Re: 回复: RCU: Question on force_qs_rnp

2020-09-15 Thread Zhang,Qiang
年9月15日 4:56 收件人: Joel Fernandes 抄送: Zhang, Qiang; Uladzislau Rezki; j...@joshtriplett.org; rost...@goodmis.org; mathieu.desnoy...@efficios.com; Lai Jiangshan; r...@vger.kernel.org; LKML 主题: Re: RCU: Question on force_qs_rnp On Mon, Sep 14, 2020 at 03:42:08PM -0400, Joel Fernandes wrote: On Mon

Re: 回复: RCU: Question on force_qs_rnp

2020-09-15 Thread Paul E. McKenney
发件人: Paul E. McKenney > > > 发送时间: 2020年9月15日 4:56 > > > 收件人: Joel Fernandes > > > 抄送: Zhang, Qiang; Uladzislau Rezki; j...@joshtriplett.org; > > > rost...@goodmis.org; mathieu.desnoy...@efficios.com; Lai Jiangshan; > > > r...@vger.kernel.org; LKML &

Re: 回复: RCU: Question on force_qs_rnp

2020-09-14 Thread Zhang,Qiang
...@goodmis.org; mathieu.desnoy...@efficios.com; Lai Jiangshan; r...@vger.kernel.org; LKML 主题: Re: RCU: Question on force_qs_rnp On Mon, Sep 14, 2020 at 03:42:08PM -0400, Joel Fernandes wrote: On Mon, Sep 14, 2020 at 07:55:18AM +, Zhang, Qiang wrote: Hello Paul I have some questions for you . in

Re: 回复: RCU: Question on force_qs_rnp

2020-09-14 Thread Paul E. McKenney
u.desnoy...@efficios.com; Lai Jiangshan; > r...@vger.kernel.org; LKML > 主题: Re: RCU: Question on force_qs_rnp > > On Mon, Sep 14, 2020 at 03:42:08PM -0400, Joel Fernandes wrote: > > On Mon, Sep 14, 2020 at 07:55:18AM +, Zhang, Qiang wrote: > > > Hello Paul &

回复: RCU: Question on force_qs_rnp

2020-09-14 Thread Zhang, Qiang
发件人: Paul E. McKenney 发送时间: 2020年9月15日 4:56 收件人: Joel Fernandes 抄送: Zhang, Qiang; Uladzislau Rezki; j...@joshtriplett.org; rost...@goodmis.org; mathieu.desnoy...@efficios.com; Lai Jiangshan; r...@vger.kernel.org; LKML 主题: Re: RCU: Question on

Re: RCU: Question on force_qs_rnp

2020-09-14 Thread Paul E. McKenney
On Mon, Sep 14, 2020 at 03:42:08PM -0400, Joel Fernandes wrote: > On Mon, Sep 14, 2020 at 07:55:18AM +, Zhang, Qiang wrote: > > Hello Paul > > > > I have some questions for you . > > in force_qs_rnp func , if "f(rdp)" func return true we will call > > rcu_report_qs_rnp func > > report a qui

Re: RCU: Question on force_qs_rnp

2020-09-14 Thread Joel Fernandes
On Mon, Sep 14, 2020 at 07:55:18AM +, Zhang, Qiang wrote: > Hello Paul > > I have some questions for you . > in force_qs_rnp func , if "f(rdp)" func return true we will call > rcu_report_qs_rnp func > report a quiescent state for this rnp node, and clear grpmask form > rnp->qsmask. > after

RCU: Question on force_qs_rnp

2020-09-14 Thread Zhang, Qiang
Hello Paul I have some questions for you . in force_qs_rnp func , if "f(rdp)" func return true we will call rcu_report_qs_rnp func report a quiescent state for this rnp node, and clear grpmask form rnp->qsmask. after that , can we make a check for this rnp->qsmask, if rnp->qsmask == 0, we w