[PATCH] Mark struct super_operations const

From: Josef 'Jeff' Sipek
Date: Tue Jan 16 2007 - 05:48:29 EST

This patch is inspired by Arjan's "Patch series to mark struct
file_operations and struct inode_operations const".

Compile tested with gcc & sparse.

Signed-off-by: Josef 'Jeff' Sipek <jsipek@xxxxxxxxxxxxx>
---
fs/9p/vfs_super.c | 4 ++--
fs/adfs/super.c | 2 +-
fs/affs/super.c | 2 +-
fs/afs/super.c | 2 +-
fs/autofs/inode.c | 2 +-
fs/autofs4/inode.c | 2 +-
fs/bfs/inode.c | 2 +-
fs/binfmt_misc.c | 2 +-
fs/block_dev.c | 2 +-
fs/cifs/cifsfs.c | 4 ++--
fs/cifs/cifsfs.h | 2 +-
fs/coda/inode.c | 2 +-
fs/configfs/mount.c | 2 +-
fs/cramfs/inode.c | 4 ++--
fs/devpts/inode.c | 2 +-
fs/ecryptfs/ecryptfs_kernel.h | 2 +-
fs/ecryptfs/super.c | 2 +-
fs/efs/super.c | 2 +-
fs/ext2/super.c | 2 +-
fs/ext3/super.c | 2 +-
fs/ext4/super.c | 2 +-
fs/fat/inode.c | 2 +-
fs/freevxfs/vxfs_super.c | 2 +-
fs/fuse/inode.c | 2 +-
fs/gfs2/ops_super.c | 2 +-
fs/gfs2/ops_super.h | 2 +-
fs/hfs/super.c | 2 +-
fs/hfsplus/super.c | 2 +-
fs/hostfs/hostfs_kern.c | 2 +-
fs/hpfs/super.c | 2 +-
fs/hppfs/hppfs_kern.c | 4 ++--
fs/hugetlbfs/inode.c | 4 ++--
fs/inode.c | 6 +++---
fs/isofs/inode.c | 2 +-
fs/jffs/inode-v23.c | 4 ++--
fs/jffs2/super.c | 2 +-
fs/jfs/super.c | 4 ++--
fs/libfs.c | 4 ++--
fs/minix/inode.c | 2 +-
fs/ncpfs/inode.c | 2 +-
fs/nfs/super.c | 4 ++--
fs/ntfs/super.c | 2 +-
fs/ocfs2/dlm/dlmfs.c | 4 ++--
fs/ocfs2/super.c | 2 +-
fs/openpromfs/inode.c | 2 +-
fs/proc/inode.c | 2 +-
fs/qnx4/inode.c | 4 ++--
fs/ramfs/inode.c | 4 ++--
fs/reiserfs/super.c | 2 +-
fs/romfs/inode.c | 4 ++--
fs/smbfs/inode.c | 2 +-
fs/super.c | 2 +-
fs/sysfs/mount.c | 2 +-
fs/sysv/inode.c | 2 +-
fs/sysv/sysv.h | 2 +-
fs/udf/super.c | 2 +-
fs/ufs/super.c | 4 ++--
include/linux/fs.h | 4 ++--
58 files changed, 75 insertions(+), 75 deletions(-)

diff --git a/fs/9p/vfs_super.c b/fs/9p/vfs_super.c
index 63320d4..0ec42f6 100644
--- a/fs/9p/vfs_super.c
+++ b/fs/9p/vfs_super.c
@@ -45,7 +45,7 @@
#include "fid.h"

static void v9fs_clear_inode(struct inode *);
-static struct super_operations v9fs_super_ops;
+static const struct super_operations v9fs_super_ops;

/**
* v9fs_clear_inode - release an inode
@@ -263,7 +263,7 @@ v9fs_umount_begin(struct vfsmount *vfsmnt, int flags)
v9fs_session_cancel(v9ses);
}

-static struct super_operations v9fs_super_ops = {
+static const struct super_operations v9fs_super_ops = {
.statfs = simple_statfs,
.clear_inode = v9fs_clear_inode,
.show_options = v9fs_show_options,
diff --git a/fs/adfs/super.c b/fs/adfs/super.c
index 5023351..2e5f2c8 100644
--- a/fs/adfs/super.c
+++ b/fs/adfs/super.c
@@ -254,7 +254,7 @@ static void destroy_inodecache(void)
kmem_cache_destroy(adfs_inode_cachep);
}

-static struct super_operations adfs_sops = {
+static const struct super_operations adfs_sops = {
.alloc_inode = adfs_alloc_inode,
.destroy_inode = adfs_destroy_inode,
.write_inode = adfs_write_inode,
diff --git a/fs/affs/super.c b/fs/affs/super.c
index 3de93e7..a324045 100644
--- a/fs/affs/super.c
+++ b/fs/affs/super.c
@@ -112,7 +112,7 @@ static void destroy_inodecache(void)
kmem_cache_destroy(affs_inode_cachep);
}

