RE: Fix unlock_buffer() to work the same way as bit_unlock()

From: Christoph Lameter
Date: Thu Mar 30 2006 - 13:15:14 EST


On Thu, 30 Mar 2006, Boehm, Hans wrote:

> > The compiler will select that at compile time. One has the
> > option of also generating run time seletion by specifying a
> > variable instead of a constant when callig these functions.
> I would view the latter as a disadvantage, since I can't think of a case
> in which you wouldn't want it reported as an error instead, at least if
> you care about performance. If you know of one, I'd be very interested.

In that case: We could check that a constant is passed at compile time.

> The first form does have the advantage that it's possible to build up
> more complicated primitives from simpler ones without repeating the
> definition four times.

What is the first form? The advantage of passing a parameter is more
compact code and less definitions.

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