Re: [PATCH 1/2] handling 64bit values for st_ino]

[Al Viro <viro@ftp.linux.org.uk>]

On Thu, Nov 10, 2005 at 07:57:21AM -0500, Peter Staubach wrote:
> 
> Has this potential degradation been measured?  This is a lot of extra
> complexity which needs to justified by the resulting performance.

What extra complexity?
 
> >	Fix is pretty cheap and consists of two parts:
> >1) widen struct kstat ->ino to u64, add a macro (check_inumber()) to
> >be used in callers of ->getattr() that want to store ->ino in possibly
> >narrower fields and care about overflows (stuff like sys_old_stat() with
> >its 16bit st_ino clearly doesn't ;-)

> It seems to me that a type with a name which better matches the intended
> semantics would be a better choice than u64.  Even something like ino64_t
> would help file systems maintainers to correctly implement the appropriate
> support.

Why the hell would fs maintainers needs to touch their code at all?
Have you actually read that patches?
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