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Everywhere: Remove some bitrotted "#if 0" blocks

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This commit is contained in:
Andreas Kling 2021-02-03 11:17:21 +01:00
parent ac59903c89
commit 9c77980965
3 changed files with 1 additions and 53 deletions
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34
Kernel/VM/InodeVMObject.cpp
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@ -98,40 +98,6 @@ void InodeVMObject::inode_contents_changed(Badge<Inode>, off_t offset, [[maybe_u
for (auto& physical_page : m_physical_pages)
physical_page = nullptr;
#if 0
size_t current_offset = offset;
size_t remaining_bytes = size;
const u8* data_ptr = data;
auto to_page_index = [] (size_t offset) -> size_t {
return offset / PAGE_SIZE;
};
if (current_offset & PAGE_MASK) {
size_t page_index = to_page_index(current_offset);
size_t bytes_to_copy = min(size, PAGE_SIZE - (current_offset & PAGE_MASK));
if (m_physical_pages[page_index]) {
auto* ptr = MM.quickmap_page(*m_physical_pages[page_index]);
memcpy(ptr, data_ptr, bytes_to_copy);
MM.unquickmap_page();
}
current_offset += bytes_to_copy;
data += bytes_to_copy;
remaining_bytes -= bytes_to_copy;
}
for (size_t page_index = to_page_index(current_offset); page_index < m_physical_pages.size(); ++page_index) {
size_t bytes_to_copy = PAGE_SIZE - (current_offset & PAGE_MASK);
if (m_physical_pages[page_index]) {
auto* ptr = MM.quickmap_page(*m_physical_pages[page_index]);
memcpy(ptr, data_ptr, bytes_to_copy);
MM.unquickmap_page();
}
current_offset += bytes_to_copy;
data += bytes_to_copy;
}
#endif
// FIXME: Consolidate with inode_size_changed() so we only do a single walk.
for_each_region([](auto& region) {
region.remap();