On Fri, Jan 27, 2012 at 07:50:30PM +1100, Bruce Evans wrote: > On Thu, 26 Jan 2012, Gleb Smirnoff wrote: > > >On Thu, Jan 26, 2012 at 11:53:57PM +1100, Bruce Evans wrote: > >B> > @@ -1552,6 +1552,12 @@ aio_aqueue(struct thread *td, struct aio > >B> > return (error); > >B> > } > >B> > > >B> > + /* XXX: aio_nbytes is later casted to signed types. */ > >B> > + if ((int)aiocbe->uaiocb.aio_nbytes < 0) { > >B> > >B> This should avoid implementation-defined behaviour by checking if > >B> > >B> (uncast)aiocbe->uaiocb.aio_nbytes > INT_MAX. > > >Is the attached patch okay? > > Yes. It now matches the style used for read^Wsys_read() and friends. > This used to have to fit the count in "int uio_resid". uio_resid now > has type ssize_t, but for some reason the old INT_MAX limits remain.
Well, I can revive the patch. I still think it is good to get rid of the limit.
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