81 lines
1.8 KiB
C
81 lines
1.8 KiB
C
/****************************************************************
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* *
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* Copyright 2001, 2004 Sanchez Computer Associates, Inc. *
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* *
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* This source code contains the intellectual property *
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* of its copyright holder(s), and is made available *
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* under a license. If you do not know the terms of *
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* the license, please stop and do not read further. *
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* *
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****************************************************************/
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#include "mdef.h"
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#include "gdsroot.h"
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#include "gtm_facility.h"
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#include "fileinfo.h"
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#include "gdsbt.h"
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#include "gdsfhead.h"
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#include "filestruct.h"
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#include "mlkdef.h"
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#include "cmidef.h"
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#include "hashtab_mname.h" /* needed for cmmdef.h */
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#include "cmmdef.h"
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#include "gt_timer.h"
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#include "gtcmlkdef.h"
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#include "gtcml.h"
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GBLDEF cm_lckblkreg *blkdlist;
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GBLREF gd_region *gv_cur_region;
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GBLDEF ABS_TIME chkreg_time;
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void gtcml_chkreg(void)
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{
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cm_lckblkreg *reg, *reg1;
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sys_get_curr_time(&chkreg_time); /* just once per pass */
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reg1 = reg = blkdlist;
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while (reg)
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{
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gv_cur_region = reg->region->reg;
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if (reg->region->refcnt == 0)
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{
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gtcml_chklck(reg,FALSE);
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assert (reg->lock == 0);
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}
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else if (reg->region->wakeup < ((mlk_ctldata *)FILE_INFO(gv_cur_region)->s_addrs.lock_addrs[0])->wakeups)
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{
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gtcml_chklck(reg,FALSE);
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reg->region->wakeup = ((mlk_ctldata *)FILE_INFO(gv_cur_region)->s_addrs.lock_addrs[0])->wakeups;
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reg->pass = CM_BLKPASS;
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}
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else if (--reg->pass == 0)
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{
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gtcml_chklck(reg,TRUE);
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reg->pass = CM_BLKPASS;
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}
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if (reg->lock == 0)
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{
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if (reg == blkdlist)
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{
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blkdlist = reg->next;
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free(reg);
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reg = reg1 = blkdlist;
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}
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else
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{
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reg1->next = reg->next;
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free(reg);
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reg = reg1->next;
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}
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}
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else
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{
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reg1 = reg;
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reg = reg->next;
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}
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}
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}
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