1. A method for transferring data in a computer system, comprising: initiating a first memory operation having a first priority; initiating a second memory operation having a second priority subsequent to said initiating said first memory operation; transferring data corresponding to said first memory operation; and interrupting said transferring if said second priority is higher than said first priority, and transferring data corresponding to said second memory operation during said interrupting, wherein said interrupting is inhibited if a first memory address corresponding to said first memory operation is in a different page than a second memory address corresponding to said second memory operation.