Re: LinuxPPS & spinlocks

Chris Friesen
2007-07-27T19:40:42Z

Rodolfo Giometti wrote:

> What do you mean? Did you find an error into my patch? :-o
>
> Functions pps_event() and
> pps_register_source()/pps_unregister_source() take accesso to shared
> data, that's why I used spinlocks.

My point is that the lock should be used to protect specific data.
Thus, it would be more correct to say, "spinlock foo is taken because
pps_register_source() accesses variable bar".

That way, if someone else wants to access "bar", they know that they
need to take lock "foo".

Chris