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mdbx: preserve current meta-extra fields/flags.

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Change-Id: Id458a85178839bd196435891633c4dd1f3a51d45
This commit is contained in:
Leo Yuriev 2017-07-23 21:33:17 +03:00
parent 58f7674fa5
commit d5a8bcebbf
1 changed files with 5 additions and 1 deletions
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6
src/mdbx.c
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@ -3541,6 +3541,11 @@ int mdbx_txn_commit(MDBX_txn *txn) {
if (likely(rc == MDBX_SUCCESS)) {
MDBX_meta meta, *head = mdbx_meta_head(env);
meta.mm_magic_and_version = head->mm_magic_and_version;
meta.mm_extra_flags = head->mm_extra_flags;
meta.mm_validator_id = head->mm_validator_id;
meta.mm_extra_pagehdr = head->mm_extra_pagehdr;
meta.mm_geo = head->mm_geo;
meta.mm_geo.next = txn->mt_next_pgno;
meta.mm_geo.now = txn->mt_end_pgno;
@ -4018,7 +4023,6 @@ static int mdbx_sync_locked(MDBX_env *env, unsigned flags,
mdbx_coherent_barrier();
mdbx_jitter4testing(true);
} else {
pending->mm_magic_and_version = MDBX_DATA_MAGIC;
rc = mdbx_pwrite(env->me_fd, pending, sizeof(MDBX_meta),
(uint8_t *)target - env->me_map);
if (unlikely(rc != MDBX_SUCCESS)) {