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Kernel: Remove redundant disk cache dirty flag in BlockBasedFileSystem

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The disk cache is dirty if the dirty list has entries. No need to track
this in a separate flag.
This commit is contained in:
Andreas Kling 2022-01-08 18:57:37 +01:00
parent a99685ece7
commit 01823746e3
Notes: sideshowbarker 2024-07-17 21:24:44 +09:00
1 changed files with 1 additions and 5 deletions
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6
Kernel/FileSystem/BlockBasedFileSystem.cpp
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@ -34,20 +34,17 @@ public:
~DiskCache() = default;
bool is_dirty() const { return m_dirty; }
void set_dirty(bool b) { m_dirty = b; }
bool is_dirty() const { return !m_dirty_list.is_empty(); }
void mark_all_clean()
{
while (auto* entry = m_dirty_list.first())
m_clean_list.prepend(*entry);
m_dirty = false;
}
void mark_dirty(CacheEntry& entry)
{
m_dirty_list.prepend(entry);
m_dirty = true;
}
void mark_clean(CacheEntry& entry)
@ -101,7 +98,6 @@ private:
mutable IntrusiveList<&CacheEntry::list_node> m_dirty_list;
NonnullOwnPtr<KBuffer> m_cached_block_data;
NonnullOwnPtr<KBuffer> m_entries;
bool m_dirty { false };
};
BlockBasedFileSystem::BlockBasedFileSystem(OpenFileDescription& file_description)