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AK+Kernel: Add AK::AtomicRefCounted and use everywhere in the kernel

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Instead of having two separate implementations of AK::RefCounted, one
for userspace and one for kernelspace, there is now RefCounted and
AtomicRefCounted.
This commit is contained in:
Andreas Kling 2022-08-19 17:26:07 +02:00
parent 4889eb019a
commit e475263113
45 changed files with 81 additions and 94 deletions
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10
Kernel/Storage/NVMe/NVMeQueue.h
View file

@ -6,10 +6,10 @@
#pragma once
#include <AK/AtomicRefCounted.h>
#include <AK/NonnullRefPtr.h>
#include <AK/NonnullRefPtrVector.h>
#include <AK/OwnPtr.h>
#include <AK/RefCounted.h>
#include <AK/RefPtr.h>
#include <AK/Types.h>
#include <Kernel/Bus/PCI/Device.h>
@ -27,9 +27,9 @@ struct DoorbellRegister {
};
class AsyncBlockDeviceRequest;
class NVMeQueue : public RefCounted<NVMeQueue> {
class NVMeQueue : public AtomicRefCounted<NVMeQueue> {
public:
static ErrorOr<NonnullRefPtr<NVMeQueue>> try_create(u16 qid, Optional<u8> irq, u32 q_depth, OwnPtr<Memory::Region> cq_dma_region, NonnullRefPtrVector<Memory::PhysicalPage> cq_dma_page, OwnPtr<Memory::Region> sq_dma_region, NonnullRefPtrVector<Memory::PhysicalPage> sq_dma_page, Memory::TypedMapping<volatile DoorbellRegister> db_regs);
static ErrorOr<NonnullRefPtr<NVMeQueue>> try_create(u16 qid, Optional<u8> irq, u32 q_depth, OwnPtr<Memory::Region> cq_dma_region, NonnullRefPtrVector<Memory::PhysicalPage> cq_dma_page, OwnPtr<Memory::Region> sq_dma_region, NonnullRefPtrVector<Memory::PhysicalPage> sq_dma_page, Memory::TypedMapping<DoorbellRegister volatile> db_regs);
bool is_admin_queue() { return m_admin_queue; };
u16 submit_sync_sqe(NVMeSubmission&);
void read(AsyncBlockDeviceRequest& request, u16 nsid, u64 index, u32 count);
@ -43,7 +43,7 @@ protected:
{
m_db_regs->sq_tail = m_sq_tail;
}
NVMeQueue(NonnullOwnPtr<Memory::Region> rw_dma_region, Memory::PhysicalPage const& rw_dma_page, u16 qid, u32 q_depth, OwnPtr<Memory::Region> cq_dma_region, NonnullRefPtrVector<Memory::PhysicalPage> cq_dma_page, OwnPtr<Memory::Region> sq_dma_region, NonnullRefPtrVector<Memory::PhysicalPage> sq_dma_page, Memory::TypedMapping<volatile DoorbellRegister> db_regs);
NVMeQueue(NonnullOwnPtr<Memory::Region> rw_dma_region, Memory::PhysicalPage const& rw_dma_page, u16 qid, u32 q_depth, OwnPtr<Memory::Region> cq_dma_region, NonnullRefPtrVector<Memory::PhysicalPage> cq_dma_page, OwnPtr<Memory::Region> sq_dma_region, NonnullRefPtrVector<Memory::PhysicalPage> sq_dma_page, Memory::TypedMapping<DoorbellRegister volatile> db_regs);
private:
bool cqe_available();
@ -75,7 +75,7 @@ private:
OwnPtr<Memory::Region> m_sq_dma_region;
NonnullRefPtrVector<Memory::PhysicalPage> m_sq_dma_page;
Span<NVMeCompletion> m_cqe_array;
Memory::TypedMapping<volatile DoorbellRegister> m_db_regs;
Memory::TypedMapping<DoorbellRegister volatile> m_db_regs;
NonnullRefPtr<Memory::PhysicalPage> m_rw_dma_page;
};
}