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Changed order of the callback and semGive in the WdTask. There was a race condition

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John Winans
1994-05-02 11:10:50 +00:00
parent ab1be79d3f
commit faa429fb7e
2 changed files with 21 additions and 11 deletions
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src/drv/drvBitBus.c
+7 -5
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@@ -809,20 +809,22 @@ int link;
(plink->deviceStatus[pnode->txMsg.node])--; /* fix device status */
pnode->status = BB_TIMEOUT;
/* Release a completion lock if one was spec'd */
if (pnode->psyncSem != NULL)
semGive(*(pnode->psyncSem));
/* Do now in case we need it later */
resetNodeData = pnode->txMsg.node; /* mark the node number */
/* Make the callbackRequest if one was spec'd */
if(pnode->finishProc != NULL)
callbackRequest(pnode); /* schedule completion processing */
/* Release a completion lock if one was spec'd */
if (pnode->psyncSem != NULL)
semGive(*(pnode->psyncSem));
/* If we are not going to reboot the link... */
if (plink->nukeEm == 0)
{ /* Send out a RAC_NODE_OFFLINE to the controller */
semGive(plink->busyList.sem);
resetNodeData = pnode->txMsg.node; /* mark the node number */
printf("issuing a node offline for link %d node %d\n", link, resetNodeData);
semTake(plink->queue[BB_Q_HIGH].sem, WAIT_FOREVER);