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consolidation of free blocks

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This commit is contained in:
Krasimir Angelov
2022-07-05 13:21:53 +02:00
parent 96304a52d1
commit 73d4e326f7
2 changed files with 97 additions and 31 deletions
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5
src/runtime/c/pgf/db.h
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@@ -73,6 +73,7 @@ private:
object free_descriptors[3];
object last_free_block;
size_t last_free_block_size;
txn_t last_free_block_txn_id;
size_t mmap_size;
size_t page_size;
@@ -136,8 +137,8 @@ private:
PGF_INTERNAL_DECL object balanceR_block_descriptor(object map);
PGF_INTERNAL_DECL object pop_first_block_descriptor(object map, object *res);
PGF_INTERNAL_DECL object pop_last_block_descriptor(object map, object *res);
PGF_INTERNAL_DECL object insert_block_descriptor(object map, object o, size_t size);
PGF_INTERNAL_DECL object delete_block_descriptor(object map, size_t *psize, object *po);
PGF_INTERNAL_DECL object insert_block_descriptor(object map, object o, size_t size, txn_t txn_id);
PGF_INTERNAL_DECL object delete_block_descriptor(object map, object *po, size_t *psize, txn_t *ptxn_id);
#ifdef DEBUG_MEMORY_ALLOCATOR
PGF_INTERNAL_DECL void dump_free_blocks(object map);