-static struct super_operations affs_sops = {
+static const struct super_operations affs_sops = {
.alloc_inode = affs_alloc_inode,
.destroy_inode = affs_destroy_inode,
.read_inode = affs_read_inode,
diff --git a/fs/afs/super.c b/fs/afs/super.c
index 18d9b77..eb7e323 100644
--- a/fs/afs/super.c
+++ b/fs/afs/super.c
@@ -56,7 +56,7 @@ struct file_system_type afs_fs_type = {
.fs_flags = FS_BINARY_MOUNTDATA,
};

-static struct super_operations afs_super_ops = {
+static const struct super_operations afs_super_ops = {
.statfs = simple_statfs,
.alloc_inode = afs_alloc_inode,
.drop_inode = generic_delete_inode,
diff --git a/fs/autofs/inode.c b/fs/autofs/inode.c
index f968d13..aa0b61f 100644
--- a/fs/autofs/inode.c
+++ b/fs/autofs/inode.c
@@ -52,7 +52,7 @@ out_kill_sb:

static void autofs_read_inode(struct inode *inode);

-static struct super_operations autofs_sops = {
+static const struct super_operations autofs_sops = {
.read_inode = autofs_read_inode,
.statfs = simple_statfs,
};
diff --git a/fs/autofs4/inode.c b/fs/autofs4/inode.c
index e8f6c5a..5e458e0 100644
--- a/fs/autofs4/inode.c
+++ b/fs/autofs4/inode.c
@@ -196,7 +196,7 @@ static int autofs4_show_options(struct seq_file *m, struct vfsmount *mnt)
return 0;
}

-static struct super_operations autofs4_sops = {
+static const struct super_operations autofs4_sops = {
.statfs = simple_statfs,
.show_options = autofs4_show_options,
};
diff --git a/fs/bfs/inode.c b/fs/bfs/inode.c
index 134c999..93d6219 100644
--- a/fs/bfs/inode.c
+++ b/fs/bfs/inode.c
@@ -270,7 +270,7 @@ static void destroy_inodecache(void)
kmem_cache_destroy(bfs_inode_cachep);
}

-static struct super_operations bfs_sops = {
+static const struct super_operations bfs_sops = {
.alloc_inode = bfs_alloc_inode,
.destroy_inode = bfs_destroy_inode,
.read_inode = bfs_read_inode,
diff --git a/fs/binfmt_misc.c b/fs/binfmt_misc.c
index c2e0825..e6f5799 100644
--- a/fs/binfmt_misc.c
+++ b/fs/binfmt_misc.c
@@ -719,7 +719,7 @@ static const struct file_operations bm_status_operations = {

/* Superblock handling */

-static struct super_operations s_ops = {
+static const struct super_operations s_ops = {
.statfs = simple_statfs,
.clear_inode = bm_clear_inode,
};
diff --git a/fs/block_dev.c b/fs/block_dev.c
index 8b18e43..b816144 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -440,7 +440,7 @@ static void bdev_clear_inode(struct inode *inode)
spin_unlock(&bdev_lock);
}

-static struct super_operations bdev_sops = {
+static const struct super_operations bdev_sops = {
.statfs = simple_statfs,
.alloc_inode = bdev_alloc_inode,
.destroy_inode = bdev_destroy_inode,
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index 10c9029..a2ce9a4 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -64,7 +64,7 @@ extern struct task_struct * oplockThread; /* remove sparse warning */
struct task_struct * oplockThread = NULL;
extern struct task_struct * dnotifyThread; /* remove sparse warning */
struct task_struct * dnotifyThread = NULL;
-static struct super_operations cifs_super_ops;
+static const struct super_operations cifs_super_ops;
unsigned int CIFSMaxBufSize = CIFS_MAX_MSGSIZE;
module_param(CIFSMaxBufSize, int, 0);
MODULE_PARM_DESC(CIFSMaxBufSize,"Network buffer size (not including header). Default: 16384 Range: 8192 to 130048");
@@ -453,7 +453,7 @@ static int cifs_remount(struct super_block *sb, int *flags, char *data)
return 0;
}

-static struct super_operations cifs_super_ops = {
+static const struct super_operations cifs_super_ops = {
.read_inode = cifs_read_inode,
.put_super = cifs_put_super,
.statfs = cifs_statfs,
diff --git a/fs/cifs/cifsfs.h b/fs/cifs/cifsfs.h
index a243f77..6244f35 100644
--- a/fs/cifs/cifsfs.h
+++ b/fs/cifs/cifsfs.h
@@ -36,7 +36,7 @@ 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;*/
+/* extern const struct super_operations cifs_super_ops;*/
extern void cifs_read_inode(struct inode *);
extern void cifs_delete_inode(struct inode *);
/* extern void cifs_write_inode(struct inode *); *//* BB not needed yet */
diff --git a/fs/coda/inode.c b/fs/coda/inode.c
index 01395de..7754999 100644
--- a/fs/coda/inode.c
+++ b/fs/coda/inode.c
@@ -90,7 +90,7 @@ static int coda_remount(struct super_block *sb, int *flags, char *data)
}

/* exported operations */
-static struct super_operations coda_super_operations =
+static const struct super_operations coda_super_operations =
{
.alloc_inode = coda_alloc_inode,
.destroy_inode = coda_destroy_inode,
diff --git a/fs/configfs/mount.c b/fs/configfs/mount.c
index ed67852..6f57300 100644
--- a/fs/configfs/mount.c
+++ b/fs/configfs/mount.c
@@ -41,7 +41,7 @@ struct super_block * configfs_sb = NULL;
struct kmem_cache *configfs_dir_cachep;
static int configfs_mnt_count = 0;

