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mdbx: return consistency info from mdbx_env_stat().

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Change-Id: Ia53259a8590118adf01b03a6eb7835c62376ad1f
This commit is contained in:
Leonid Yuriev 2019-09-16 20:55:07 +03:00
parent 0d4092f4ea
commit 78da9e52c4
1 changed files with 14 additions and 3 deletions
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17
src/elements/core.c
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@ -12493,9 +12493,20 @@ int __cold mdbx_env_stat2(const MDBX_env *env, const MDBX_txn *txn,
if (unlikely(bytes != sizeof(MDBX_stat)))
return MDBX_EINVAL;
const MDBX_db *db =
txn ? &txn->mt_dbs[MAIN_DBI] : &mdbx_meta_head(env)->mm_dbs[MAIN_DBI];
return mdbx_stat0(txn ? txn->mt_env : env, db, arg);
if (txn)
return mdbx_stat0(txn->mt_env, &txn->mt_dbs[MAIN_DBI], arg);
while (1) {
const MDBX_meta *const recent_meta = mdbx_meta_head(env);
const txnid_t txnid = mdbx_meta_txnid_fluid(env, recent_meta);
const int err = mdbx_stat0(env, &recent_meta->mm_dbs[MAIN_DBI], arg);
if (unlikely(err != MDBX_SUCCESS))
return err;
mdbx_compiler_barrier();
if (likely(txnid == mdbx_meta_txnid_fluid(env, recent_meta) &&
recent_meta == mdbx_meta_head(env)))
return MDBX_SUCCESS;
}
}
int __cold mdbx_env_info(MDBX_env *env, MDBX_envinfo *arg, size_t bytes) {