[PATCH] r/o bind mounts: monitor zeroing of i_nlink

Some filesystems, instead of simply decrementing i_nlink, simply zero it
during an unlink operation.  We need to catch these in addition to the
decrement operations.

Signed-off-by: Dave Hansen <haveblue@us.ibm.com>
Acked-by: Christoph Hellwig <hch@lst.de>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Dave Hansen
2006-09-30 23:29:06 -07:00
committed by Linus Torvalds
parent 17ff785691
commit ce71ec3684
15 changed files with 26 additions and 21 deletions

View File

@@ -876,7 +876,7 @@ static int udf_rmdir(struct inode * dir, struct dentry * dentry)
udf_warning(inode->i_sb, "udf_rmdir",
"empty directory has nlink != 2 (%d)",
inode->i_nlink);
inode->i_nlink = 0;
clear_nlink(inode);
inode->i_size = 0;
inode_dec_link_count(inode);
inode->i_ctime = dir->i_ctime = dir->i_mtime = current_fs_time(dir->i_sb);