On 01/04/13 15:07, Konrad Rzeszutek Wilk wrote: > From: Keir Fraser <keir.fra...@citrix.com> > > This avoids any other hardirq handler seeing a very stale jiffies > value immediately after wakeup from a long idle period. The one > observable symptom of this was a USB keyboard, with software keyboard > repeat, which would always repeat a key immediately that it was > pressed. This is due to the key press waking the guest, the key > handler immediately runs, sees an old jiffies value, and then that > jiffies value significantly updated, before the key is unpressed.
It's a bit of hack but what else can you do when there is no generic mechanism to have different event priorities. Reviewed-by: David Vrabel <david.vra...@citrix.com> The subject should be prefixed with: "xen/events" as this isn't a patch to the evtchn driver. David -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
