Signal broadcasts a performace risk?

[sampo.nurmentaus at movial.fi]

Hi Kimmo

> I was too lazy to read the code, but maybe someone can
> answer to this...
>
> When a D-BUS signal is broadcast, are all processes listening
> on the bus waken up, or just those catching the signal?

I remember a mention in some document that the filters 
are implemented in daemon end, which would prevent
a signal from waking up every process on the bus.

Haven't read the source either, but this seems to
be the case when running code on gdb.

Br,
Sampo