Commit f5e54d6e authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Linus Torvalds

[PATCH] mark address_space_operations const

Same as with already do with the file operations: keep them in .rodata and
prevents people from doing runtime patching.
Signed-off-by: 's avatarChristoph Hellwig <hch@lst.de>
Cc: Steven French <sfrench@us.ibm.com>
Signed-off-by: 's avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: 's avatarLinus Torvalds <torvalds@osdl.org>
parent a052b68b
......@@ -210,7 +210,7 @@ static int do_lo_send_aops(struct loop_device *lo, struct bio_vec *bvec,
{
struct file *file = lo->lo_backing_file; /* kudos to NFsckingS */
struct address_space *mapping = file->f_mapping;
struct address_space_operations *aops = mapping->a_ops;
const struct address_space_operations *aops = mapping->a_ops;
pgoff_t index;
unsigned offset, bv_offs;
int len, ret;
......@@ -784,7 +784,7 @@ static int loop_set_fd(struct loop_device *lo, struct file *lo_file,
error = -EINVAL;
if (S_ISREG(inode->i_mode) || S_ISBLK(inode->i_mode)) {
struct address_space_operations *aops = mapping->a_ops;
const struct address_space_operations *aops = mapping->a_ops;
/*
* If we can't read - sorry. If we only can't write - well,
* it's going to be read-only.
......
......@@ -191,7 +191,7 @@ static int ramdisk_set_page_dirty(struct page *page)
return 0;
}
static struct address_space_operations ramdisk_aops = {
static const struct address_space_operations ramdisk_aops = {
.readpage = ramdisk_readpage,
.prepare_write = ramdisk_prepare_write,
.commit_write = ramdisk_commit_write,
......
......@@ -38,7 +38,7 @@
*/
extern struct file_system_type v9fs_fs_type;
extern struct address_space_operations v9fs_addr_operations;
extern const struct address_space_operations v9fs_addr_operations;
extern const struct file_operations v9fs_file_operations;
extern const struct file_operations v9fs_dir_operations;
extern struct dentry_operations v9fs_dentry_operations;
......
......@@ -103,6 +103,6 @@ static int v9fs_vfs_readpage(struct file *filp, struct page *page)
return retval;
}
struct address_space_operations v9fs_addr_operations = {
const struct address_space_operations v9fs_addr_operations = {
.readpage = v9fs_vfs_readpage,
};
......@@ -72,7 +72,7 @@ static sector_t _adfs_bmap(struct address_space *mapping, sector_t block)
return generic_block_bmap(mapping, block, adfs_get_block);
}
static struct address_space_operations adfs_aops = {
static const struct address_space_operations adfs_aops = {
.readpage = adfs_readpage,
.writepage = adfs_writepage,
.sync_page = block_sync_page,
......
......@@ -195,9 +195,9 @@ extern struct inode_operations affs_symlink_inode_operations;
extern const struct file_operations affs_file_operations;
extern const struct file_operations affs_file_operations_ofs;
extern const struct file_operations affs_dir_operations;
extern struct address_space_operations affs_symlink_aops;
extern struct address_space_operations affs_aops;
extern struct address_space_operations affs_aops_ofs;
extern const struct address_space_operations affs_symlink_aops;
extern const struct address_space_operations affs_aops;
extern const struct address_space_operations affs_aops_ofs;
extern struct dentry_operations affs_dentry_operations;
extern struct dentry_operations affs_dentry_operations_intl;
......
......@@ -406,7 +406,7 @@ static sector_t _affs_bmap(struct address_space *mapping, sector_t block)
{
return generic_block_bmap(mapping,block,affs_get_block);
}
struct address_space_operations affs_aops = {
const struct address_space_operations affs_aops = {
.readpage = affs_readpage,
.writepage = affs_writepage,
.sync_page = block_sync_page,
......@@ -759,7 +759,7 @@ static int affs_commit_write_ofs(struct file *file, struct page *page, unsigned
goto done;
}
struct address_space_operations affs_aops_ofs = {
const struct address_space_operations affs_aops_ofs = {
.readpage = affs_readpage_ofs,
//.writepage = affs_writepage_ofs,
//.sync_page = affs_sync_page_ofs,
......
