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Remove NEXTXID xlog record type to avoid three-way deadlock risk.

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NEXTXID isn't really necessary, per previous discussion in pghackers,
but I mulishy insisted we should put it in anyway.  Mea culpa.
This commit is contained in:
Tom Lane
2001-03-18 20:18:59 +00:00
parent ddc5bc958a
commit af6e88a9cf
7 changed files with 12 additions and 67 deletions
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4
src/backend/storage/ipc/sinval.c
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@@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/storage/ipc/sinval.c,v 1.26 2001/02/26 00:50:07 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/storage/ipc/sinval.c,v 1.27 2001/03/18 20:18:59 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -296,7 +296,7 @@ GetSnapshotData(bool serializable)
/*
* Unfortunately, we have to call ReadNewTransactionId() after
* acquiring SInvalLock above. It's not good because
* ReadNewTransactionId() does SpinAcquire(OidGenLockId) but
* ReadNewTransactionId() does SpinAcquire(XidGenLockId) but
* _necessary_.
*/
ReadNewTransactionId(&(snapshot->xmax));