![Arjan van de Ven](/assets/img/avatar_default.png)
Many struct inode_operations in the kernel can be "const". Marking them const moves these to the .rodata section, which avoids false sharing with potential dirty data. In addition it'll catch accidental writes at compile time to these shared resources. Signed-off-by: Arjan van de Ven <arjan@linux.intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
37 lines
1.4 KiB
C
37 lines
1.4 KiB
C
/*
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* Copyright (c) 2000-2003,2005 Silicon Graphics, Inc.
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* 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 License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it would 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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*
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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 the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef __XFS_IOPS_H__
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#define __XFS_IOPS_H__
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extern const struct inode_operations xfs_inode_operations;
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extern const struct inode_operations xfs_dir_inode_operations;
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extern const struct inode_operations xfs_symlink_inode_operations;
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extern const struct file_operations xfs_file_operations;
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extern const struct file_operations xfs_dir_file_operations;
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extern const struct file_operations xfs_invis_file_operations;
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extern int xfs_ioctl(struct bhv_desc *, struct inode *, struct file *,
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int, unsigned int, void __user *);
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struct xfs_inode;
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extern void xfs_ichgtime(struct xfs_inode *, int);
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extern void xfs_ichgtime_fast(struct xfs_inode *, struct inode *, int);
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#endif /* __XFS_IOPS_H__ */
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