-static struct super_operations configfs_ops = {
+static const struct super_operations configfs_ops = {
.statfs = simple_statfs,
.drop_inode = generic_delete_inode,
};
diff --git a/fs/cramfs/inode.c b/fs/cramfs/inode.c
index 6db03fb..0fdc3c2 100644
--- a/fs/cramfs/inode.c
+++ b/fs/cramfs/inode.c
@@ -27,7 +27,7 @@

#include <asm/uaccess.h>

-static struct super_operations cramfs_ops;
+static const struct super_operations cramfs_ops;
static struct inode_operations cramfs_dir_inode_operations;
static const struct file_operations cramfs_directory_operations;
static const struct address_space_operations cramfs_aops;
@@ -522,7 +522,7 @@ static struct inode_operations cramfs_dir_inode_operations = {
.lookup = cramfs_lookup,
};

-static struct super_operations cramfs_ops = {
+static const struct super_operations cramfs_ops = {
.put_super = cramfs_put_super,
.remount_fs = cramfs_remount,
.statfs = cramfs_statfs,
diff --git a/fs/devpts/inode.c b/fs/devpts/inode.c
index 5f7b5a6..643e57b 100644
--- a/fs/devpts/inode.c
+++ b/fs/devpts/inode.c
@@ -91,7 +91,7 @@ static int devpts_remount(struct super_block *sb, int *flags, char *data)
return 0;
}

-static struct super_operations devpts_sops = {
+static const struct super_operations devpts_sops = {
.statfs = simple_statfs,
.remount_fs = devpts_remount,
};
diff --git a/fs/ecryptfs/ecryptfs_kernel.h b/fs/ecryptfs/ecryptfs_kernel.h
index afb64bd..62b5d36 100644
--- a/fs/ecryptfs/ecryptfs_kernel.h
+++ b/fs/ecryptfs/ecryptfs_kernel.h
@@ -388,7 +388,7 @@ extern const struct file_operations ecryptfs_dir_fops;
extern struct inode_operations ecryptfs_main_iops;
extern struct inode_operations ecryptfs_dir_iops;
extern struct inode_operations ecryptfs_symlink_iops;
-extern struct super_operations ecryptfs_sops;
+extern const struct super_operations ecryptfs_sops;
extern struct dentry_operations ecryptfs_dops;
extern struct address_space_operations ecryptfs_aops;
extern int ecryptfs_verbosity;
diff --git a/fs/ecryptfs/super.c b/fs/ecryptfs/super.c
index eaa5daa..7b3f0cc 100644
--- a/fs/ecryptfs/super.c
+++ b/fs/ecryptfs/super.c
@@ -168,7 +168,7 @@ out:
return rc;
}

-struct super_operations ecryptfs_sops = {
+const struct super_operations ecryptfs_sops = {
.alloc_inode = ecryptfs_alloc_inode,
.destroy_inode = ecryptfs_destroy_inode,
.drop_inode = generic_delete_inode,
diff --git a/fs/efs/super.c b/fs/efs/super.c
index dfebf21..c2235e4 100644
--- a/fs/efs/super.c
+++ b/fs/efs/super.c
@@ -105,7 +105,7 @@ static int efs_remount(struct super_block *sb, int *flags, char *data)
return 0;
}

-static struct super_operations efs_superblock_operations = {
+static const struct super_operations efs_superblock_operations = {
.alloc_inode = efs_alloc_inode,
.destroy_inode = efs_destroy_inode,
.read_inode = efs_read_inode,
diff --git a/fs/ext2/super.c b/fs/ext2/super.c
index 6347c2d..8f5fa2c 100644
--- a/fs/ext2/super.c
+++ b/fs/ext2/super.c
@@ -231,7 +231,7 @@ static ssize_t ext2_quota_read(struct super_block *sb, int type, char *data, siz
static ssize_t ext2_quota_write(struct super_block *sb, int type, const char *data, size_t len, loff_t off);
#endif

-static struct super_operations ext2_sops = {
+static const struct super_operations ext2_sops = {
.alloc_inode = ext2_alloc_inode,
.destroy_inode = ext2_destroy_inode,
.read_inode = ext2_read_inode,
diff --git a/fs/ext3/super.c b/fs/ext3/super.c
index b348867..c4b44cb 100644
--- a/fs/ext3/super.c
+++ b/fs/ext3/super.c
@@ -639,7 +639,7 @@ static struct quotactl_ops ext3_qctl_operations = {
};
#endif

-static struct super_operations ext3_sops = {
+static const struct super_operations ext3_sops = {
.alloc_inode = ext3_alloc_inode,
.destroy_inode = ext3_destroy_inode,
.read_inode = ext3_read_inode,
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 486a641..cb27bca 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -690,7 +690,7 @@ static struct quotactl_ops ext4_qctl_operations = {
};
#endif

