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Make task store Arc<Thread> and process store Arc<Task>

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This commit is contained in:
Jianfeng Jiang
2024-09-13 03:13:07 +00:00
committed by Tate, Hongliang Tian
parent 81b0f265b5
commit f3174dbbbc
22 changed files with 255 additions and 246 deletions
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13
kernel/src/process/posix_thread/mod.rs
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@ -22,7 +22,7 @@ use crate::{
events::Observer,
prelude::*,
process::signal::constants::SIGCONT,
thread::Tid,
thread::{Thread, Tid},
time::{clocks::ProfClock, Timer, TimerManager},
};
@ -32,11 +32,12 @@ pub mod futex;
mod name;
mod posix_thread_ext;
mod robust_list;
pub mod thread_table;
pub use builder::PosixThreadBuilder;
pub use exit::do_exit;
pub use name::{ThreadName, MAX_THREAD_NAME_LEN};
pub use posix_thread_ext::PosixThreadExt;
pub use posix_thread_ext::{create_posix_task_from_executable, PosixThreadExt};
pub use robust_list::RobustListHead;
pub struct PosixThread {
@ -273,12 +274,10 @@ impl PosixThread {
fn is_last_thread(&self) -> bool {
let process = self.process.upgrade().unwrap();
let threads = process.threads().lock();
threads
let tasks = process.tasks().lock();
tasks
.iter()
.filter(|thread| !thread.status().is_exited())
.count()
== 0
.any(|task| !Thread::borrow_from_task(task).status().is_exited())
}
/// Gets the read-only credentials of the thread.