Re: [PATCH 15/18] fs: introduce a per-cpu last_ino allocator

Nick Piggin
2010-10-16T07:57:34Z

On Fri, Oct 08, 2010 at 06:03:46AM -0400, Christoph Hellwig wrote:
> On Fri, Oct 08, 2010 at 10:56:58AM +0100, Al Viro wrote:
> > FWIW, that one is begging to be split; what I mean is that there are
> > two classes of callers; ones that will set i_ino themselves anyway
> > and ones that really want i_ino invented. Two functions?
>
> There's no reason to add i_ino before adding it to the per-sb list,
> we don't do so either for inodes acquired via iget. The fix is simply
> to stop assigning i_ino in new_inode and call the helper to get it in
> the place that need it after the call to new_inode. Later we can

My approach in my tree is a new function like Al suggests, which
simply doesn't assign the ino. That keeps compatibility backward.