-static struct super_operations ext4_sops = {
+static const struct super_operations ext4_sops = {
.alloc_inode = ext4_alloc_inode,
.destroy_inode = ext4_destroy_inode,
.read_inode = ext4_read_inode,
diff --git a/fs/fat/inode.c b/fs/fat/inode.c
index a9e4688..c03b418 100644
--- a/fs/fat/inode.c
+++ b/fs/fat/inode.c
@@ -618,7 +618,7 @@ int fat_sync_inode(struct inode *inode)
EXPORT_SYMBOL_GPL(fat_sync_inode);

static int fat_show_options(struct seq_file *m, struct vfsmount *mnt);
-static struct super_operations fat_sops = {
+static const struct super_operations fat_sops = {
.alloc_inode = fat_alloc_inode,
.destroy_inode = fat_destroy_inode,
.write_inode = fat_write_inode,
diff --git a/fs/freevxfs/vxfs_super.c b/fs/freevxfs/vxfs_super.c
index ac28b08..647d600 100644
--- a/fs/freevxfs/vxfs_super.c
+++ b/fs/freevxfs/vxfs_super.c
@@ -59,7 +59,7 @@ static void vxfs_put_super(struct super_block *);
static int vxfs_statfs(struct dentry *, struct kstatfs *);
static int vxfs_remount(struct super_block *, int *, char *);

-static struct super_operations vxfs_super_ops = {
+static const struct super_operations vxfs_super_ops = {
.read_inode = vxfs_read_inode,
.clear_inode = vxfs_clear_inode,
.put_super = vxfs_put_super,
diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c
index 12450d2..bf83a7a 100644
--- a/fs/fuse/inode.c
+++ b/fs/fuse/inode.c
@@ -446,7 +446,7 @@ static struct inode *get_root_inode(struct super_block *sb, unsigned mode)
return fuse_iget(sb, 1, 0, &attr);
}

-static struct super_operations fuse_super_operations = {
+static const struct super_operations fuse_super_operations = {
.alloc_inode = fuse_alloc_inode,
.destroy_inode = fuse_destroy_inode,
.read_inode = fuse_read_inode,
diff --git a/fs/gfs2/ops_super.c b/fs/gfs2/ops_super.c
index 7685b46..8ebf1c0 100644
--- a/fs/gfs2/ops_super.c
+++ b/fs/gfs2/ops_super.c
@@ -461,7 +461,7 @@ static void gfs2_destroy_inode(struct inode *inode)
kmem_cache_free(gfs2_inode_cachep, inode);
}

-struct super_operations gfs2_super_ops = {
+const struct super_operations gfs2_super_ops = {
.alloc_inode = gfs2_alloc_inode,
.destroy_inode = gfs2_destroy_inode,
.write_inode = gfs2_write_inode,
diff --git a/fs/gfs2/ops_super.h b/fs/gfs2/ops_super.h
index 9de73f0..442a274 100644
--- a/fs/gfs2/ops_super.h
+++ b/fs/gfs2/ops_super.h
@@ -12,6 +12,6 @@

#include <linux/fs.h>

-extern struct super_operations gfs2_super_ops;
+extern const struct super_operations gfs2_super_ops;

#endif /* __OPS_SUPER_DOT_H__ */
diff --git a/fs/hfs/super.c b/fs/hfs/super.c
index a369879..623f509 100644
--- a/fs/hfs/super.c
+++ b/fs/hfs/super.c
@@ -154,7 +154,7 @@ static void hfs_destroy_inode(struct inode *inode)
kmem_cache_free(hfs_inode_cachep, HFS_I(inode));
}

-static struct super_operations hfs_super_operations = {
+static const struct super_operations hfs_super_operations = {
.alloc_inode = hfs_alloc_inode,
.destroy_inode = hfs_destroy_inode,
.write_inode = hfs_write_inode,
diff --git a/fs/hfsplus/super.c b/fs/hfsplus/super.c
index 0f513c6..5a282f6 100644
--- a/fs/hfsplus/super.c
+++ b/fs/hfsplus/super.c
@@ -260,7 +260,7 @@ static int hfsplus_remount(struct super_block *sb, int *flags, char *data)
return 0;
}

-static struct super_operations hfsplus_sops = {
+static const struct super_operations hfsplus_sops = {
.alloc_inode = hfsplus_alloc_inode,
.destroy_inode = hfsplus_destroy_inode,
.read_inode = hfsplus_read_inode,
diff --git a/fs/hostfs/hostfs_kern.c b/fs/hostfs/hostfs_kern.c
index 1e6fc37..0b7ade3 100644
--- a/fs/hostfs/hostfs_kern.c
+++ b/fs/hostfs/hostfs_kern.c
@@ -309,7 +309,7 @@ static void hostfs_read_inode(struct inode *inode)
read_inode(inode);
}

-static struct super_operations hostfs_sbops = {
+static const struct super_operations hostfs_sbops = {
.alloc_inode = hostfs_alloc_inode,
.drop_inode = generic_delete_inode,
.delete_inode = hostfs_delete_inode,
diff --git a/fs/hpfs/super.c b/fs/hpfs/super.c
index d4abc1a..e0174e3 100644
--- a/fs/hpfs/super.c
+++ b/fs/hpfs/super.c
@@ -426,7 +426,7 @@ static int hpfs_remount_fs(struct super_block *s, int *flags, char *data)

