On 23 July 2012 16:36, Robert Haas <robertmh...@gmail.com> wrote:
> On Mon, Jul 23, 2012 at 11:34 AM, Peter Geoghegan <pe...@2ndquadrant.com> 
> wrote:
>>> tss->buflen = 1 << ffs(len1);
>> I'm sorry, I don't follow you here. What is ffs() ?
> Sorry, fls, not ffs.  I always get those mixed up.
> See src/port/fls.c

Oh, okay. Since, I infer, we're starting from a buffer-size that's a
power-of-two anyway, is there really any advantage in doing this
rather than just doubling the buffer size each time?

Peter Geoghegan       http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training and Services

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