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Kernel: Merge unnecessary DiskDevice class into BlockDevice

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This commit is contained in:
Andreas Kling
2020-02-08 02:17:26 +01:00
parent 6be880bd10
commit 88ea152b24
27 changed files with 98 additions and 212 deletions
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24
Kernel/FileSystem/DiskBackedFileSystem.cpp
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@@ -110,8 +110,8 @@ private:
bool m_dirty { false };
};
DiskBackedFS::DiskBackedFS(NonnullRefPtr<DiskDevice>&& device)
: m_device(move(device))
DiskBackedFS::DiskBackedFS(BlockDevice& device)
: m_device(device)
{
}
@@ -129,8 +129,8 @@ bool DiskBackedFS::write_block(unsigned index, const u8* data, FileDescription*
if (!allow_cache) {
flush_specific_block_if_needed(index);
DiskOffset base_offset = static_cast<DiskOffset>(index) * static_cast<DiskOffset>(block_size());
device().write(base_offset, block_size(), data);
u32 base_offset = static_cast<u32>(index) * static_cast<u32>(block_size());
device().write_raw(base_offset, block_size(), data);
return true;
}
@@ -163,16 +163,16 @@ bool DiskBackedFS::read_block(unsigned index, u8* buffer, FileDescription* descr
if (!allow_cache) {
const_cast<DiskBackedFS*>(this)->flush_specific_block_if_needed(index);
DiskOffset base_offset = static_cast<DiskOffset>(index) * static_cast<DiskOffset>(block_size());
bool success = device().read(base_offset, block_size(), buffer);
u32 base_offset = static_cast<u32>(index) * static_cast<u32>(block_size());
bool success = device().read_raw(base_offset, block_size(), buffer);
ASSERT(success);
return true;
}
auto& entry = cache().get(index);
if (!entry.has_data) {
DiskOffset base_offset = static_cast<DiskOffset>(index) * static_cast<DiskOffset>(block_size());
bool success = device().read(base_offset, block_size(), entry.data);
u32 base_offset = static_cast<u32>(index) * static_cast<u32>(block_size());
bool success = device().read_raw(base_offset, block_size(), entry.data);
entry.has_data = true;
ASSERT(success);
}
@@ -204,8 +204,8 @@ void DiskBackedFS::flush_specific_block_if_needed(unsigned index)
return;
cache().for_each_entry([&](CacheEntry& entry) {
if (entry.is_dirty && entry.block_index == index) {
DiskOffset base_offset = static_cast<DiskOffset>(entry.block_index) * static_cast<DiskOffset>(block_size());
device().write(base_offset, block_size(), entry.data);
u32 base_offset = static_cast<u32>(entry.block_index) * static_cast<u32>(block_size());
device().write_raw(base_offset, block_size(), entry.data);
entry.is_dirty = false;
}
});
@@ -220,8 +220,8 @@ void DiskBackedFS::flush_writes_impl()
cache().for_each_entry([&](CacheEntry& entry) {
if (!entry.is_dirty)
return;
DiskOffset base_offset = static_cast<DiskOffset>(entry.block_index) * static_cast<DiskOffset>(block_size());
device().write(base_offset, block_size(), entry.data);
u32 base_offset = static_cast<u32>(entry.block_index) * static_cast<u32>(block_size());
device().write_raw(base_offset, block_size(), entry.data);
++count;
entry.is_dirty = false;
});