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Kernel: Refactor storage stack with u64 as file operations offset

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This commit is contained in:
Jean-Baptiste Boric 2021-03-17 13:18:51 +01:00 • committed by Andreas Kling
parent 999c57ef2d
commit b05b4d4b24
43 changed files with 83 additions and 83 deletions
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4
Kernel/Storage/Partition/DiskPartition.cpp
View file

@ -57,7 +57,7 @@ void DiskPartition::start_request(AsyncBlockDeviceRequest& request)
request.block_index() + m_metadata.start_block(), request.block_count(), request.buffer(), request.buffer_size()));
}
KResultOr<size_t> DiskPartition::read(FileDescription& fd, size_t offset, UserOrKernelBuffer& outbuf, size_t len)
KResultOr<size_t> DiskPartition::read(FileDescription& fd, u64 offset, UserOrKernelBuffer& outbuf, size_t len)
{
unsigned adjust = m_metadata.start_block() * block_size();
dbgln_if(OFFD_DEBUG, "DiskPartition::read offset={}, adjust={}, len={}", fd.offset(), adjust, len);
@ -71,7 +71,7 @@ bool DiskPartition::can_read(const FileDescription& fd, size_t offset) const
return m_device->can_read(fd, offset + adjust);
}
KResultOr<size_t> DiskPartition::write(FileDescription& fd, size_t offset, const UserOrKernelBuffer& inbuf, size_t len)
KResultOr<size_t> DiskPartition::write(FileDescription& fd, u64 offset, const UserOrKernelBuffer& inbuf, size_t len)
{
unsigned adjust = m_metadata.start_block() * block_size();
dbgln_if(OFFD_DEBUG, "DiskPartition::write offset={}, adjust={}, len={}", offset, adjust, len);

4
Kernel/Storage/Partition/DiskPartition.h
View file

@ -40,9 +40,9 @@ public:
virtual void start_request(AsyncBlockDeviceRequest&) override;
// ^BlockDevice
virtual KResultOr<size_t> read(FileDescription&, size_t, UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> read(FileDescription&, u64, UserOrKernelBuffer&, size_t) override;
virtual bool can_read(const FileDescription&, size_t) const override;
virtual KResultOr<size_t> write(FileDescription&, size_t, const UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> write(FileDescription&, u64, const UserOrKernelBuffer&, size_t) override;
virtual bool can_write(const FileDescription&, size_t) const override;
// ^Device

4
Kernel/Storage/StorageDevice.cpp
View file

@ -57,7 +57,7 @@ NonnullRefPtr<StorageController> StorageDevice::controller() const
return m_storage_controller;
}
KResultOr<size_t> StorageDevice::read(FileDescription&, size_t offset, UserOrKernelBuffer& outbuf, size_t len)
KResultOr<size_t> StorageDevice::read(FileDescription&, u64 offset, UserOrKernelBuffer& outbuf, size_t len)
{
unsigned index = offset / block_size();
u16 whole_blocks = len / block_size();
@ -122,7 +122,7 @@ bool StorageDevice::can_read(const FileDescription&, size_t offset) const
return offset < (max_addressable_block() * block_size());
}
KResultOr<size_t> StorageDevice::write(FileDescription&, size_t offset, const UserOrKernelBuffer& inbuf, size_t len)
KResultOr<size_t> StorageDevice::write(FileDescription&, u64 offset, const UserOrKernelBuffer& inbuf, size_t len)
{
unsigned index = offset / block_size();
u16 whole_blocks = len / block_size();

4
Kernel/Storage/StorageDevice.h
View file

@ -52,9 +52,9 @@ public:
NonnullRefPtr<StorageController> controller() const;
// ^BlockDevice
virtual KResultOr<size_t> read(FileDescription&, size_t, UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> read(FileDescription&, u64, UserOrKernelBuffer&, size_t) override;
virtual bool can_read(const FileDescription&, size_t) const override;
virtual KResultOr<size_t> write(FileDescription&, size_t, const UserOrKernelBuffer&, size_t) override;
virtual KResultOr<size_t> write(FileDescription&, u64, const UserOrKernelBuffer&, size_t) override;
virtual bool can_write(const FileDescription&, size_t) const override;
// ^Device