[Lazarus] thread safe

[Reimar Grabowski]

On Mon, 27 Jun 2011 18:41:46 -0500
Andrew Brunner <andrew.t.brunner at gmail.com> wrote:

> This is relatively new theory which required low-level CPU code to
> perform such locks.  This was never needed until the introduction of
> multi-core systems.

Excuse my ignorance but what is different on multi-core systems compared to multi-processor systems which are around for quite some time?

R.