......@@ -66,7 +66,7 @@ static int affs_symlink_readpage(struct file *file, struct page *page)
return err;
}
struct address_space_operations affs_symlink_aops = {
const struct address_space_operations affs_symlink_aops = {
.readpage = affs_symlink_readpage,
};
......
......@@ -35,7 +35,7 @@ struct inode_operations afs_file_inode_operations = {
.getattr = afs_inode_getattr,
};
struct address_space_operations afs_fs_aops = {
const struct address_space_operations afs_fs_aops = {
.readpage = afs_file_readpage,
.sync_page = block_sync_page,
.set_page_dirty = __set_page_dirty_nobuffers,
......
......@@ -69,7 +69,7 @@ extern const struct file_operations afs_dir_file_operations;
/*
* file.c
*/
extern struct address_space_operations afs_fs_aops;
extern const struct address_space_operations afs_fs_aops;
extern struct inode_operations afs_file_inode_operations;
#ifdef AFS_CACHING_SUPPORT
......
......@@ -73,7 +73,7 @@ static struct inode_operations befs_dir_inode_operations = {
.lookup = befs_lookup,
};
static struct address_space_operations befs_aops = {
static const struct address_space_operations befs_aops = {
.readpage = befs_readpage,
.sync_page = block_sync_page,
.bmap = befs_bmap,
......
......@@ -50,7 +50,7 @@ static inline struct bfs_inode_info *BFS_I(struct inode *inode)
/* file.c */
extern struct inode_operations bfs_file_inops;
extern const struct file_operations bfs_file_operations;
extern struct address_space_operations bfs_aops;
extern const struct address_space_operations bfs_aops;
/* dir.c */
extern struct inode_operations bfs_dir_inops;
......
......@@ -153,7 +153,7 @@ static sector_t bfs_bmap(struct address_space *mapping, sector_t block)
return generic_block_bmap(mapping, block, bfs_get_block);
}
struct address_space_operations bfs_aops = {
const struct address_space_operations bfs_aops = {
.readpage = bfs_readpage,
.writepage = bfs_writepage,
.sync_page = block_sync_page,
......
......@@ -1095,7 +1095,7 @@ static long block_ioctl(struct file *file, unsigned cmd, unsigned long arg)
return blkdev_ioctl(file->f_mapping->host, file, cmd, arg);
}
struct address_space_operations def_blk_aops = {
const struct address_space_operations def_blk_aops = {
.readpage = blkdev_readpage,
.writepage = blkdev_writepage,
.sync_page = block_sync_page,
......
......@@ -2598,7 +2598,7 @@ int nobh_truncate_page(struct address_space *mapping, loff_t from)
unsigned offset = from & (PAGE_CACHE_SIZE-1);
unsigned to;
struct page *page;
struct address_space_operations *a_ops = mapping->a_ops;
const struct address_space_operations *a_ops = mapping->a_ops;
char *kaddr;
int ret = 0;
......
......@@ -32,8 +32,8 @@
#define TRUE 1
#endif
extern struct address_space_operations cifs_addr_ops;
extern struct address_space_operations cifs_addr_ops_smallbuf;
extern const struct address_space_operations cifs_addr_ops;
extern const struct address_space_operations cifs_addr_ops_smallbuf;
/* Functions related to super block operations */
extern struct super_operations cifs_super_ops;
......
......@@ -1942,7 +1942,7 @@ static int cifs_prepare_write(struct file *file, struct page *page,
return 0;
}
struct address_space_operations cifs_addr_ops = {
const struct address_space_operations cifs_addr_ops = {
.readpage = cifs_readpage,
.readpages = cifs_readpages,
.writepage = cifs_writepage,
......@@ -1959,7 +1959,7 @@ struct address_space_operations cifs_addr_ops = {
* contain the header plus one complete page of data. Otherwise, we need
* to leave cifs_readpages out of the address space operations.
*/
struct address_space_operations cifs_addr_ops_smallbuf = {
const struct address_space_operations cifs_addr_ops_smallbuf = {
.readpage = cifs_readpage,
.writepage = cifs_writepage,
.writepages = cifs_writepages,
......
