Re: [PATCH v5 3/5] cgroup/cpuset: make callback_lock raw

2018-11-09 Thread Juri Lelli
On 08/11/18 14:11, Waiman Long wrote: > On 11/07/2018 11:38 AM, Juri Lelli wrote: > > Hi, > > > > On 07/11/18 07:53, Tejun Heo wrote: > >> Hello, > >> > >> On Tue, Sep 25, 2018 at 04:34:16PM +0200, Juri Lelli wrote: > >>> It would be great if you could please have a look at the proposed change >

Re: [PATCH v5 3/5] cgroup/cpuset: make callback_lock raw

2018-11-09 Thread Juri Lelli
On 08/11/18 14:11, Waiman Long wrote: > On 11/07/2018 11:38 AM, Juri Lelli wrote: > > Hi, > > > > On 07/11/18 07:53, Tejun Heo wrote: > >> Hello, > >> > >> On Tue, Sep 25, 2018 at 04:34:16PM +0200, Juri Lelli wrote: > >>> It would be great if you could please have a look at the proposed change >

Re: [PATCH v5 3/5] cgroup/cpuset: make callback_lock raw

2018-11-08 Thread Waiman Long
On 11/07/2018 11:38 AM, Juri Lelli wrote: > Hi, > > On 07/11/18 07:53, Tejun Heo wrote: >> Hello, >> >> On Tue, Sep 25, 2018 at 04:34:16PM +0200, Juri Lelli wrote: >>> It would be great if you could please have a look at the proposed change >>> below (and the rest of the set of course :-). >>

Re: [PATCH v5 3/5] cgroup/cpuset: make callback_lock raw

2018-11-08 Thread Waiman Long
On 11/07/2018 11:38 AM, Juri Lelli wrote: > Hi, > > On 07/11/18 07:53, Tejun Heo wrote: >> Hello, >> >> On Tue, Sep 25, 2018 at 04:34:16PM +0200, Juri Lelli wrote: >>> It would be great if you could please have a look at the proposed change >>> below (and the rest of the set of course :-). >>

Re: [PATCH v5 3/5] cgroup/cpuset: make callback_lock raw

2018-11-08 Thread Juri Lelli
On 07/11/18 17:38, Juri Lelli wrote: > Hi, > > On 07/11/18 07:53, Tejun Heo wrote: > > Hello, > > > > On Tue, Sep 25, 2018 at 04:34:16PM +0200, Juri Lelli wrote: > > > It would be great if you could please have a look at the proposed change > > > below (and the rest of the set of course :-). > >

Re: [PATCH v5 3/5] cgroup/cpuset: make callback_lock raw

2018-11-08 Thread Juri Lelli
On 07/11/18 17:38, Juri Lelli wrote: > Hi, > > On 07/11/18 07:53, Tejun Heo wrote: > > Hello, > > > > On Tue, Sep 25, 2018 at 04:34:16PM +0200, Juri Lelli wrote: > > > It would be great if you could please have a look at the proposed change > > > below (and the rest of the set of course :-). > >

Re: [PATCH v5 3/5] cgroup/cpuset: make callback_lock raw

2018-11-07 Thread Juri Lelli
Hi, On 07/11/18 07:53, Tejun Heo wrote: > Hello, > > On Tue, Sep 25, 2018 at 04:34:16PM +0200, Juri Lelli wrote: > > It would be great if you could please have a look at the proposed change > > below (and the rest of the set of course :-). > > Yeah, looks good to me. Please feel free to add >

Re: [PATCH v5 3/5] cgroup/cpuset: make callback_lock raw

2018-11-07 Thread Juri Lelli
Hi, On 07/11/18 07:53, Tejun Heo wrote: > Hello, > > On Tue, Sep 25, 2018 at 04:34:16PM +0200, Juri Lelli wrote: > > It would be great if you could please have a look at the proposed change > > below (and the rest of the set of course :-). > > Yeah, looks good to me. Please feel free to add >

Re: [PATCH v5 3/5] cgroup/cpuset: make callback_lock raw

2018-11-07 Thread Tejun Heo
Hello, On Tue, Sep 25, 2018 at 04:34:16PM +0200, Juri Lelli wrote: > It would be great if you could please have a look at the proposed change > below (and the rest of the set of course :-). Yeah, looks good to me. Please feel free to add Acked-by: Tejun Heo > Another bit that I'd be more

Re: [PATCH v5 3/5] cgroup/cpuset: make callback_lock raw

2018-11-07 Thread Tejun Heo
Hello, On Tue, Sep 25, 2018 at 04:34:16PM +0200, Juri Lelli wrote: > It would be great if you could please have a look at the proposed change > below (and the rest of the set of course :-). Yeah, looks good to me. Please feel free to add Acked-by: Tejun Heo > Another bit that I'd be more

Re: [PATCH v5 3/5] cgroup/cpuset: make callback_lock raw

2018-11-07 Thread Juri Lelli
Hi, Ping. Thanks, - Juri On 25/09/18 16:34, Juri Lelli wrote: > Hi Li Zefan and Tejun Heo, > > It would be great if you could please have a look at the proposed change > below (and the rest of the set of course :-). > > Another bit that I'd be more comfortable after hearing your word on it >

Re: [PATCH v5 3/5] cgroup/cpuset: make callback_lock raw

2018-11-07 Thread Juri Lelli
Hi, Ping. Thanks, - Juri On 25/09/18 16:34, Juri Lelli wrote: > Hi Li Zefan and Tejun Heo, > > It would be great if you could please have a look at the proposed change > below (and the rest of the set of course :-). > > Another bit that I'd be more comfortable after hearing your word on it >

Re: [PATCH v5 3/5] cgroup/cpuset: make callback_lock raw

2018-09-25 Thread Juri Lelli
Hi Li Zefan and Tejun Heo, It would be great if you could please have a look at the proposed change below (and the rest of the set of course :-). Another bit that I'd be more comfortable after hearing your word on it is this one (discussed over 5/5):

Re: [PATCH v5 3/5] cgroup/cpuset: make callback_lock raw

2018-09-25 Thread Juri Lelli
Hi Li Zefan and Tejun Heo, It would be great if you could please have a look at the proposed change below (and the rest of the set of course :-). Another bit that I'd be more comfortable after hearing your word on it is this one (discussed over 5/5):

[PATCH v5 3/5] cgroup/cpuset: make callback_lock raw

2018-09-03 Thread Juri Lelli
callback_lock grants the holder read-only access to cpusets. For fixing a synchronization issue between cpusets and scheduler core, it is now required to make callback_lock available to core scheduler code. Convert callback_lock to raw_spin_lock, so that it will be always safe to acquire it from

[PATCH v5 3/5] cgroup/cpuset: make callback_lock raw

2018-09-03 Thread Juri Lelli
callback_lock grants the holder read-only access to cpusets. For fixing a synchronization issue between cpusets and scheduler core, it is now required to make callback_lock available to core scheduler code. Convert callback_lock to raw_spin_lock, so that it will be always safe to acquire it from