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Create a RefCounted type and use it for Thread.

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This should prevent me from actually creating 2 shared ptrs of
a single kernel object with their separate ref counts.
This commit is contained in:
Drew Galbraith 2023-06-06 19:05:03 -07:00
parent d9b17d96d7
commit 2e1357255c
8 changed files with 146 additions and 22 deletions
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9
zion/scheduler/process.h
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@ -4,6 +4,7 @@
#include "capability/capability.h"
#include "lib/linked_list.h"
#include "lib/ref_ptr.h"
#include "lib/shared_ptr.h"
#include "memory/virtual_memory.h"
@ -24,11 +25,11 @@ class Process {
uint64_t id() const { return id_; }
VirtualMemory& vmm() { return vmm_; }
SharedPtr<Thread> CreateThread();
SharedPtr<Thread> GetThread(uint64_t tid);
RefPtr<Thread> CreateThread();
RefPtr<Thread> GetThread(uint64_t tid);
SharedPtr<Capability> GetCapability(uint64_t cid);
uint64_t AddCapability(SharedPtr<Thread>& t);
uint64_t AddCapability(RefPtr<Thread>& t);
// Checks the state of all child threads and transitions to
// finished if all have finished.
void CheckState();
@ -44,6 +45,6 @@ class Process {
uint64_t next_thread_id_ = 0;
uint64_t next_cap_id_ = 0x100;
LinkedList<SharedPtr<Thread>> threads_;
LinkedList<RefPtr<Thread>> threads_;
LinkedList<SharedPtr<Capability>> caps_;
};