......@@ -50,6 +50,6 @@ static int coda_symlink_filler(struct file *file, struct page *page)
return error;
}
struct address_space_operations coda_symlink_aops = {
const struct address_space_operations coda_symlink_aops = {
.readpage = coda_symlink_filler,
};
......@@ -38,7 +38,7 @@
extern struct super_block * configfs_sb;
static struct address_space_operations configfs_aops = {
static const struct address_space_operations configfs_aops = {
.readpage = simple_readpage,
.prepare_write = simple_prepare_write,
.commit_write = simple_commit_write
......
......@@ -30,7 +30,7 @@
static struct super_operations cramfs_ops;
static struct inode_operations cramfs_dir_inode_operations;
static const struct file_operations cramfs_directory_operations;
static struct address_space_operations cramfs_aops;
static const struct address_space_operations cramfs_aops;
static DEFINE_MUTEX(read_mutex);
......@@ -501,7 +501,7 @@ static int cramfs_readpage(struct file *file, struct page * page)
return 0;
}
static struct address_space_operations cramfs_aops = {
static const struct address_space_operations cramfs_aops = {
.readpage = cramfs_readpage
};
......
......@@ -21,7 +21,7 @@ static sector_t _efs_bmap(struct address_space *mapping, sector_t block)
{
return generic_block_bmap(mapping,block,efs_get_block);
}
static struct address_space_operations efs_aops = {
static const struct address_space_operations efs_aops = {
.readpage = efs_readpage,
.sync_page = block_sync_page,
.bmap = _efs_bmap
......
......@@ -53,6 +53,6 @@ static int efs_symlink_readpage(struct file *file, struct page *page)
return err;
}
struct address_space_operations efs_symlink_aops = {
const struct address_space_operations efs_symlink_aops = {
.readpage = efs_symlink_readpage
};
......@@ -162,9 +162,9 @@ extern const struct file_operations ext2_file_operations;
extern const struct file_operations ext2_xip_file_operations;
/* inode.c */
extern struct address_space_operations ext2_aops;
extern struct address_space_operations ext2_aops_xip;
extern struct address_space_operations ext2_nobh_aops;
extern const struct address_space_operations ext2_aops;
extern const struct address_space_operations ext2_aops_xip;
extern const struct address_space_operations ext2_nobh_aops;
/* namei.c */
extern struct inode_operations ext2_dir_inode_operations;
......
......@@ -684,7 +684,7 @@ ext2_writepages(struct address_space *mapping, struct writeback_control *wbc)
return mpage_writepages(mapping, wbc, ext2_get_block);
}
struct address_space_operations ext2_aops = {
const struct address_space_operations ext2_aops = {
.readpage = ext2_readpage,
.readpages = ext2_readpages,
.writepage = ext2_writepage,
......@@ -697,12 +697,12 @@ struct address_space_operations ext2_aops = {
.migratepage = buffer_migrate_page,
};
struct address_space_operations ext2_aops_xip = {
const struct address_space_operations ext2_aops_xip = {
.bmap = ext2_bmap,
.get_xip_page = ext2_get_xip_page,
};
struct address_space_operations ext2_nobh_aops = {
const struct address_space_operations ext2_nobh_aops = {
.readpage = ext2_readpage,
.readpages = ext2_readpages,
.writepage = ext2_nobh_writepage,
......
......@@ -1698,7 +1698,7 @@ static int ext3_journalled_set_page_dirty(struct page *page)
return __set_page_dirty_nobuffers(page);
}
static struct address_space_operations ext3_ordered_aops = {
static const struct address_space_operations ext3_ordered_aops = {
.readpage = ext3_readpage,
.readpages = ext3_readpages,
.writepage = ext3_ordered_writepage,
......@@ -1712,7 +1712,7 @@ static struct address_space_operations ext3_ordered_aops = {
.migratepage = buffer_migrate_page,
};
static struct address_space_operations ext3_writeback_aops = {
static const struct address_space_operations ext3_writeback_aops = {
.readpage = ext3_readpage,
.readpages = ext3_readpages,
.writepage = ext3_writeback_writepage,
......@@ -1726,7 +1726,7 @@ static struct address_space_operations ext3_writeback_aops = {
.migratepage = buffer_migrate_page,
};
static struct address_space_operations ext3_journalled_aops = {
static const struct address_space_operations ext3_journalled_aops = {
.readpage = ext3_readpage,
.readpages = ext3_readpages,
.writepage = ext3_journalled_writepage,
......
