zejun Zhao bc5a058fc5 Add TODO for a potential vulnerability in futex implementation 2024-12-16 21:12:08 +08:00
Zejun Zhao ced0023d6b Introduce a syscall restart mechanism 2024-12-16 21:12:08 +08:00
Ruihan Li 1716f4f324 Use `Pollee` as the socket observer 2024-12-12 20:50:12 +08:00
Fabing Li fc45592a28 Fix rlimits_test 2024-12-12 16:19:01 +08:00
Ruihan Li 969ac97144 Make atomic mode panics have clear messages 2024-12-11 20:27:29 +08:00
Ruihan Li 36fc1d3757 Move FS things to `PosixThread` 2024-12-05 13:44:09 +08:00
Ruihan Li fe7e4884c9 Clarify what `CLONE_THREAD` depends on 2024-12-05 13:44:09 +08:00
徐启航 878f3f3760 Scheduling class support 2024-12-04 09:36:41 +08:00
anbo225 9608a57cb0 Make sys_setuid and sys_setgid behave consistently with Linux 2024-12-02 16:43:25 +08:00
Marsman1996 d44737360f Remove assert in `check_segment_align` 2024-12-02 16:40:47 +08:00
Qingsong Chen 5e35704e38 Support eagerly FPU state save/restore 
Co-authored-by: Shaowei Song <songshaowei.ssw@antgroup.com>
 2024-11-29 21:53:14 +08:00
Ruize Tang 6c4f56723c Fix futex lost wakeup 2024-11-27 10:27:22 +08:00
Ruize Tang 05ff441577 Clear `DF` flag during signal handling to conform to x86-64 calling convention 2024-11-26 10:50:58 +08:00
jiangjianfeng 495c93c2ad Refactor Rwlock to take type parameter 2024-11-21 15:46:10 +08:00
Ruihan Li ec2c6ab7a3 Make `Pollee` semi-stateless 2024-11-20 16:39:18 +08:00
Ruihan Li fab61f5f66 Make `Pollee` stateless 2024-11-20 16:39:18 +08:00
Ruihan Li 5450d0bd71 Remove dead `(un)register_observer` methods 2024-11-20 16:39:18 +08:00
Ruihan Li 39d303c72f Rename `get_current_userspace` to `current_userspace` 2024-11-15 13:24:58 +08:00
Ruihan Li 96de617ad9 Rename `get_user_space` to `user_space` 2024-11-15 13:24:58 +08:00
Ruihan Li e6c613f538 Rename `(Posix)ThreadExt` to `As(Posix)Thread` 2024-11-13 21:44:37 +08:00
Ruihan Li 9233d1cdbb Add `ThreadExt` and clean up `PosixThreadExt` 2024-11-13 21:44:37 +08:00
Ruihan Li a4a8807a20 Remove `KernelThreadExt` 2024-11-13 21:44:37 +08:00
Marsman1996 c200997c9a Avoid init stack top at `MAX_USERSPACE_VADDR` 2024-11-13 21:43:28 +08:00
Wang Siyuan 4ea3e49788 Refactor `Vmar` and `VmMapping`. 
Co-authored-by: Zhang Junyang <junyang@stu.pku.edu.cn>
 2024-11-13 17:29:57 +08:00
Ruihan Li 054c64542b Use `PollAdaptor` to signal `SIGIO` 2024-11-13 14:15:44 +08:00
Ruihan Li e32fb2f91b Introduce `PollAdaptor` and `Poller` 2024-11-13 14:15:44 +08:00