On Tue, Jul 27, 2010 at 08:03:25PM +0200, Bart Van Assche wrote: > As far as I know it is not possible for a HCA to tell whether or not a > CPU has finished executing the interrupt it triggered. So it is not > possible for the HCA to implement the above requirement by delaying > the generation of a new interrupt -- implementing the above
Linux does not allow interrupts to re-enter.. Read through kernel/irq/chip.c handle_edge_irq to get a sense of how that is done for MSI. Looked to me like all the CQ call backs flowed from the interrupt handler in mlx4? Jason -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