......@@ -196,7 +196,7 @@ static sector_t _fat_bmap(struct address_space *mapping, sector_t block)
return generic_block_bmap(mapping, block, fat_get_block);
}
static struct address_space_operations fat_aops = {
static const struct address_space_operations fat_aops = {
.readpage = fat_readpage,
.readpages = fat_readpages,
.writepage = fat_writepage,
......
......@@ -56,7 +56,7 @@ struct inode_operations vxfs_immed_symlink_iops = {
/*
* Adress space operations for immed files and directories.
*/
struct address_space_operations vxfs_immed_aops = {
const struct address_space_operations vxfs_immed_aops = {
.readpage = vxfs_immed_readpage,
};
......
......@@ -41,8 +41,8 @@
#include "vxfs_extern.h"
extern struct address_space_operations vxfs_aops;
extern struct address_space_operations vxfs_immed_aops;
extern const struct address_space_operations vxfs_aops;
extern const struct address_space_operations vxfs_immed_aops;
extern struct inode_operations vxfs_immed_symlink_iops;
......@@ -295,7 +295,7 @@ vxfs_read_inode(struct inode *ip)
{
struct super_block *sbp = ip->i_sb;
struct vxfs_inode_info *vip;
struct address_space_operations *aops;
const struct address_space_operations *aops;
ino_t ino = ip->i_ino;
if (!(vip = __vxfs_iget(ino, VXFS_SBI(sbp)->vsi_ilist)))
......
......@@ -42,7 +42,7 @@
static int vxfs_readpage(struct file *, struct page *);
static sector_t vxfs_bmap(struct address_space *, sector_t);
struct address_space_operations vxfs_aops = {
const struct address_space_operations vxfs_aops = {
.readpage = vxfs_readpage,
.bmap = vxfs_bmap,
.sync_page = block_sync_page,
......
......@@ -770,7 +770,7 @@ static const struct file_operations fuse_direct_io_file_operations = {
/* no mmap and sendfile */
};
static struct address_space_operations fuse_file_aops = {
static const struct address_space_operations fuse_file_aops = {
.readpage = fuse_readpage,
.prepare_write = fuse_prepare_write,
.commit_write = fuse_commit_write,
......
......@@ -182,8 +182,8 @@ extern void hfs_file_truncate(struct inode *);
extern int hfs_get_block(struct inode *, sector_t, struct buffer_head *, int);
/* inode.c */
extern struct address_space_operations hfs_aops;
extern struct address_space_operations hfs_btree_aops;
extern const struct address_space_operations hfs_aops;
extern const struct address_space_operations hfs_btree_aops;
extern struct inode *hfs_new_inode(struct inode *, struct qstr *, int);
extern void hfs_inode_write_fork(struct inode *, struct hfs_extent *, __be32 *, __be32 *);
......
......@@ -114,7 +114,7 @@ static int hfs_writepages(struct address_space *mapping,
return mpage_writepages(mapping, wbc, hfs_get_block);
}
struct address_space_operations hfs_btree_aops = {
const struct address_space_operations hfs_btree_aops = {
.readpage = hfs_readpage,
.writepage = hfs_writepage,
.sync_page = block_sync_page,
......@@ -124,7 +124,7 @@ struct address_space_operations hfs_btree_aops = {
.releasepage = hfs_releasepage,
};
struct address_space_operations hfs_aops = {
const struct address_space_operations hfs_aops = {
.readpage = hfs_readpage,
.writepage = hfs_writepage,
.sync_page = block_sync_page,
......
