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			144 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
			
		
		
	
	
			144 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
| --- a/fs/mini_fo/main.c
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| +++ b/fs/mini_fo/main.c
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| @@ -79,6 +79,7 @@
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|  	 * of the new inode's fields
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|  	 */
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|  
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| +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,25)
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|  	/*
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|  	 * original: inode = iget(sb, hidden_inode->i_ino);
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|  	 */
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| @@ -87,6 +88,13 @@
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|  		err = -EACCES;		/* should be impossible??? */
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|  		goto out;
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|  	}
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| +#else
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| +	inode = mini_fo_iget(sb, iunique(sb, 25));
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| +	if (IS_ERR(inode)) {
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| +		err = PTR_ERR(inode);
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| +		goto out;
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| +	}
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| +#endif
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|  
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|  	/*
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|  	 * interpose the inode if not already interposed
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| @@ -184,9 +192,9 @@
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|  				hidden_root = ERR_PTR(err);
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|  				goto out;
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|  			}
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| -			hidden_root = nd.dentry;
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| -			stopd(sb)->base_dir_dentry = nd.dentry;
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| -			stopd(sb)->hidden_mnt = nd.mnt;
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| +			hidden_root = nd_get_dentry(&nd);
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| +			stopd(sb)->base_dir_dentry = nd_get_dentry(&nd);
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| +			stopd(sb)->hidden_mnt = nd_get_mnt(&nd);
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|  
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|  		} else if(!strncmp("sto=", options, 4)) {
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|  			/* parse the storage dir */
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| @@ -204,9 +212,9 @@
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|  				hidden_root2 = ERR_PTR(err);
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|  				goto out;
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|  			}
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| -			hidden_root2 = nd2.dentry;
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| -			stopd(sb)->storage_dir_dentry = nd2.dentry;
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| -			stopd(sb)->hidden_mnt2 = nd2.mnt;
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| +			hidden_root2 = nd_get_dentry(&nd2);
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| +			stopd(sb)->storage_dir_dentry = nd_get_dentry(&nd2);
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| +			stopd(sb)->hidden_mnt2 = nd_get_mnt(&nd2);
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|  			stohs2(sb) = hidden_root2->d_sb;
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|  
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|  			/* validate storage dir, this is done in
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| --- a/fs/mini_fo/mini_fo.h
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| +++ b/fs/mini_fo/mini_fo.h
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| @@ -302,6 +302,10 @@
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|  extern int mini_fo_cp_cont(dentry_t *tgt_dentry, struct vfsmount *tgt_mnt,
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|  			   dentry_t *src_dentry, struct vfsmount *src_mnt);
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|  
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| +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,25)
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| +extern struct inode *mini_fo_iget(struct super_block *sb, unsigned long ino);
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| +#endif
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| +
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|  #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0)
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|  extern int mini_fo_create(inode_t *dir, dentry_t *dentry, int mode, struct nameidata *nd);
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|  
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| @@ -501,6 +505,29 @@
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|  #endif  /* if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0) */
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|  #endif /* __KERNEL__ */
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|  
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| +
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| +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,25)
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| +static inline dentry_t *nd_get_dentry(struct nameidata *nd)
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| +{
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| +	return (nd->path.dentry);
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| +}
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| +
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| +static inline struct vfsmount *nd_get_mnt(struct nameidata *nd)
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| +{
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| +	return (nd->path.mnt);
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| +}
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| +#else
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| +static inline dentry_t *nd_get_dentry(struct nameidata *nd)
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| +{
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| +	return (nd->dentry);
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| +}
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| +
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| +static inline struct vfsmount *nd_get_mnt(struct nameidata *nd)
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| +{
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| +	return (nd->mnt);
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| +}
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| +#endif
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| +
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|  /*
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|   * Definitions for user and kernel code
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|   */
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| --- a/fs/mini_fo/super.c
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| +++ b/fs/mini_fo/super.c
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| @@ -262,10 +262,31 @@
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|  }
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|  #endif
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|  
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| +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,25)
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| +struct inode *
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| +mini_fo_iget(struct super_block *sb, unsigned long ino)
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| +{
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| +	struct inode *inode;
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| +
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| +	inode = iget_locked(sb, ino);
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| +	if (!inode)
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| +		return ERR_PTR(-ENOMEM);
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| +
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| +	if (!(inode->i_state & I_NEW))
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| +		return inode;
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| +
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| +	mini_fo_read_inode(inode);
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| +
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| +	unlock_new_inode(inode);
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| +	return inode;
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| +}
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| +#endif /* if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,25) */
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|  
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|  struct super_operations mini_fo_sops =
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|  {
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| +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,25)
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|  	read_inode:		mini_fo_read_inode,
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| +#endif
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|  #if defined(FIST_DEBUG) || defined(FIST_FILTER_SCA)
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|  	write_inode:	mini_fo_write_inode,
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|  #endif /* defined(FIST_DEBUG) || defined(FIST_FILTER_SCA) */
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| --- a/fs/mini_fo/aux.c
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| +++ b/fs/mini_fo/aux.c
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| @@ -164,11 +164,11 @@
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|  	err = vfs_path_lookup(mnt->mnt_root, mnt, bpath+1, 0, &nd);
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|  
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|  	/* validate */
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| -	if (err || !nd.dentry || !nd.dentry->d_inode) {
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| +	if (err || !nd_get_dentry(&nd) || !nd_get_dentry(&nd)->d_inode) {
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|  		printk(KERN_CRIT "mini_fo: bpath_walk: path_walk failed.\n");
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|  		return NULL;
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|  	}
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| -	return nd.dentry;
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| +	return nd_get_dentry(&nd);
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|  }
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|  
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|  
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