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Revert "Kernel: Implement an asynchronous device request stack"

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This reverts commit 2fd5ce1eb0.

This broke booting without SMP. (PR was #3921)
This commit is contained in:
Andreas Kling 2020-11-04 21:25:26 +01:00
parent 70eaadc1cd
commit 501cef2bd7
17 changed files with 245 additions and 803 deletions
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24
Kernel/Devices/DiskPartition.cpp
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@ -48,12 +48,6 @@ DiskPartition::~DiskPartition()
{
}
void DiskPartition::start_request(AsyncBlockDeviceRequest& request)
{
request.add_sub_request(m_device->make_request<AsyncBlockDeviceRequest>(request.request_type(),
request.block_index() + m_block_offset, request.block_count(), request.buffer(), request.buffer_size()));
}
KResultOr<size_t> DiskPartition::read(FileDescription& fd, size_t offset, UserOrKernelBuffer& outbuf, size_t len)
{
unsigned adjust = m_block_offset * block_size();
@ -98,6 +92,24 @@ bool DiskPartition::can_write(const FileDescription& fd, size_t offset) const
return m_device->can_write(fd, offset + adjust);
}
bool DiskPartition::read_blocks(unsigned index, u16 count, UserOrKernelBuffer& out)
{
#ifdef OFFD_DEBUG
klog() << "DiskPartition::read_blocks " << index << " (really: " << (m_block_offset + index) << ") count=" << count;
#endif
return m_device->read_blocks(m_block_offset + index, count, out);
}
bool DiskPartition::write_blocks(unsigned index, u16 count, const UserOrKernelBuffer& data)
{
#ifdef OFFD_DEBUG
klog() << "DiskPartition::write_blocks " << index << " (really: " << (m_block_offset + index) << ") count=" << count;
#endif
return m_device->write_blocks(m_block_offset + index, count, data);
}
const char* DiskPartition::class_name() const
{
return "DiskPartition";