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mdbx: rework/clone page_get() to three for the cases: any, large, branch-leaf.

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Леонид Юрьев (Leonid Yuriev)
2022-07-07 02:25:35 +03:00
parent fbe97a79a3
commit a812198c49
2 changed files with 203 additions and 188 deletions
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3
src/internals.h
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@@ -528,7 +528,8 @@ typedef struct MDBX_page {
#define P_SPILLED 0x2000 /* spilled in parent txn */
#define P_LOOSE 0x4000 /* page was dirtied then freed, can be reused */
#define P_FROZEN 0x8000 /* used for retire page with known status */
#define P_ILL_BITS (~(P_BRANCH | P_LEAF | P_LEAF2 | P_OVERFLOW | P_SPILLED))
#define P_ILL_BITS \
((uint16_t) ~(P_BRANCH | P_LEAF | P_LEAF2 | P_OVERFLOW | P_SPILLED))
uint16_t mp_flags;
union {
uint32_t mp_pages; /* number of overflow pages */