/* Super operations */

-static struct super_operations hpfs_sops =
+static const struct super_operations hpfs_sops =
{
.alloc_inode = hpfs_alloc_inode,
.destroy_inode = hpfs_destroy_inode,
diff --git a/fs/hppfs/hppfs_kern.c b/fs/hppfs/hppfs_kern.c
index afd340a..056c888 100644
--- a/fs/hppfs/hppfs_kern.c
+++ b/fs/hppfs/hppfs_kern.c
@@ -43,7 +43,7 @@ static inline struct hppfs_inode_info *HPPFS_I(struct inode *inode)

#define HPPFS_SUPER_MAGIC 0xb00000ee

-static struct super_operations hppfs_sbops;
+static const struct super_operations hppfs_sbops;

static int is_pid(struct dentry *dentry)
{
@@ -649,7 +649,7 @@ static void hppfs_destroy_inode(struct inode *inode)
kfree(HPPFS_I(inode));
}

-static struct super_operations hppfs_sbops = {
+static const struct super_operations hppfs_sbops = {
.alloc_inode = hppfs_alloc_inode,
.destroy_inode = hppfs_destroy_inode,
.read_inode = hppfs_read_inode,
diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c
index 4f4cd13..a022567 100644
--- a/fs/hugetlbfs/inode.c
+++ b/fs/hugetlbfs/inode.c
@@ -33,7 +33,7 @@
/* some random number */
#define HUGETLBFS_MAGIC 0x958458f6

-static struct super_operations hugetlbfs_ops;
+static const struct super_operations hugetlbfs_ops;
static const struct address_space_operations hugetlbfs_aops;
const struct file_operations hugetlbfs_file_operations;
static struct inode_operations hugetlbfs_dir_inode_operations;
@@ -577,7 +577,7 @@ static struct inode_operations hugetlbfs_inode_operations = {
.setattr = hugetlbfs_setattr,
};

-static struct super_operations hugetlbfs_ops = {
+static const struct super_operations hugetlbfs_ops = {
.alloc_inode = hugetlbfs_alloc_inode,
.destroy_inode = hugetlbfs_destroy_inode,
.statfs = hugetlbfs_statfs,
diff --git a/fs/inode.c b/fs/inode.c
index bf21dc6..7d5f914 100644
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -999,7 +999,7 @@ EXPORT_SYMBOL(remove_inode_hash);
*/
void generic_delete_inode(struct inode *inode)
{
- struct super_operations *op = inode->i_sb->s_op;
+ const struct super_operations *op = inode->i_sb->s_op;

list_del_init(&inode->i_list);
list_del_init(&inode->i_sb_list);
@@ -1092,7 +1092,7 @@ EXPORT_SYMBOL_GPL(generic_drop_inode);
*/
static inline void iput_final(struct inode *inode)
{
- struct super_operations *op = inode->i_sb->s_op;
+ const struct super_operations *op = inode->i_sb->s_op;
void (*drop)(struct inode *) = generic_drop_inode;

if (op && op->drop_inode)
@@ -1112,7 +1112,7 @@ static inline void iput_final(struct inode *inode)
void iput(struct inode *inode)
{
if (inode) {
- struct super_operations *op = inode->i_sb->s_op;
+ const struct super_operations *op = inode->i_sb->s_op;

BUG_ON(inode->i_state == I_CLEAR);

diff --git a/fs/isofs/inode.c b/fs/isofs/inode.c
index ea55b6c..64a96cd 100644
--- a/fs/isofs/inode.c
+++ b/fs/isofs/inode.c
@@ -106,7 +106,7 @@ static int isofs_remount(struct super_block *sb, int *flags, char *data)
return 0;
}

-static struct super_operations isofs_sops = {
+static const struct super_operations isofs_sops = {
.alloc_inode = isofs_alloc_inode,
.destroy_inode = isofs_destroy_inode,
.read_inode = isofs_read_inode,
diff --git a/fs/jffs/inode-v23.c b/fs/jffs/inode-v23.c
index 43baa1a..4dcc467 100644
--- a/fs/jffs/inode-v23.c
+++ b/fs/jffs/inode-v23.c
@@ -54,7 +54,7 @@

static int jffs_remove(struct inode *dir, struct dentry *dentry, int type);

-static struct super_operations jffs_ops;
+static const struct super_operations jffs_ops;
static const struct file_operations jffs_file_operations;
static struct inode_operations jffs_file_inode_operations;
static const struct file_operations jffs_dir_operations;
@@ -1774,7 +1774,7 @@ static int jffs_remount(struct super_block *sb, int *flags, char *data)
return 0;
}

-static struct super_operations jffs_ops =
+static const struct super_operations jffs_ops =
{
.read_inode = jffs_read_inode,
.delete_inode = jffs_delete_inode,
diff --git a/fs/jffs2/super.c b/fs/jffs2/super.c
index 7deb782..ec66f77 100644
--- a/fs/jffs2/super.c
+++ b/fs/jffs2/super.c
@@ -65,7 +65,7 @@ static int jffs2_sync_fs(struct super_block *sb, int wait)
return 0;
}

