Messages in this thread | | | From | Jason Wang <> | Date | Tue, 22 Mar 2022 09:59:14 +0800 | Subject | Re: [PATCH 1/2] vdpa: mlx5: prevent cvq work from hogging CPU |
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On Mon, Mar 21, 2022 at 8:34 PM Hillf Danton <hdanton@sina.com> wrote: > > On Mon, 21 Mar 2022 17:00:09 +0800 Jason Wang wrote: > > > > Ok, speak too fast. > > Frankly I have fun running faster five days a week.
:)
> > > So you meant to add a cond_resched() in the loop? > > Yes, it is one liner.
Yes, there will be no "infinite" loop, but since the loop is triggered by userspace. It looks to me it will delay the flush/drain of the workqueue forever which is still suboptimal.
Thanks
> > Hillf >
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