d38eb8db6a
Implement .permission() in ocfs2_file_iops, ocfs2_special_file_iops and ocfs2_dir_iops. This helps us avoid some multi-node races with mode change and vfs operations. Signed-off-by: Tiger Yang <tiger.yang@oracle.com> Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>
64 lines
2.1 KiB
C
64 lines
2.1 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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* file.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_FILE_H
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#define OCFS2_FILE_H
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extern const struct file_operations ocfs2_fops;
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extern const struct file_operations ocfs2_dops;
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extern struct inode_operations ocfs2_file_iops;
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extern struct inode_operations ocfs2_special_file_iops;
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struct ocfs2_alloc_context;
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enum ocfs2_alloc_restarted {
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RESTART_NONE = 0,
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RESTART_TRANS,
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RESTART_META
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};
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int ocfs2_do_extend_allocation(struct ocfs2_super *osb,
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struct inode *inode,
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u32 clusters_to_add,
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struct buffer_head *fe_bh,
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handle_t *handle,
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struct ocfs2_alloc_context *data_ac,
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struct ocfs2_alloc_context *meta_ac,
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enum ocfs2_alloc_restarted *reason);
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int ocfs2_setattr(struct dentry *dentry, struct iattr *attr);
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int ocfs2_getattr(struct vfsmount *mnt, struct dentry *dentry,
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struct kstat *stat);
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int ocfs2_permission(struct inode *inode, int mask,
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struct nameidata *nd);
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int ocfs2_set_inode_size(handle_t *handle,
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struct inode *inode,
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struct buffer_head *fe_bh,
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u64 new_i_size);
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int ocfs2_should_update_atime(struct inode *inode,
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struct vfsmount *vfsmnt);
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int ocfs2_update_inode_atime(struct inode *inode,
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struct buffer_head *bh);
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#endif /* OCFS2_FILE_H */
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