From 19ba2292993933947b72da984580cf885179128b Mon Sep 17 00:00:00 2001
From: Bruce Momjian <bruce@momjian.us>
Date: Tue, 24 Feb 1998 19:58:26 +0000
Subject: [PATCH] Fix for locking problems an dpriority.
---
src/backend/storage/lmgr/proc.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/src/backend/storage/lmgr/proc.c b/src/backend/storage/lmgr/proc.c
index d3631a143b3..057a4c11965 100644
--- a/src/backend/storage/lmgr/proc.c
+++ b/src/backend/storage/lmgr/proc.c
@@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
- * $Header: /cvsroot/pgsql/src/backend/storage/lmgr/proc.c,v 1.31 1998/02/19 15:04:45 momjian Exp $
+ * $Header: /cvsroot/pgsql/src/backend/storage/lmgr/proc.c,v 1.32 1998/02/24 19:58:26 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@@ -46,7 +46,7 @@
* This is so that we can support more backends. (system-wide semaphore
* sets run out pretty fast.) -ay 4/95
*
- * $Header: /cvsroot/pgsql/src/backend/storage/lmgr/proc.c,v 1.31 1998/02/19 15:04:45 momjian Exp $
+ * $Header: /cvsroot/pgsql/src/backend/storage/lmgr/proc.c,v 1.32 1998/02/24 19:58:26 momjian Exp $
*/
#include <sys/time.h>
#include <unistd.h>
@@ -451,7 +451,7 @@ ProcSleep(PROC_QUEUE *waitQueue,
int prio,
LOCK *lock)
{
- int i = 0;
+ int i;
PROC *proc;
struct itimerval timeval,
dummy;
@@ -481,7 +481,8 @@ ProcSleep(PROC_QUEUE *waitQueue,
proc = (PROC *) MAKE_PTR(waitQueue->links.prev);
/* If we are a reader, and they are writers, skip past them */
- while (i++ < waitQueue->size && proc->prio > prio)
+
+ for (i = 0; i < waitQueue->size && proc->prio > prio; i++)
proc = (PROC *) MAKE_PTR(proc->links.prev);
/* The rest of the queue is FIFO, with readers first, writers last */
--
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