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srv0que.c:

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Revert Marko's untested changeset 1.1844.1.6 to the stable 4.0 version; stable 4.0 must NOT BE modified except in case of bugs
srv0que.c, srv0que.h:
  new file


innobase/srv/srv0que.c:
  Revert Marko's untested changeset 1.1844.1.6 to the stable 4.0 version; stable 4.0 must NOT BE modified except in case of bugs
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2004-06-17 12:35:04 +03:00
parent a00824b53b
commit beb80a37a6
2 changed files with 164 additions and 0 deletions
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53
innobase/include/srv0que.h Normal file
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/******************************************************
Server query execution
(c) 1996 Innobase Oy
Created 6/5/1996 Heikki Tuuri
*******************************************************/
#ifndef srv0que_h
#define srv0que_h
#include "univ.i"
#include "que0types.h"
/**************************************************************************
Checks if there is work to do in the server task queue. If there is, the
thread starts processing a task. Before leaving, it again checks the task
queue and picks a new task if any exists. This is called by a SRV_WORKER
thread. */
void
srv_que_task_queue_check(void);
/*==========================*/
/**************************************************************************
Performs round-robin on the server tasks. This is called by a SRV_WORKER
thread every second or so. */
que_thr_t*
srv_que_round_robin(
/*================*/
/* out: the new (may be == thr) query thread
to run */
que_thr_t* thr); /* in: query thread */
/**************************************************************************
Enqueues a task to server task queue and releases a worker thread, if
there exists one suspended. */
void
srv_que_task_enqueue(
/*=================*/
que_thr_t* thr); /* in: query thread */
/**************************************************************************
Enqueues a task to server task queue and releases a worker thread, if
there exists one suspended. */
void
srv_que_task_enqueue_low(
/*=====================*/
que_thr_t* thr); /* in: query thread */
#endif