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Reject all-zero blocks, mark empty space with a special entry type during init

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This commit is contained in:
Vitaliy Filippov
2025-12-02 01:52:12 +03:00
parent abe093b9a3
commit e55ca26ff6
6 changed files with 90 additions and 26 deletions
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src/disk_tool/disk_tool_resize.cpp
+16
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@@ -641,6 +641,21 @@ int disk_tool_t::resize_rebuild_meta()
},
[&](blockstore_heap_t *heap, heap_entry_t *obj, uint32_t meta_block_num)
{
if (!obj)
{
// Finish
if (new_meta_format == BLOCKSTORE_META_FORMAT_HEAP)
{
heap->fill_block_empty_space(new_meta_buf, new_meta_pos);
new_meta_pos = (new_meta_pos/dsk.meta_block_size + 1) * dsk.meta_block_size;
while (new_meta_pos < new_meta_len)
{
heap->fill_block_empty_space(new_meta_buf, new_meta_pos);
new_meta_pos += dsk.meta_block_size;
}
}
return;
}
auto handle_write = [&](heap_entry_t *wr, bool stable)
{
if (wr->type() == BS_HEAP_BIG_WRITE || wr->type() == BS_HEAP_BIG_INTENT)
@@ -663,6 +678,7 @@ int disk_tool_t::resize_rebuild_meta()
// New -> New
if ((new_meta_pos % dsk.meta_block_size) + wr->size > dsk.meta_block_size)
{
heap->fill_block_empty_space(new_meta_buf, new_meta_pos);
new_meta_pos = (new_meta_pos/dsk.meta_block_size + 1) * dsk.meta_block_size;
if (new_meta_pos >= new_meta_len)
{