Shakeel Butt <shakeelb@xxxxxxxxxx> 于2021年8月20日周五 下午7:42写道: > > On Thu, Aug 19, 2021 at 4:54 PM <yongw.pur@xxxxxxxxx> wrote: > > > > From: wangyong <wang.yong@xxxxxxxxxx> > > > > Inspired by PSI features, vmpressure inotifier function should > > also be configured to decide whether it is used, because it is an > > independent feature which notifies the user of memory pressure. > > > > It is also used by the networking stack to check memory pressure. See > mem_cgroup_under_socket_pressure(). Thanks for your replly, mem_cgroup_under_socket_pressure does use vmpressue, I'll check it.