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mdbx: rework functions for meta-pages, split-off non-volatile, more const.

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Леонид Юрьев (Leonid Yuriev)
2022-02-09 18:10:08 +03:00
parent ef7b4289c0
commit 2b6fd968d2
3 changed files with 217 additions and 214 deletions
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2
src/internals.h
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@@ -445,7 +445,7 @@ typedef struct MDBX_meta {
#define MDBX_DATASIGN_WEAK 1u
#define SIGN_IS_STEADY(sign) ((sign) > MDBX_DATASIGN_WEAK)
#define META_IS_STEADY(meta) \
SIGN_IS_STEADY(unaligned_peek_u64(4, (meta)->mm_datasync_sign))
SIGN_IS_STEADY(unaligned_peek_u64_volatile(4, (meta)->mm_datasync_sign))
uint32_t mm_datasync_sign[2];
/* txnid that committed this page, the second of a two-phase-update pair */