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SubjectRe: [PATCH] d_ino considered harmful
On Wed, Jun 16, 2010 at 09:10:42PM +0200, Arnd Bergmann wrote:
> On Wednesday 16 June 2010 20:59:13 Valerie Aurora wrote:
> > @@ -91,7 +91,9 @@ static int fillonedir(void * __buf, const char * name, int namlen, loff_t offset
> >
> > if (buf->result)
> > return -EINVAL;
> > - d_ino = ino;
> > + /* Use of d_ino without st_dev is always buggy. */
> > + d_ino = 0;
> > +
> > if (sizeof(d_ino) < sizeof(ino) && d_ino != ino) {
> > buf->result = -EOVERFLOW;
> > return -EOVERFLOW;
>
> Isn't this just the path taken by sys_oldreaddir?
>
> Glibc (at least on my box) translates all user calls to readdir into
> sys_getdents or sys_getdents64, so I think you'd also need to change
> filldir() and filldir64() for your testing.

You're right. I changed both code paths in the new version, and
actually tested this time.

Thanks,

-VAL


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