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Commit 25271d8c authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs-2.6 

* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs-2.6:
  ext2: Fix link count corruption under heavy link+rename load
parents ebff7c92 e8a80c6f

fs/ext2/namei.c

+2 −7
Original line number Diff line number Diff line
@@ -344,7 +344,6 @@ static int ext2_rename (struct inode * old_dir, struct dentry * old_dentry, 
		new_de = ext2_find_entry (new_dir, &new_dentry->d_name, &new_page);

		if (!new_de)

			goto out_dir;

		inode_inc_link_count(old_inode);

		ext2_set_link(new_dir, new_de, new_page, old_inode, 1);

		new_inode->i_ctime = CURRENT_TIME_SEC;

		if (dir_de)
@@ -356,12 +355,9 @@ static int ext2_rename (struct inode * old_dir, struct dentry * old_dentry, 
			if (new_dir->i_nlink >= EXT2_LINK_MAX)

				goto out_dir;

		}

		inode_inc_link_count(old_inode);

		err = ext2_add_link(new_dentry, old_inode);

		if (err) {

			inode_dec_link_count(old_inode);

		if (err)

			goto out_dir;

		}

		if (dir_de)

			inode_inc_link_count(new_dir);

	}
@@ -369,12 +365,11 @@ static int ext2_rename (struct inode * old_dir, struct dentry * old_dentry, 
	/*

	 * Like most other Unix systems, set the ctime for inodes on a

 	 * rename.

	 * inode_dec_link_count() will mark the inode dirty.

	 */

	old_inode->i_ctime = CURRENT_TIME_SEC;

	mark_inode_dirty(old_inode);



	ext2_delete_entry (old_de, old_page);

	inode_dec_link_count(old_inode);



	if (dir_de) {

		if (old_dir != new_dir)