Re: [PATCH V3] Softirq:avoid large sched delay from the pending softirqs

2020-07-23 Thread jun qian
On Thu, Jul 23, 2020 at 9:41 PM Thomas Gleixner wrote: > > qianjun.ker...@gmail.com writes: > > From: jun qian > > + /* > > + * the softirq's action has been running for too much time > > + * so it may need to wakeup the ksoftirqd > > + */ > > +

Re: [PATCH V3] Softirq:avoid large sched delay from the pending softirqs

2020-07-23 Thread Thomas Gleixner
qianjun.ker...@gmail.com writes: > From: jun qian > + /* > + * the softirq's action has been running for too much time > + * so it may need to wakeup the ksoftirqd > + */ > + if (need_resched() && ktime_get() > end) > +