[ofa-general] Re: [PATCH] IB/ipoib: optimize receive flow
Eli Cohen
eli at mellanox.co.il
Wed Oct 10 10:02:19 PDT 2007
On Wed, 2007-10-10 at 09:58 -0700, Roland Dreier wrote:
> > - if (!likely(wr_id & IPOIB_CM_RX_UPDATE_MASK)) {
> > + if (unlikely(wr_id & IPOIB_CM_RX_UPDATE_MASK)) {
>
> This looks dubious -- you've reversed the sense of the test here.
>
> if (!likely(foo))
>
> should be converted to
>
> if (unlikely(!foo))
>
> instead.
Sure, you're right.
More information about the general
mailing list