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Kernel: Ensure we flush the entire ext2 superblock

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Liav A 2020-04-06 16:50:24 +03:00 • committed by Andreas Kling
commit 65dd9d5ad3
Notes: sideshowbarker 2024-07-19 07:50:58 +09:00
3 changed files with 26 additions and 2 deletions
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19
Kernel/FileSystem/FileBackedFileSystem.cpp
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@ -168,6 +168,25 @@ bool FileBackedFS::raw_write(unsigned index, const u8* buffer)
return true;
}
bool FileBackedFS::raw_read_blocks(unsigned index, size_t count, u8* buffer)
{
for (unsigned block = index; block < (index + count); block++) {
if (!raw_read(block, buffer))
return false;
buffer += logical_block_size();
}
return true;
}
bool FileBackedFS::raw_write_blocks(unsigned index, size_t count, const u8* buffer)
{
for (unsigned block = index; block < (index + count); block++) {
if (!raw_write(block, buffer))
return false;
buffer += logical_block_size();
}
return true;
}
bool FileBackedFS::write_blocks(unsigned index, unsigned count, const u8* data, FileDescription* description)
{
ASSERT(m_logical_block_size);