ISAR/libmdbx
3
0
Fork 0
mirror of https://github.com/isar/libmdbx.git synced 2025-11-07 07:18:56 +08:00
Code Issues Packages Projects Releases Wiki Activity

mdbx: рефакторинг txn_renew() транзакций с вычленением txn_basal_start().

Browse Source
This commit is contained in:
Леонид Юрьев (Leonid Yuriev)
2025-01-15 00:49:30 +03:00
parent 314b8ce1f0
commit 2c3b36da64
3 changed files with 81 additions and 62 deletions
Download Patch File Download Diff File Expand all files Collapse all files

39
src/proto.h
View File

@@ -39,16 +39,6 @@ static inline void dxb_sanitize_tail(MDBX_env *env, MDBX_txn *txn) {
#endif /* ENABLE_MEMCHECK || __SANITIZE_ADDRESS__ */
/* txn.c */
MDBX_INTERNAL bool txn_refund(MDBX_txn *txn);
MDBX_INTERNAL txnid_t txn_snapshot_oldest(const MDBX_txn *const txn);
MDBX_INTERNAL int txn_abort(MDBX_txn *txn);
MDBX_INTERNAL int txn_renew(MDBX_txn *txn, unsigned flags);
MDBX_INTERNAL int txn_ro_park(MDBX_txn *txn, bool autounpark);
MDBX_INTERNAL int txn_ro_unpark(MDBX_txn *txn);
MDBX_INTERNAL int txn_check_badbits_parked(const MDBX_txn *txn, int bad_bits);
MDBX_INTERNAL void txn_done_cursors(MDBX_txn *txn);
MDBX_INTERNAL int txn_shadow_cursors(const MDBX_txn *parent, const size_t dbi);
#define TXN_END_NAMES \
{"committed", "pure-commit", "abort", "reset", "fail-begin", "fail-begin-nested", "ousted", nullptr}
enum {
@@ -66,21 +56,36 @@ enum {
TXN_END_FREE = 0x20 /* free txn unless it is env.basal_txn */,
TXN_END_SLOT = 0x40 /* release any reader slot if NOSTICKYTHREADS */
};
MDBX_INTERNAL int txn_end(MDBX_txn *txn, unsigned mode);
MDBX_INTERNAL MDBX_txn *txn_alloc(const MDBX_txn_flags_t flags, MDBX_env *env);
MDBX_INTERNAL MDBX_txn *txn_basal_create(const size_t max_dbi);
MDBX_INTERNAL void txn_basal_destroy(MDBX_txn *txn);
MDBX_INTERNAL int txn_nested_create(MDBX_txn *parent, const MDBX_txn_flags_t flags);
MDBX_INTERNAL void txn_nested_abort(MDBX_txn *nested);
struct commit_timestamp {
uint64_t start, prep, gc, audit, write, sync, gc_cpu;
};
MDBX_INTERNAL bool txn_refund(MDBX_txn *txn);
MDBX_INTERNAL txnid_t txn_snapshot_oldest(const MDBX_txn *const txn);
MDBX_INTERNAL int txn_check_badbits_parked(const MDBX_txn *txn, int bad_bits);
MDBX_INTERNAL void txn_done_cursors(MDBX_txn *txn);
MDBX_INTERNAL int txn_shadow_cursors(const MDBX_txn *parent, const size_t dbi);
MDBX_INTERNAL MDBX_txn *txn_alloc(const MDBX_txn_flags_t flags, MDBX_env *env);
MDBX_INTERNAL int txn_abort(MDBX_txn *txn);
MDBX_INTERNAL int txn_renew(MDBX_txn *txn, unsigned flags);
MDBX_INTERNAL int txn_end(MDBX_txn *txn, unsigned mode);
MDBX_INTERNAL int txn_nested_create(MDBX_txn *parent, const MDBX_txn_flags_t flags);
MDBX_INTERNAL void txn_nested_abort(MDBX_txn *nested);
MDBX_INTERNAL int txn_nested_join(MDBX_txn *txn, struct commit_timestamp *ts);
MDBX_INTERNAL MDBX_txn *txn_basal_create(const size_t max_dbi);
MDBX_INTERNAL void txn_basal_destroy(MDBX_txn *txn);
MDBX_INTERNAL int txn_basal_start(MDBX_txn *txn, unsigned flags);
MDBX_INTERNAL int txn_basal_commit(MDBX_txn *txn, struct commit_timestamp *ts);
MDBX_INTERNAL int txn_basal_end(MDBX_txn *txn, unsigned mode);
MDBX_INTERNAL int txn_ro_end(MDBX_txn *txn, unsigned mode);
MDBX_INTERNAL int txn_ro_park(MDBX_txn *txn, bool autounpark);
MDBX_INTERNAL int txn_ro_unpark(MDBX_txn *txn);
MDBX_INTERNAL int txn_ro_start(MDBX_txn *txn, unsigned flags);
MDBX_INTERNAL int txn_ro_end(MDBX_txn *txn, unsigned mode);
/* env.c */
MDBX_INTERNAL int env_open(MDBX_env *env, mdbx_mode_t mode);