fis-gtm/sr_port/bml_busy.c

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/****************************************************************
* *
* Copyright 2001, 2010 Fidelity Information Services, Inc *
* *
* This source code contains the intellectual property *
* of its copyright holder(s), and is made available *
* under a license. If you do not know the terms of *
* the license, please stop and do not read further. *
* *
****************************************************************/
#include "mdef.h"
#include "gdsroot.h"
#include "gdsbt.h"
#include "gdsblk.h"
#include "gdsbml.h"
/* Include prototypes */
#include "bit_clear.h"
#include "wbox_test_init.h"
GBLREF boolean_t dse_running;
uint4 bml_busy(uint4 setbusy, sm_uc_ptr_t map)
{
uint4 ret, ret1;
setbusy *= BML_BITS_PER_BLK;
ret = bit_clear(setbusy, map);
ret1 = bit_clear(setbusy + 1, map);
/* In case of a valid snapshot, assert that only a RECYCLED or FREE block gets marked as BUSY (dse is an exception). */
assert((ret && ret1) || (ret && !ret1) || dse_running
|| (WBTEST_INVALID_SNAPSHOT_EXPECTED == gtm_white_box_test_case_number));
return ret;
}