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https://github.com/torvalds/linux
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30edc43c7f
dio entry will only do truncate in case of ORPHAN_NEED_TRUNCATE. So do not include it when doing normal orphan scan to reduce contention. Signed-off-by: Joseph Qi <joseph.qi@huawei.com> Cc: Mark Fasheh <mfasheh@suse.de> Cc: Joel Becker <jlbec@evilplan.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
54 lines
1.8 KiB
C
54 lines
1.8 KiB
C
/* -*- mode: c; c-basic-offset: 8; -*-
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* vim: noexpandtab sw=8 ts=8 sts=0:
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*
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* namei.h
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*
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* Function prototypes
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*
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* Copyright (C) 2002, 2004 Oracle. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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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 GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 021110-1307, USA.
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*/
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#ifndef OCFS2_NAMEI_H
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#define OCFS2_NAMEI_H
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#define OCFS2_DIO_ORPHAN_PREFIX "dio-"
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#define OCFS2_DIO_ORPHAN_PREFIX_LEN 4
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extern const struct inode_operations ocfs2_dir_iops;
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struct dentry *ocfs2_get_parent(struct dentry *child);
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int ocfs2_orphan_del(struct ocfs2_super *osb,
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handle_t *handle,
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struct inode *orphan_dir_inode,
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struct inode *inode,
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struct buffer_head *orphan_dir_bh,
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bool dio);
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int ocfs2_create_inode_in_orphan(struct inode *dir,
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int mode,
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struct inode **new_inode);
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int ocfs2_add_inode_to_orphan(struct ocfs2_super *osb,
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struct inode *inode);
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int ocfs2_del_inode_from_orphan(struct ocfs2_super *osb,
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struct inode *inode, struct buffer_head *di_bh,
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int update_isize, loff_t end);
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int ocfs2_mv_orphaned_inode_to_new(struct inode *dir,
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struct inode *new_inode,
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struct dentry *new_dentry);
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#endif /* OCFS2_NAMEI_H */
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