[PATCH] mark struct inode_operations const 3
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>
diff --git a/fs/smbfs/proto.h b/fs/smbfs/proto.h
index 34fb462..03f456c 100644
--- a/fs/smbfs/proto.h
+++ b/fs/smbfs/proto.h
@@ -36,8 +36,8 @@
extern void smb_install_null_ops(struct smb_ops *ops);
/* dir.c */
extern const struct file_operations smb_dir_operations;
-extern struct inode_operations smb_dir_inode_operations;
-extern struct inode_operations smb_dir_inode_operations_unix;
+extern const struct inode_operations smb_dir_inode_operations;
+extern const struct inode_operations smb_dir_inode_operations_unix;
extern void smb_new_dentry(struct dentry *dentry);
extern void smb_renew_times(struct dentry *dentry);
/* cache.c */
@@ -65,7 +65,7 @@
/* file.c */
extern const struct address_space_operations smb_file_aops;
extern const struct file_operations smb_file_operations;
-extern struct inode_operations smb_file_inode_operations;
+extern const struct inode_operations smb_file_inode_operations;
/* ioctl.c */
extern int smb_ioctl(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg);
/* smbiod.c */
@@ -84,4 +84,4 @@
extern int smb_request_recv(struct smb_sb_info *server);
/* symlink.c */
extern int smb_symlink(struct inode *inode, struct dentry *dentry, const char *oldname);
-extern struct inode_operations smb_link_inode_operations;
+extern const struct inode_operations smb_link_inode_operations;