-static struct super_operations jffs2_super_operations =
+static const struct super_operations jffs2_super_operations =
{
.alloc_inode = jffs2_alloc_inode,
.destroy_inode =jffs2_destroy_inode,
diff --git a/fs/jfs/super.c b/fs/jfs/super.c
index 846ac8f..52d73d5 100644
--- a/fs/jfs/super.c
+++ b/fs/jfs/super.c
@@ -46,7 +46,7 @@ MODULE_LICENSE("GPL");

static struct kmem_cache * jfs_inode_cachep;

-static struct super_operations jfs_super_operations;
+static const struct super_operations jfs_super_operations;
static struct export_operations jfs_export_operations;
static struct file_system_type jfs_fs_type;

@@ -716,7 +716,7 @@ out:

#endif

-static struct super_operations jfs_super_operations = {
+static const struct super_operations jfs_super_operations = {
.alloc_inode = jfs_alloc_inode,
.destroy_inode = jfs_destroy_inode,
.read_inode = jfs_read_inode,
diff --git a/fs/libfs.c b/fs/libfs.c
index 503898d..0a8b3c1 100644
--- a/fs/libfs.c
+++ b/fs/libfs.c
@@ -195,11 +195,11 @@ struct inode_operations simple_dir_inode_operations = {
* will never be mountable)
*/
int get_sb_pseudo(struct file_system_type *fs_type, char *name,
- struct super_operations *ops, unsigned long magic,
+ const struct super_operations *ops, unsigned long magic,
struct vfsmount *mnt)
{
struct super_block *s = sget(fs_type, NULL, set_anon_super, NULL);
- static struct super_operations default_ops = {.statfs = simple_statfs};
+ static const struct super_operations default_ops = {.statfs = simple_statfs};
struct dentry *dentry;
struct inode *root;
struct qstr d_name = {.name = name, .len = strlen(name)};
diff --git a/fs/minix/inode.c b/fs/minix/inode.c
index 629e09b..c5a770c 100644
--- a/fs/minix/inode.c
+++ b/fs/minix/inode.c
@@ -93,7 +93,7 @@ static void destroy_inodecache(void)
kmem_cache_destroy(minix_inode_cachep);
}

-static struct super_operations minix_sops = {
+static const struct super_operations minix_sops = {
.alloc_inode = minix_alloc_inode,
.destroy_inode = minix_destroy_inode,
.read_inode = minix_read_inode,
diff --git a/fs/ncpfs/inode.c b/fs/ncpfs/inode.c
index 67a90bf..e8c61e1 100644
--- a/fs/ncpfs/inode.c
+++ b/fs/ncpfs/inode.c
@@ -90,7 +90,7 @@ static int ncp_remount(struct super_block *sb, int *flags, char* data)
return 0;
}

-static struct super_operations ncp_sops =
+static const struct super_operations ncp_sops =
{
.alloc_inode = ncp_alloc_inode,
.destroy_inode = ncp_destroy_inode,
diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index 28108c8..d11f263 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -81,7 +81,7 @@ struct file_system_type nfs_xdev_fs_type = {
.fs_flags = FS_RENAME_DOES_D_MOVE|FS_REVAL_DOT|FS_BINARY_MOUNTDATA,
};

-static struct super_operations nfs_sops = {
+static const struct super_operations nfs_sops = {
.alloc_inode = nfs_alloc_inode,
.destroy_inode = nfs_destroy_inode,
.write_inode = nfs_write_inode,
@@ -125,7 +125,7 @@ struct file_system_type nfs4_referral_fs_type = {
.fs_flags = FS_RENAME_DOES_D_MOVE|FS_REVAL_DOT|FS_BINARY_MOUNTDATA,
};

-static struct super_operations nfs4_sops = {
+static const struct super_operations nfs4_sops = {
.alloc_inode = nfs_alloc_inode,
.destroy_inode = nfs_destroy_inode,
.write_inode = nfs_write_inode,
diff --git a/fs/ntfs/super.c b/fs/ntfs/super.c
index 03a391a..9d72072 100644
--- a/fs/ntfs/super.c
+++ b/fs/ntfs/super.c
@@ -2699,7 +2699,7 @@ static int ntfs_statfs(struct dentry *dentry, struct kstatfs *sfs)
/**
* The complete super operations.
*/
-static struct super_operations ntfs_sops = {
+static const struct super_operations ntfs_sops = {
.alloc_inode = ntfs_alloc_big_inode, /* VFS: Allocate new inode. */
.destroy_inode = ntfs_destroy_big_inode, /* VFS: Deallocate inode. */
.put_inode = ntfs_put_inode, /* VFS: Called just before
diff --git a/fs/ocfs2/dlm/dlmfs.c b/fs/ocfs2/dlm/dlmfs.c
index b7f0ba9..5825b82 100644
--- a/fs/ocfs2/dlm/dlmfs.c
+++ b/fs/ocfs2/dlm/dlmfs.c
@@ -61,7 +61,7 @@
#define MLOG_MASK_PREFIX ML_DLMFS
#include "cluster/masklog.h"

-static struct super_operations dlmfs_ops;
+static const struct super_operations dlmfs_ops;
static struct file_operations dlmfs_file_operations;
static struct inode_operations dlmfs_dir_inode_operations;
static struct inode_operations dlmfs_root_inode_operations;
@@ -560,7 +560,7 @@ static struct inode_operations dlmfs_root_inode_operations = {
.rmdir = simple_rmdir,
};

