On Mon, Oct 26, 2009 at 08:44:14AM +0100, Johannes Berg wrote: > On Mon, 2009-10-26 at 07:41 +0000, Jarek Poplawski wrote: > > > > netif_rx_ni() disables preemption. > > > > You wrote earlier: > > > > > [...] the networking layer needs to have > > > packets handed to it with softirqs disabled. > > > > How disabling preemption can fix something which needs softirqs > > disabled? Could you be more precise? > > No, I wrote that I didn't know. I suppose now that I looked at it I do > know, and only disabling preemption is required. But netif_rx has preemption disabled most of the time (by hardirqs disabling). So maybe disabling preemption isn't the main reason here either? Jarek P. -- To unsubscribe from this list: send the line "unsubscribe linux-ppp" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
