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Tweak cursor adjustment code

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Skip the original cursor that made the change
This commit is contained in:
Howard Chu 2011-09-30 22:15:05 -07:00
parent 19d1e72bbc
commit fe11433619
1 changed files with 9 additions and 0 deletions
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9
libraries/libmdb/mdb.c
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@ -1178,6 +1178,7 @@ finish:
MDB_dbi dbi = mc->mc_dbi-1;
for (m2 = mc->mc_txn->mt_cursors[dbi]; m2; m2=m2->mc_next) {
if (m2 == mc) continue;
m3 = &m2->mc_xcursor->mx_cursor;
if (m3->mc_pg[mc->mc_top] == mc->mc_pg[mc->mc_top]) {
m3->mc_pg[mc->mc_top] = mp;
@ -1187,6 +1188,7 @@ finish:
MDB_cursor *m2;
for (m2 = mc->mc_txn->mt_cursors[mc->mc_dbi]; m2; m2=m2->mc_next) {
if (m2 == mc) continue;
if (m2->mc_pg[mc->mc_top] == mc->mc_pg[mc->mc_top]) {
m2->mc_pg[mc->mc_top] = mp;
}
@ -4083,6 +4085,7 @@ new_sub:
dbi--;
for (m2 = mc->mc_txn->mt_cursors[dbi]; m2; m2=m2->mc_next) {
if (m2 == mc) continue;
if (mc->mc_flags & C_SUB)
m3 = &m2->mc_xcursor->mx_cursor;
else
@ -4132,6 +4135,7 @@ put_sub:
MDB_page *mp = mc->mc_pg[i];
for (m2 = mc->mc_txn->mt_cursors[mc->mc_dbi]; m2; m2=m2->mc_next) {
if (m2 == mc) continue;
if (m2->mc_pg[i] == mp && m2->mc_ki[i] == mc->mc_ki[i]) {
mdb_xcursor_init1(m2, leaf);
}
@ -4809,6 +4813,7 @@ mdb_node_move(MDB_cursor *csrc, MDB_cursor *cdst)
dbi--;
for (m2 = csrc->mc_txn->mt_cursors[dbi]; m2; m2=m2->mc_next) {
if (m2 == csrc) continue;
if (csrc->mc_flags & C_SUB)
m3 = &m2->mc_xcursor->mx_cursor;
else
@ -4951,6 +4956,7 @@ mdb_page_merge(MDB_cursor *csrc, MDB_cursor *cdst)
dbi--;
for (m2 = csrc->mc_txn->mt_cursors[dbi]; m2; m2=m2->mc_next) {
if (m2 == csrc) continue;
if (csrc->mc_flags & C_SUB)
m3 = &m2->mc_xcursor->mx_cursor;
else
@ -5031,6 +5037,7 @@ mdb_rebalance(MDB_cursor *mc)
dbi--;
for (m2 = mc->mc_txn->mt_cursors[dbi]; m2; m2=m2->mc_next) {
if (m2 == mc) continue;
if (mc->mc_flags & C_SUB)
m3 = &m2->mc_xcursor->mx_cursor;
else
@ -5059,6 +5066,7 @@ mdb_rebalance(MDB_cursor *mc)
dbi--;
for (m2 = mc->mc_txn->mt_cursors[dbi]; m2; m2=m2->mc_next) {
if (m2 == mc) continue;
if (mc->mc_flags & C_SUB)
m3 = &m2->mc_xcursor->mx_cursor;
else
@ -5483,6 +5491,7 @@ done:
dbi--;
for (m2 = mc->mc_txn->mt_cursors[dbi]; m2; m2=m2->mc_next) {
if (m2 == mc) continue;
if (mc->mc_flags & C_SUB)
m3 = &m2->mc_xcursor->mx_cursor;
else