Re: Remove constructor from buffer_head

From: Christoph Lameter
Date: Fri May 04 2007 - 12:05:54 EST


On Thu, 3 May 2007, William Lee Irwin III wrote:

> On Thu, May 03, 2007 at 08:08:41PM -0700, Christoph Lameter wrote:
> > Performance tests show a slight improvements in netperf (not a
> > strong case for a performance improvement but removing the
> > constructor has definitely no negative impact so why keep
> > this around?).
>
> Cache effects are not so easily visible. Cache profile results from
> more realistic workloads (e.g. major macrobenchmarks) are more
> appropriate for gauging this.

Yeah I really out to stick a performance counter in this but that would
require some effort. Defer for now I guess.

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