Re: [PATCH v4 0/3] sched,time: fix irq time accounting with nohz_idle

2016-07-12 Thread Frederic Weisbecker
On Mon, Jul 11, 2016 at 12:53:54PM -0400, r...@redhat.com wrote: > Currently irq time accounting only works in these cases: > 1) purely ticke based accounting > 2) nohz_full accounting, but only on housekeeping & nohz_full CPUs > 3) architectures with native vtime accounting > > On nohz_idle

Re: [PATCH v4 0/3] sched,time: fix irq time accounting with nohz_idle

2016-07-12 Thread Frederic Weisbecker
On Mon, Jul 11, 2016 at 12:53:54PM -0400, r...@redhat.com wrote: > Currently irq time accounting only works in these cases: > 1) purely ticke based accounting > 2) nohz_full accounting, but only on housekeeping & nohz_full CPUs > 3) architectures with native vtime accounting > > On nohz_idle

[PATCH v4 0/3] sched,time: fix irq time accounting with nohz_idle

2016-07-11 Thread riel
Currently irq time accounting only works in these cases: 1) purely ticke based accounting 2) nohz_full accounting, but only on housekeeping & nohz_full CPUs 3) architectures with native vtime accounting On nohz_idle CPUs, which are probably the majority nowadays, irq time accounting is currently

[PATCH v4 0/3] sched,time: fix irq time accounting with nohz_idle

2016-07-11 Thread riel
Currently irq time accounting only works in these cases: 1) purely ticke based accounting 2) nohz_full accounting, but only on housekeeping & nohz_full CPUs 3) architectures with native vtime accounting On nohz_idle CPUs, which are probably the majority nowadays, irq time accounting is currently