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SubjectRe: no way to swapoff a deleted swap file?
On Sat, Oct 18, 2008 at 04:49:48PM -0400, Christoph Hellwig wrote:
> On Sat, Oct 18, 2008 at 09:45:14PM +0100, Hugh Dickins wrote:
> > --- 2.6.27/fs/namei.c 2008-10-09 23:13:53.000000000 +0100
> > +++ linux/fs/namei.c 2008-10-18 21:33:01.000000000 +0100
> > @@ -1407,7 +1407,7 @@ static int may_delete(struct inode *dir,
> > if (IS_APPEND(dir))
> > return -EPERM;
> > if (check_sticky(dir, victim->d_inode)||IS_APPEND(victim->d_inode)||
> > - IS_IMMUTABLE(victim->d_inode))
> > + IS_IMMUTABLE(victim->d_inode) || IS_SWAPFILE(victim->d_inode))
> > return -EPERM;
> > if (isdir) {
> > if (!S_ISDIR(victim->d_inode->i_mode))
>
> Looks reasonable.

I like the idea and the simplicity a lot !

Willy



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