On 18.09.2013, at 02:33, Guillaume Gardet wrote: > > Le 16/09/2013 16:17, Alexander Graf a écrit : >> Hey, >> >> Am 16.09.2013 um 07:12 schrieb Guillaume Gardet <[email protected]>: >> >>> Hi, >>> >>> I would like to enable a kernel-desktop for ARM, especially for GFX images. >>> >>> I modified kernel-default by using CONFIG_PREEMPT instead of >>> CONFIG_PREEMPT_NONE. >> Couldn't we just make preempt_desktop the default for armv7? > > It could save us a kernel flavour build but CONFIG_PREEMPT_NONE would be > better for servers (better dry performances) and CONFIG_PREEMPT would be > better for desktop interfaces (less latency).
Well, is the difference significant? If the loss in performance for server style workloads is negligible, why not always enable preemption? Alex -- To unsubscribe, e-mail: [email protected] To contact the owner, e-mail: [email protected]