......@@ -323,8 +323,8 @@ int hfsplus_file_extend(struct inode *);
void hfsplus_file_truncate(struct inode *);
/* inode.c */
extern struct address_space_operations hfsplus_aops;
extern struct address_space_operations hfsplus_btree_aops;
extern const struct address_space_operations hfsplus_aops;
extern const struct address_space_operations hfsplus_btree_aops;
void hfsplus_inode_read_fork(struct inode *, struct hfsplus_fork_raw *);
void hfsplus_inode_write_fork(struct inode *, struct hfsplus_fork_raw *);
......
......@@ -109,7 +109,7 @@ static int hfsplus_writepages(struct address_space *mapping,
return mpage_writepages(mapping, wbc, hfsplus_get_block);
}
struct address_space_operations hfsplus_btree_aops = {
const struct address_space_operations hfsplus_btree_aops = {
.readpage = hfsplus_readpage,
.writepage = hfsplus_writepage,
.sync_page = block_sync_page,
......@@ -119,7 +119,7 @@ struct address_space_operations hfsplus_btree_aops = {
.releasepage = hfsplus_releasepage,
};
struct address_space_operations hfsplus_aops = {
const struct address_space_operations hfsplus_aops = {
.readpage = hfsplus_readpage,
.writepage = hfsplus_writepage,
.sync_page = block_sync_page,
......
......@@ -54,7 +54,7 @@ static int append = 0;
static struct inode_operations hostfs_iops;
static struct inode_operations hostfs_dir_iops;
static struct address_space_operations hostfs_link_aops;
static const struct address_space_operations hostfs_link_aops;
#ifndef MODULE
static int __init hostfs_args(char *options, int *add)
......@@ -518,7 +518,7 @@ int hostfs_commit_write(struct file *file, struct page *page, unsigned from,
return(err);
}
static struct address_space_operations hostfs_aops = {
static const struct address_space_operations hostfs_aops = {
.writepage = hostfs_writepage,
.readpage = hostfs_readpage,
.set_page_dirty = __set_page_dirty_nobuffers,
......@@ -935,7 +935,7 @@ int hostfs_link_readpage(struct file *file, struct page *page)
return(err);
}
static struct address_space_operations hostfs_link_aops = {
static const struct address_space_operations hostfs_link_aops = {
.readpage = hostfs_link_readpage,
};
......
......@@ -99,7 +99,7 @@ static sector_t _hpfs_bmap(struct address_space *mapping, sector_t block)
{
return generic_block_bmap(mapping,block,hpfs_get_block);
}
struct address_space_operations hpfs_aops = {
const struct address_space_operations hpfs_aops = {
.readpage = hpfs_readpage,
.writepage = hpfs_writepage,
.sync_page = block_sync_page,
......
......@@ -268,7 +268,7 @@ void hpfs_set_ea(struct inode *, struct fnode *, char *, char *, int);
int hpfs_file_fsync(struct file *, struct dentry *, int);
extern const struct file_operations hpfs_file_ops;
extern struct inode_operations hpfs_file_iops;
extern struct address_space_operations hpfs_aops;
extern const struct address_space_operations hpfs_aops;
/* inode.c */
......@@ -304,7 +304,7 @@ void hpfs_decide_conv(struct inode *, unsigned char *, unsigned);
/* namei.c */
extern struct inode_operations hpfs_dir_iops;
extern struct address_space_operations hpfs_symlink_aops;
extern const struct address_space_operations hpfs_symlink_aops;
static inline struct hpfs_inode_info *hpfs_i(struct inode *inode)
{
......
......@@ -538,7 +538,7 @@ static int hpfs_symlink_readpage(struct file *file, struct page *page)
return err;
}
struct address_space_operations hpfs_symlink_aops = {
const struct address_space_operations hpfs_symlink_aops = {
.readpage = hpfs_symlink_readpage
};
......
......@@ -34,7 +34,7 @@
#define HUGETLBFS_MAGIC 0x958458f6
static struct super_operations hugetlbfs_ops;
static struct address_space_operations hugetlbfs_aops;
static const struct address_space_operations hugetlbfs_aops;
const struct file_operations hugetlbfs_file_operations;
static struct inode_operations hugetlbfs_dir_inode_operations;
static struct inode_operations hugetlbfs_inode_operations;
......@@ -547,7 +547,7 @@ static void hugetlbfs_destroy_inode(struct inode *inode)
kmem_cache_free(hugetlbfs_inode_cachep, HUGETLBFS_I(inode));
}
static struct address_space_operations hugetlbfs_aops = {
static const struct address_space_operations hugetlbfs_aops = {
.readpage = hugetlbfs_readpage,
.prepare_write = hugetlbfs_prepare_write,
.commit_write = hugetlbfs_commit_write,
......
