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Groups > linux.kernel > #1610812
| From | Frederic Weisbecker <fweisbec@gmail.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: Bisected softirq accounting issue in v4.11-rc1~170^2~28 |
| Date | 2017-03-28 15:10 +0200 |
| Message-ID | <tpZ2P-83l-57@gated-at.bofh.it> (permalink) |
| References | <tpUwa-4KI-21@gated-at.bofh.it> <tpWHD-6e9-3@gated-at.bofh.it> <tpYq6-7si-21@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Tue, Mar 28, 2017 at 02:26:42PM +0200, Peter Zijlstra wrote: > On Tue, Mar 28, 2017 at 06:34:52PM +0800, Wanpeng Li wrote: > > > > sched_clock_cpu(cpu) should be converted from cputime to ns. > > Uhm, no. sched_clock_cpu() returns u64 in ns. Yes, and most of the cputime_t have been converted to u64 so there should be no such conversion issue between u64 and cputime_t anymore. Perhaps my commit has another side effect on softirq time accounting, I'll see if I can reproduce.
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Bisected softirq accounting issue in v4.11-rc1~170^2~28 Jesper Dangaard Brouer <brouer@redhat.com> - 2017-03-28 10:20 +0200
Re: Bisected softirq accounting issue in v4.11-rc1~170^2~28 Wanpeng Li <kernellwp@gmail.com> - 2017-03-28 12:40 +0200
Re: Bisected softirq accounting issue in v4.11-rc1~170^2~28 Jesper Dangaard Brouer <brouer@redhat.com> - 2017-03-28 14:00 +0200
Re: Bisected softirq accounting issue in v4.11-rc1~170^2~28 Peter Zijlstra <peterz@infradead.org> - 2017-03-28 14:30 +0200
Re: Bisected softirq accounting issue in v4.11-rc1~170^2~28 Frederic Weisbecker <fweisbec@gmail.com> - 2017-03-28 15:10 +0200
Re: Bisected softirq accounting issue in v4.11-rc1~170^2~28 Jesper Dangaard Brouer <brouer@redhat.com> - 2017-03-28 15:30 +0200
Re: Bisected softirq accounting issue in v4.11-rc1~170^2~28 Frederic Weisbecker <fweisbec@gmail.com> - 2017-03-28 16:40 +0200
Re: Bisected softirq accounting issue in v4.11-rc1~170^2~28 Jesper Dangaard Brouer <brouer@redhat.com> - 2017-03-28 17:30 +0200
Re: Bisected softirq accounting issue in v4.11-rc1~170^2~28 Frederic Weisbecker <fweisbec@gmail.com> - 2017-03-28 23:20 +0200
Re: Bisected softirq accounting issue in v4.11-rc1~170^2~28 Jesper Dangaard Brouer <brouer@redhat.com> - 2017-03-29 11:40 +0200
Re: Bisected softirq accounting issue in v4.11-rc1~170^2~28 Frederic Weisbecker <fweisbec@gmail.com> - 2017-03-29 15:20 +0200
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