On Wed, 2003-04-23 at 20:14, Benjamin LaHaise wrote:
> On Tue, Apr 22, 2003 at 06:54:51PM -0700, Mingming Cao wrote:
> > Here is a trivial patch fixed a bug in ioctx_alloc(). If
> > aio_setup_ring() failed, ioctx_alloc() should pass the return error from
> > aio_setup_ring() back to sys_io_setup().
>
> This particular case was intentional: -ENOMEM really is the right return
> code when the ring cannot be allocated. Mixing it up with the potential
> return codes from do_mmap or other functions might result in a very
> nonsensical return. Perhaps someone can provide an arguement in favour
> of propagating the value, but I think it really can only mean "you asked
> the kernel to allocate too much memory or did something stupidly buggy with
> threads". Cheers,
>
> -ben
Ok, then I think -ENOMEM makes more sense. Thanks for clarifying.
Mingming
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