......@@ -102,7 +102,7 @@ static kmem_cache_t * inode_cachep __read_mostly;
static struct inode *alloc_inode(struct super_block *sb)
{
static struct address_space_operations empty_aops;
static const struct address_space_operations empty_aops;
static struct inode_operations empty_iops;
static const struct file_operations empty_fops;
struct inode *inode;
......
......@@ -312,7 +312,7 @@ static int zisofs_readpage(struct file *file, struct page *page)
return err;
}
struct address_space_operations zisofs_aops = {
const struct address_space_operations zisofs_aops = {
.readpage = zisofs_readpage,
/* No sync_page operation supported? */
/* No bmap operation supported */
......
......@@ -1054,7 +1054,7 @@ static sector_t _isofs_bmap(struct address_space *mapping, sector_t block)
return generic_block_bmap(mapping,block,isofs_get_block);
}
static struct address_space_operations isofs_aops = {
static const struct address_space_operations isofs_aops = {
.readpage = isofs_readpage,
.sync_page = block_sync_page,
.bmap = _isofs_bmap
......
......@@ -176,5 +176,5 @@ isofs_normalize_block_and_offset(struct iso_directory_record* de,
extern struct inode_operations isofs_dir_inode_operations;
extern const struct file_operations isofs_dir_operations;
extern struct address_space_operations isofs_symlink_aops;
extern const struct address_space_operations isofs_symlink_aops;
extern struct export_operations isofs_export_ops;
......@@ -754,6 +754,6 @@ static int rock_ridge_symlink_readpage(struct file *file, struct page *page)
return -EIO;
}
struct address_space_operations isofs_symlink_aops = {
const struct address_space_operations isofs_symlink_aops = {
.readpage = rock_ridge_symlink_readpage
};
......@@ -15,7 +15,7 @@
*/
#ifdef CONFIG_ZISOFS
extern struct address_space_operations zisofs_aops;
extern const struct address_space_operations zisofs_aops;
extern int __init zisofs_init(void);
extern void zisofs_cleanup(void);
#endif
......@@ -59,7 +59,7 @@ static const struct file_operations jffs_file_operations;
static struct inode_operations jffs_file_inode_operations;
static const struct file_operations jffs_dir_operations;
static struct inode_operations jffs_dir_inode_operations;
static struct address_space_operations jffs_address_operations;
static const struct address_space_operations jffs_address_operations;
kmem_cache_t *node_cache = NULL;
kmem_cache_t *fm_cache = NULL;
......@@ -1614,7 +1614,7 @@ jffs_ioctl(struct inode *inode, struct file *filp, unsigned int cmd,
} /* jffs_ioctl() */
static struct address_space_operations jffs_address_operations = {
static const struct address_space_operations jffs_address_operations = {
.readpage = jffs_readpage,
.prepare_write = jffs_prepare_write,
.commit_write = jffs_commit_write,
......
......@@ -62,7 +62,7 @@ struct inode_operations jffs2_file_inode_operations =
.removexattr = jffs2_removexattr
};
struct address_space_operations jffs2_file_address_operations =
const struct address_space_operations jffs2_file_address_operations =
{
.readpage = jffs2_readpage,
.prepare_write =jffs2_prepare_write,
......
......@@ -158,7 +158,7 @@ extern struct inode_operations jffs2_dir_inode_operations;
/* file.c */
extern const struct file_operations jffs2_file_operations;
extern struct inode_operations jffs2_file_inode_operations;
extern struct address_space_operations jffs2_file_address_operations;
extern const struct address_space_operations jffs2_file_address_operations;
int jffs2_fsync(struct file *, struct dentry *, int);
int jffs2_do_readpage_unlock (struct inode *inode, struct page *pg);
......
