On Tue, May 08, 2007 at 05:54:41PM +0200, Thomas Gleixner ([email protected]) wrote:
> On Tue, 2007-05-08 at 14:46 +0200, Jan Engelhardt wrote:
> > >> +static int __logfs_readdir(struct file *file, void *buf, filldir_t filldir)
> > >> +{
> > >> + err = read_dir(dir, &dd, pos);
> > >> + if (err == -EOF)
> > >> + break;
> > >
> > > -EOF results in a return code 0 ?
> >
> > Results in a return code -256.
>
> Really ? It breaks out of the loop and returns 0 !
Likely it was done with intention - readdir returns 0 on EOF and NULL
direntry, in Jörn's code subsequent readdir call will return EOF
again and filldir callback will not be called, so NULL will be
returned to userspace.
--
Evgeniy Polyakov
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