mars/kernel/brick_locks.h

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2014-11-21 10:51:34 +00:00
/*
* MARS Long Distance Replication Software
*
* This file is part of MARS project: http://schoebel.github.io/mars/
*
* Copyright (C) 2010-2014 Thomas Schoebel-Theuer
* Copyright (C) 2011-2014 1&1 Internet AG
*
* 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
* (at your option) 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.
*/
#ifndef BRICK_LOCKS_H
#define BRICK_LOCKS_H
#include <linux/spinlock.h>
#if 1
# define traced_lock(spinlock,flags) spin_lock_irqsave(spinlock,flags)
# define traced_unlock(spinlock,flags) spin_unlock_irqrestore(spinlock,flags)
# define traced_readlock(spinlock,flags) read_lock_irqsave(spinlock,flags)
# define traced_readunlock(spinlock,flags) read_unlock_irqrestore(spinlock,flags)
# define traced_writelock(spinlock,flags) write_lock_irqsave(spinlock,flags)
# define traced_writeunlock(spinlock,flags) write_unlock_irqrestore(spinlock,flags)
#else
# define traced_lock(spinlock,flags) do { (void)flags; spin_lock(spinlock); } while (0)
# define traced_unlock(spinlock,flags) do { (void)flags; spin_unlock(spinlock); } while (0)
# define traced_readlock(spinlock,flags) do { (void)flags; read_lock(spinlock); } while (0)
# define traced_readunlock(spinlock,flags) do { (void)flags; read_unlock(spinlock); } while (0)
# define traced_writelock(spinlock,flags) do { (void)flags; write_lock(spinlock); } while (0)
# define traced_writeunlock(spinlock,flags) do { (void)flags; write_unlock(spinlock); } while (0)
#endif
#endif