......@@ -305,7 +305,7 @@ static ssize_t jfs_direct_IO(int rw, struct kiocb *iocb,
offset, nr_segs, jfs_get_block, NULL);
}
struct address_space_operations jfs_aops = {
const struct address_space_operations jfs_aops = {
.readpage = jfs_readpage,
.readpages = jfs_readpages,
.writepage = jfs_writepage,
......
......@@ -33,7 +33,7 @@ extern void jfs_free_zero_link(struct inode *);
extern struct dentry *jfs_get_parent(struct dentry *dentry);
extern void jfs_set_inode_flags(struct inode *);
extern struct address_space_operations jfs_aops;
extern const struct address_space_operations jfs_aops;
extern struct inode_operations jfs_dir_inode_operations;
extern const struct file_operations jfs_dir_operations;
extern struct inode_operations jfs_file_inode_operations;
......
......@@ -577,7 +577,7 @@ static void metapage_invalidatepage(struct page *page, unsigned long offset)
metapage_releasepage(page, 0);
}
struct address_space_operations jfs_metapage_aops = {
const struct address_space_operations jfs_metapage_aops = {
.readpage = metapage_readpage,
.writepage = metapage_writepage,
.sync_page = block_sync_page,
......
......@@ -139,7 +139,7 @@ static inline void metapage_homeok(struct metapage *mp)
put_metapage(mp);
}
extern struct address_space_operations jfs_metapage_aops;
extern const struct address_space_operations jfs_metapage_aops;
/*
* This routines invalidate all pages for an extent.
......
......@@ -335,7 +335,7 @@ static sector_t minix_bmap(struct address_space *mapping, sector_t block)
{
return generic_block_bmap(mapping,block,minix_get_block);
}
static struct address_space_operations minix_aops = {
static const struct address_space_operations minix_aops = {
.readpage = minix_readpage,
.writepage = minix_writepage,
.sync_page = block_sync_page,
......
......@@ -105,7 +105,7 @@ static struct super_operations ncp_sops =
extern struct dentry_operations ncp_root_dentry_operations;
#if defined(CONFIG_NCPFS_EXTRAS) || defined(CONFIG_NCPFS_NFS_NS)
extern struct address_space_operations ncp_symlink_aops;
extern const struct address_space_operations ncp_symlink_aops;
extern int ncp_symlink(struct inode*, struct dentry*, const char*);
#endif
......
......@@ -99,7 +99,7 @@ static int ncp_symlink_readpage(struct file *file, struct page *page)
/*
* symlinks can't do much...
*/
struct address_space_operations ncp_symlink_aops = {
const struct address_space_operations ncp_symlink_aops = {
.readpage = ncp_symlink_readpage,
};
......
......@@ -315,7 +315,7 @@ static int nfs_release_page(struct page *page, gfp_t gfp)
return !nfs_wb_page(page->mapping->host, page);
}
struct address_space_operations nfs_file_aops = {
const struct address_space_operations nfs_file_aops = {
.readpage = nfs_readpage,
.readpages = nfs_readpages,
.set_page_dirty = __set_page_dirty_nobuffers,
......
......@@ -1544,7 +1544,7 @@ static int ntfs_writepage(struct page *page, struct writeback_control *wbc)
/**
* ntfs_aops - general address space operations for inodes and attributes
*/
struct address_space_operations ntfs_aops = {
const struct address_space_operations ntfs_aops = {
.readpage = ntfs_readpage, /* Fill page with data. */
.sync_page = block_sync_page, /* Currently, just unplugs the
disk request queue. */
......@@ -1560,7 +1560,7 @@ struct address_space_operations ntfs_aops = {
* ntfs_mst_aops - general address space operations for mst protecteed inodes
* and attributes
*/
struct address_space_operations ntfs_mst_aops = {
const struct address_space_operations ntfs_mst_aops = {
.readpage = ntfs_readpage, /* Fill page with data. */
.sync_page = block_sync_page, /* Currently, just unplugs the
disk request queue. */
......
......@@ -57,8 +57,8 @@ extern struct kmem_cache *ntfs_attr_ctx_cache;
extern struct kmem_cache *ntfs_index_ctx_cache;
/* The various operations structs defined throughout the driver files. */