-static struct super_operations dlmfs_ops = {
+static const struct super_operations dlmfs_ops = {
.statfs = simple_statfs,
.alloc_inode = dlmfs_alloc_inode,
.destroy_inode = dlmfs_destroy_inode,
diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c
index 6e300a8..6534f92 100644
--- a/fs/ocfs2/super.c
+++ b/fs/ocfs2/super.c
@@ -116,7 +116,7 @@ static void ocfs2_destroy_inode(struct inode *inode);

static unsigned long long ocfs2_max_file_offset(unsigned int blockshift);

-static struct super_operations ocfs2_sops = {
+static const struct super_operations ocfs2_sops = {
.statfs = ocfs2_statfs,
.alloc_inode = ocfs2_alloc_inode,
.destroy_inode = ocfs2_destroy_inode,
diff --git a/fs/openpromfs/inode.c b/fs/openpromfs/inode.c
index 99c0bc3..2ef9a16 100644
--- a/fs/openpromfs/inode.c
+++ b/fs/openpromfs/inode.c
@@ -364,7 +364,7 @@ static int openprom_remount(struct super_block *sb, int *flags, char *data)
return 0;
}

-static struct super_operations openprom_sops = {
+static const struct super_operations openprom_sops = {
.alloc_inode = openprom_alloc_inode,
.destroy_inode = openprom_destroy_inode,
.read_inode = openprom_read_inode,
diff --git a/fs/proc/inode.c b/fs/proc/inode.c
index e26945b..6f29670 100644
--- a/fs/proc/inode.c
+++ b/fs/proc/inode.c
@@ -132,7 +132,7 @@ static int proc_remount(struct super_block *sb, int *flags, char *data)
return 0;
}

-static struct super_operations proc_sops = {
+static const struct super_operations proc_sops = {
.alloc_inode = proc_alloc_inode,
.destroy_inode = proc_destroy_inode,
.read_inode = proc_read_inode,
diff --git a/fs/qnx4/inode.c b/fs/qnx4/inode.c
index c047dc6..83bc8e7 100644
--- a/fs/qnx4/inode.c
+++ b/fs/qnx4/inode.c
@@ -30,7 +30,7 @@
#define QNX4_VERSION 4
#define QNX4_BMNAME ".bitmap"

-static struct super_operations qnx4_sops;
+static const struct super_operations qnx4_sops;

#ifdef CONFIG_QNX4FS_RW

@@ -129,7 +129,7 @@ static void qnx4_read_inode(struct inode *);
static int qnx4_remount(struct super_block *sb, int *flags, char *data);
static int qnx4_statfs(struct dentry *, struct kstatfs *);

-static struct super_operations qnx4_sops =
+static const struct super_operations qnx4_sops =
{
.alloc_inode = qnx4_alloc_inode,
.destroy_inode = qnx4_destroy_inode,
diff --git a/fs/ramfs/inode.c b/fs/ramfs/inode.c
index 2faf4cd..6913d3f 100644
--- a/fs/ramfs/inode.c
+++ b/fs/ramfs/inode.c
@@ -40,7 +40,7 @@
/* some random number */
#define RAMFS_MAGIC 0x858458f6

-static struct super_operations ramfs_ops;
+static const struct super_operations ramfs_ops;
static struct inode_operations ramfs_dir_inode_operations;

static struct backing_dev_info ramfs_backing_dev_info = {
@@ -155,7 +155,7 @@ static struct inode_operations ramfs_dir_inode_operations = {
.rename = simple_rename,
};

-static struct super_operations ramfs_ops = {
+static const struct super_operations ramfs_ops = {
.statfs = simple_statfs,
.drop_inode = generic_delete_inode,
};
diff --git a/fs/reiserfs/super.c b/fs/reiserfs/super.c
index 58ad455..f13a7f1 100644
--- a/fs/reiserfs/super.c
+++ b/fs/reiserfs/super.c
@@ -593,7 +593,7 @@ static ssize_t reiserfs_quota_read(struct super_block *, int, char *, size_t,
loff_t);
#endif

-static struct super_operations reiserfs_sops = {
+static const struct super_operations reiserfs_sops = {
.alloc_inode = reiserfs_alloc_inode,
.destroy_inode = reiserfs_destroy_inode,
.write_inode = reiserfs_write_inode,
diff --git a/fs/romfs/inode.c b/fs/romfs/inode.c
index d3e243a..7daf285 100644
--- a/fs/romfs/inode.c
+++ b/fs/romfs/inode.c
@@ -110,7 +110,7 @@ romfs_checksum(void *data, int size)
return sum;
}

-static struct super_operations romfs_ops;
+static const struct super_operations romfs_ops;

static int romfs_fill_super(struct super_block *s, void *data, int silent)
{
@@ -598,7 +598,7 @@ static int romfs_remount(struct super_block *sb, int *flags, char *data)
return 0;
}

