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osc/pt2pt: do no use OPAL_THREAD_ADD64 for lock serial number #1008

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Mar 15, 2016
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osc/pt2pt: do no use OPAL_THREAD_ADD64 for lock serial number #1008

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5 changes: 3 additions & 2 deletions ompi/mca/osc/pt2pt/osc_pt2pt_passive_target.c
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Original file line number Diff line number Diff line change
Expand Up @@ -8,7 +8,7 @@
* University of Stuttgart. All rights reserved.
* Copyright (c) 2004-2005 The Regents of the University of California.
* All rights reserved.
* Copyright (c) 2007-2015 Los Alamos National Security, LLC. All rights
* Copyright (c) 2007-2016 Los Alamos National Security, LLC. All rights
* reserved.
* Copyright (c) 2010 IBM Corporation. All rights reserved.
* Copyright (c) 2012-2013 Sandia National Laboratories. All rights reserved.
Expand Down Expand Up @@ -331,13 +331,14 @@ static int ompi_osc_pt2pt_lock_internal (int lock_type, int target, int assert,
lock->target = target;
lock->lock_acks_expected = 0;
lock->unlock_acks_expected = 0;
lock->serial_number = OPAL_THREAD_ADD64((int64_t *) &module->lock_serial_number, 1);
lock->type = lock_type;
lock->assert = assert;

/* delay all eager sends until we've heard back.. */
OPAL_THREAD_LOCK(&module->lock);

lock->serial_number = module->lock_serial_number + 1;

/* check for conflicting lock */
if (find_outstanding_lock_st (module, target)) {
OBJ_RELEASE(lock);
Expand Down