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Ext2FS: Rename get_block_bitmap() => get_bitmap_block()

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This can be used for Inode bitmaps as well, so let's rename it.
This commit is contained in:
Andreas Kling 2019-11-02 12:26:20 +01:00
parent 1ae9d85de9
commit e52b7eeccc
2 changed files with 4 additions and 5 deletions
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6
Kernel/FileSystem/Ext2FileSystem.cpp
View file

@ -1015,7 +1015,7 @@ Ext2FS::BlockIndex Ext2FS::allocate_block(GroupIndex preferred_group_index)
} }
ASSERT(found_a_group); ASSERT(found_a_group);
auto& bgd = group_descriptor(group_index); auto& bgd = group_descriptor(group_index);
auto& cached_bitmap = get_block_bitmap(bgd.bg_block_bitmap); auto& cached_bitmap = get_bitmap_block(bgd.bg_block_bitmap);
int blocks_in_group = min(blocks_per_group(), super_block().s_blocks_count); int blocks_in_group = min(blocks_per_group(), super_block().s_blocks_count);
auto block_bitmap = Bitmap::wrap(cached_bitmap.buffer.data(), blocks_in_group); auto block_bitmap = Bitmap::wrap(cached_bitmap.buffer.data(), blocks_in_group);
@ -1209,7 +1209,7 @@ Ext2FS::BlockIndex Ext2FS::first_block_index() const
return block_size() == 1024 ? 1 : 0; return block_size() == 1024 ? 1 : 0;
} }
Ext2FS::CachedBitmap& Ext2FS::get_block_bitmap(BlockIndex bitmap_block_index) Ext2FS::CachedBitmap& Ext2FS::get_bitmap_block(BlockIndex bitmap_block_index)
{ {
for (auto& cached_bitmap : m_cached_bitmaps) { for (auto& cached_bitmap : m_cached_bitmaps) {
if (cached_bitmap->bitmap_block_index == bitmap_block_index) if (cached_bitmap->bitmap_block_index == bitmap_block_index)
@ -1235,7 +1235,7 @@ bool Ext2FS::set_block_allocation_state(BlockIndex block_index, bool new_state)
BlockIndex index_in_group = (block_index - first_block_index()) - ((group_index - 1) * blocks_per_group()); BlockIndex index_in_group = (block_index - first_block_index()) - ((group_index - 1) * blocks_per_group());
unsigned bit_index = index_in_group % blocks_per_group(); unsigned bit_index = index_in_group % blocks_per_group();
auto& cached_bitmap = get_block_bitmap(bgd.bg_block_bitmap); auto& cached_bitmap = get_bitmap_block(bgd.bg_block_bitmap);
bool current_state = cached_bitmap.bitmap(blocks_per_group()).get(bit_index); bool current_state = cached_bitmap.bitmap(blocks_per_group()).get(bit_index);
#ifdef EXT2_DEBUG #ifdef EXT2_DEBUG

3
Kernel/FileSystem/Ext2FileSystem.h
View file

@ -148,8 +148,7 @@ private:
Bitmap bitmap(u32 blocks_per_group) { return Bitmap::wrap(buffer.data(), blocks_per_group); } Bitmap bitmap(u32 blocks_per_group) { return Bitmap::wrap(buffer.data(), blocks_per_group); }
}; };
CachedBitmap& get_block_bitmap(BlockIndex bitmap_block_index); CachedBitmap& get_bitmap_block(BlockIndex);
CachedBitmap& get_inode_bitmap(InodeIndex bitmap_block_index);
Vector<OwnPtr<CachedBitmap>> m_cached_bitmaps; Vector<OwnPtr<CachedBitmap>> m_cached_bitmaps;
}; };