-static struct super_operations romfs_ops = {
+static const struct super_operations romfs_ops = {
.alloc_inode = romfs_alloc_inode,
.destroy_inode = romfs_destroy_inode,
.read_inode = romfs_read_inode,
diff --git a/fs/smbfs/inode.c b/fs/smbfs/inode.c
index 84dfe3f..5faba4f 100644
--- a/fs/smbfs/inode.c
+++ b/fs/smbfs/inode.c
@@ -98,7 +98,7 @@ static int smb_remount(struct super_block *sb, int *flags, char *data)
return 0;
}

-static struct super_operations smb_sops =
+static const struct super_operations smb_sops =
{
.alloc_inode = smb_alloc_inode,
.destroy_inode = smb_destroy_inode,
diff --git a/fs/super.c b/fs/super.c
index 3e7458c..60b1e50 100644
--- a/fs/super.c
+++ b/fs/super.c
@@ -285,7 +285,7 @@ int fsync_super(struct super_block *sb)
*/
void generic_shutdown_super(struct super_block *sb)
{
- struct super_operations *sop = sb->s_op;
+ const struct super_operations *sop = sb->s_op;

if (sb->s_root) {
shrink_dcache_for_umount(sb);
diff --git a/fs/sysfs/mount.c b/fs/sysfs/mount.c
index e503f85..618302b 100644
--- a/fs/sysfs/mount.c
+++ b/fs/sysfs/mount.c
@@ -18,7 +18,7 @@ struct vfsmount *sysfs_mount;
struct super_block * sysfs_sb = NULL;
struct kmem_cache *sysfs_dir_cachep;

-static struct super_operations sysfs_ops = {
+static const struct super_operations sysfs_ops = {
.statfs = simple_statfs,
.drop_inode = generic_delete_inode,
};
diff --git a/fs/sysv/inode.c b/fs/sysv/inode.c
index ead9864..14e9f08 100644
--- a/fs/sysv/inode.c
+++ b/fs/sysv/inode.c
@@ -327,7 +327,7 @@ static void init_once(void *p, struct kmem_cache *cachep, unsigned long flags)
inode_init_once(&si->vfs_inode);
}

-struct super_operations sysv_sops = {
+const struct super_operations sysv_sops = {
.alloc_inode = sysv_alloc_inode,
.destroy_inode = sysv_destroy_inode,
.read_inode = sysv_read_inode,
diff --git a/fs/sysv/sysv.h b/fs/sysv/sysv.h
index dcb18b2..d3e283c 100644
--- a/fs/sysv/sysv.h
+++ b/fs/sysv/sysv.h
@@ -165,7 +165,7 @@ extern struct inode_operations sysv_fast_symlink_inode_operations;
extern const struct file_operations sysv_file_operations;
extern const struct file_operations sysv_dir_operations;
extern const struct address_space_operations sysv_aops;
-extern struct super_operations sysv_sops;
+extern const struct super_operations sysv_sops;
extern struct dentry_operations sysv_dentry_operations;


diff --git a/fs/udf/super.c b/fs/udf/super.c
index 1dbc295..8672b88 100644
--- a/fs/udf/super.c
+++ b/fs/udf/super.c
@@ -160,7 +160,7 @@ static void destroy_inodecache(void)
}

/* Superblock operations */
-static struct super_operations udf_sb_ops = {
+static const struct super_operations udf_sb_ops = {
.alloc_inode = udf_alloc_inode,
.destroy_inode = udf_destroy_inode,
.write_inode = udf_write_inode,
diff --git a/fs/ufs/super.c b/fs/ufs/super.c
index 8a8e938..53e9dc0 100644
--- a/fs/ufs/super.c
+++ b/fs/ufs/super.c
@@ -203,7 +203,7 @@ static void ufs_print_cylinder_stuff(struct super_block *sb,
# define ufs_print_cylinder_stuff(sb, cg) /**/
#endif /* CONFIG_UFS_DEBUG */

-static struct super_operations ufs_super_ops;
+static const struct super_operations ufs_super_ops;

static char error_buf[1024];

@@ -1252,7 +1252,7 @@ static ssize_t ufs_quota_read(struct super_block *, int, char *,size_t, loff_t);
static ssize_t ufs_quota_write(struct super_block *, int, const char *, size_t, loff_t);
#endif

-static struct super_operations ufs_super_ops = {
+static const struct super_operations ufs_super_ops = {
.alloc_inode = ufs_alloc_inode,
.destroy_inode = ufs_destroy_inode,
.read_inode = ufs_read_inode,
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 1410e53..6294952 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -906,7 +906,7 @@ struct super_block {
unsigned char s_dirt;
unsigned long long s_maxbytes; /* Max file size */
struct file_system_type *s_type;
- struct super_operations *s_op;
+ const struct super_operations *s_op;
struct dquot_operations *dq_op;
struct quotactl_ops *s_qcop;
struct export_operations *s_export_op;
@@ -1382,7 +1382,7 @@ struct super_block *sget(struct file_system_type *type,
int (*set)(struct super_block *,void *),
void *data);
extern int get_sb_pseudo(struct file_system_type *, char *,
- struct super_operations *ops, unsigned long,
+ const struct super_operations *ops, unsigned long,
struct vfsmount *mnt);
extern int simple_set_mnt(struct vfsmount *mnt, struct super_block *sb);
int __put_super(struct super_block *sb);
--
1.5.0.rc1.g696b

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