static void
forget_matching_split(Relation reln, RelFileNode node,
BlockNumber insertblk, OffsetNumber offnum,
bool is_root)
{
Buffer buffer;
Page page;
BTItem btitem;
BlockNumber rightblk;
List *l;
/* Get downlink TID from page */
buffer = XLogReadBuffer(false, reln, insertblk);
if (!BufferIsValid(buffer))
elog(PANIC, "forget_matching_split: block unfound");
page = (Page) BufferGetPage(buffer);
btitem = (BTItem) PageGetItem(page, PageGetItemId(page, offnum));
rightblk = ItemPointerGetBlockNumber(&(btitem->bti_itup.t_tid));
Assert(ItemPointerGetOffsetNumber(&(btitem->bti_itup.t_tid)) == P_HIKEY);
UnlockAndReleaseBuffer(buffer);
foreach(l, incomplete_splits)
{
bt_incomplete_split *split = (bt_incomplete_split *) lfirst(l);
if (RelFileNodeEquals(node, split->node) &&
rightblk == split->rightblk)
{
if (is_root != split->is_root)
elog(LOG, "forget_matching_split: fishy is_root data");
incomplete_splits = lremove(split, incomplete_splits);
break; /* need not look further */
}
}
void clock_release(sdlclock c)
{
if(c==NULL) return;
sclock *_c = (sclock*)c;
lremove(_clocks, _c);
free(_c->lkptable);
free(_c);
}
