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/*
* Copyright (C) 2012 Michael Brown <mbrown@fensystems.co.uk>.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*
* You can also choose to distribute this program under the terms of
* the Unmodified Binary Distribution Licence (as given in the file
* COPYING.UBDL), provided that you have satisfied its requirements.
*/
FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
#include <errno.h>
#include <ipxe/process.h>
#include <ipxe/timer.h>
#include <ipxe/pending.h>
/** @file
*
* Pending operations
*
*/
/** Total count of pending operations */
int pending_total;
/**
* Mark an operation as pending
*
* @v pending Pending operation
*/
void pending_get ( struct pending_operation *pending ) {
pending->count++;
pending_total++;
DBGC ( pending, "PENDING %p incremented to %d (total %d)\n",
pending, pending->count, pending_total );
}
/**
* Mark an operation as no longer pending
*
* @v pending Pending operation
*/
void pending_put ( struct pending_operation *pending ) {
if ( pending->count ) {
pending_total--;
pending->count--;
DBGC ( pending, "PENDING %p decremented to %d (total %d)\n",
pending, pending->count, pending_total );
}
}
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