On Wed, Apr 11, 2007 at 05:58:56PM -0400, Jeffrey Layton wrote:
> A while back, Christoph mentioned that he thought that iunique ought to be
> cleaned up to use a more conventional loop construct. This patch does that,
> turning the strange goto loop into a do/while.
>
> Signed-off-by: Jeff Layton <jlayton@xxxxxxxxxx>
>
> diff --git a/fs/inode.c b/fs/inode.c
> index 23fc1fd..90e7587 100644
> --- a/fs/inode.c
> +++ b/fs/inode.c
> @@ -689,21 +689,18 @@ ino_t iunique(struct super_block *sb, ino_t max_reserved)
> struct inode *inode;
> struct hlist_head * head;
> ino_t res;
> +
> spin_lock(&inode_lock);
> -retry:
> - if (counter > max_reserved) {
> - head = inode_hashtable + hash(sb,counter);
> + do {
> + if (counter <= max_reserved)
> + counter = max_reserved + 1;
> res = counter++;
> + head = inode_hashtable + hash(sb, res);
> inode = find_inode_fast(sb, head, res);
> - if (!inode) {
> - spin_unlock(&inode_lock);
> - return res;
> - }
> - } else {
> - counter = max_reserved + 1;
> - }
> - goto retry;
> -
> + } while (inode != NULL);
> + spin_unlock(&inode_lock);
> +
> + return res;
> }
>
> EXPORT_SYMBOL(iunique);
---end quoted text---
-
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