Jan, Running gic-demo at 1KHz on an inmate - the jitter is still gives 200 us - worse case.
I wonder why in this bare-metal case, the stats show no CP15 exits as well: vmexits_total 144686 987 vmexits_virt_irq 144683 987 vmexits_management 2 0 vmexits_mmio 1 0 vmexits_cp15 0 0 vmexits_hypercall 0 0 vmexits_maintenance 0 0 vmexits_psci 0 0 vmexits_virt_sgi 0 0 Thanks On 27 February 2017 at 17:07, Jan Kiszka <[email protected]> wrote: > On 2017-02-27 14:48, Dan Zach wrote: > > Thanks Jan, > > > > I > > have http://git.kiszka.org/?p=linux.git;a=commitdiff;h= > 70671bb3cd47fe70b9a7076625e09d0411d58de9 > > <http://www.google.com/url?q=http%3A%2F%2Fgit.kiszka.org% > 2F%3Fp%3Dlinux.git%3Ba%3Dcommitdiff%3Bh%3D70671bb3cd47fe70b9a7076625e0 > 9d0411d58de9&sa=D&sntz=1&usg=AFQjCNHqW-k5allMU9o8u7ykJebRDcEbvQ> > > applied at the non-root cell, > > How can i verify it takes effect? > > Actually I see clock_getres() still returns low resolution, it is > > supposed to report 1ns, in case of hires timers. > > Check what /proc/timer_list reports regarding "event_handler", it should > point to hrtimer_interrupt if the patch is working. > > Jan > > -- > Siemens AG, Corporate Technology, CT RDA ITP SES-DE > Corporate Competence Center Embedded Linux > -- You received this message because you are subscribed to the Google Groups "Jailhouse" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
