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* Copyright (C) 2005-2009 Junjiro R. Okajima
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* This program, aufs is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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* simple list protected by a spinlock
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#ifndef __AUFS_SPL_H__
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#define __AUFS_SPL_H__
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#include <linux/spinlock.h>
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#include <linux/list.h>
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struct list_head head;
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static inline void au_spl_init(struct au_splhead *spl)
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spin_lock_init(&spl->spin);
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INIT_LIST_HEAD(&spl->head);
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static inline void au_spl_add(struct list_head *list, struct au_splhead *spl)
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spin_lock(&spl->spin);
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list_add(list, &spl->head);
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spin_unlock(&spl->spin);
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static inline void au_spl_del(struct list_head *list, struct au_splhead *spl)
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spin_lock(&spl->spin);
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spin_unlock(&spl->spin);
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#endif /* __KERNEL__ */
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#endif /* __AUFS_SPL_H__ */