Messages in this thread | | | Date | Wed, 10 Jul 2019 07:12:00 -0700 | From | Tejun Heo <> | Subject | Re: [Openipmi-developer] [PATCH] ipmi_si_intf: use usleep_range() instead of busy looping |
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Hello, Corey.
On Tue, Jul 09, 2019 at 06:07:03PM -0500, Corey Minyard wrote: > I believe the change was 33979734cd35ae "IPMI: use schedule in kthread" > The original change that added the kthread was a9a2c44ff0a1350 > "ipmi: add timer thread". > > I mis-remembered this, we switched from doing a udelay() to > schedule(), but that udelay was 1us, so that's probably not helpful > information.
I see, so it went from non-yielding busy looping to an yiedling one. And, yeah, udelay(1) isn't much of a data point.
Thanks.
-- tejun
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