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ITS#7623 Clear P_SUBP on conversion from fake page

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Howard Chu 2013-06-17 22:26:11 +02:00 committed by Hallvard Furuseth
parent 60086c1bc7
commit 1d94ea5b55
1 changed files with 4 additions and 1 deletions
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5
libraries/liblmdb/mdb.c
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@ -5189,6 +5189,7 @@ more:
MDB_page *mp;
unsigned int offset;
unsigned int i;
uint16_t fp_flags;
fp = NODEDATA(leaf);
if (flags == MDB_CURRENT) {
@ -5208,6 +5209,7 @@ reuse:
offset = NODESIZE + sizeof(indx_t) + data->mv_size;
}
offset += offset & 1;
fp_flags = fp->mp_flags;
if (NODESIZE + sizeof(indx_t) + NODEKSZ(leaf) + NODEDSZ(leaf) +
offset >= mc->mc_txn->mt_env->me_nodemax) {
/* yes, convert it */
@ -5231,6 +5233,7 @@ reuse:
offset = mc->mc_txn->mt_env->me_psize - NODEDSZ(leaf);
flags |= F_DUPDATA|F_SUBDATA;
dummy.md_root = mp->mp_pgno;
fp_flags &= ~P_SUBP;
} else {
/* no, just grow it */
rdata = &xdata;
@ -5240,7 +5243,7 @@ reuse:
mp->mp_pgno = mc->mc_pg[mc->mc_top]->mp_pgno;
flags |= F_DUPDATA;
}
mp->mp_flags = fp->mp_flags | P_DIRTY;
mp->mp_flags = fp_flags | P_DIRTY;
mp->mp_pad = fp->mp_pad;
mp->mp_lower = fp->mp_lower;
mp->mp_upper = fp->mp_upper + offset;