meaning of 64bit: not only large memory, but large atomic integer

[Jarrett Billingsley]

On Wed, Jan 7, 2009 at 10:47 AM, redsea <redsea at 163.com> wrote:
> When I implement some high performance program in linux 32bit, 32bit atomic if often not sufficient, for example, If I want to hold a index & a timestamp to a atomic variable, 32bit is not enough,  in 64bit environment, I can do that.
>
>

..Congratulations?