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detach thread to auto recycle tid. fix #25

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This commit is contained in:
WangRunji 2019-04-28 23:34:45 +08:00
parent fc60d2cea2
commit 27f5c7b2e4
2 changed files with 4 additions and 2 deletions
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2
kernel/Cargo.lock generated
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@ -426,7 +426,7 @@ dependencies = [
[[package]]
name = "rcore-thread"
version = "0.1.0"
source = "git+https://github.com/rcore-os/rcore-thread#7236bfd2e2bde673773214739695bb2925a77ae5"
source = "git+https://github.com/rcore-os/rcore-thread#fd972c7e3aa2b7618f625f143655c16adfd2ca78"
dependencies = [
"deque 0.3.2 (git+https://github.com/rcore-os/deque.git?branch=no_std)",
"log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",

4
kernel/src/syscall/proc.rs
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@ -7,7 +7,8 @@ use crate::fs::INodeExt;
pub fn sys_fork(tf: &TrapFrame) -> SysResult {
let new_thread = current_thread().fork(tf);
let pid = new_thread.proc.lock().pid.get();
processor().manager().add(new_thread);
let tid = processor().manager().add(new_thread);
processor().manager().detach(tid);
info!("fork: {} -> {}", thread::current().id(), pid);
Ok(pid)
}
@ -48,6 +49,7 @@ pub fn sys_clone(
let new_thread = current_thread().clone(tf, newsp, newtls, child_tid as usize);
// FIXME: parent pid
let tid = processor().manager().add(new_thread);
processor().manager().detach(tid);
info!("clone: {} -> {}", thread::current().id(), tid);
*parent_tid_ref = tid as u32;
*child_tid_ref = tid as u32;