Re: [PATCH 1/3] xen/gntdev: fix up blockable calls to mn_invl_range_start

2018-08-27 Thread Juergen Gross
On 27/08/18 13:26, Michal Hocko wrote: > From: Michal Hocko > > 93065ac753e4 ("mm, oom: distinguish blockable mode for mmu notifiers") > has introduced blockable parameter to all mmu_notifiers and the notifier > has to back off when called in !blockable case and it could block down > the road. >

Re: [PATCH 1/3] xen/gntdev: fix up blockable calls to mn_invl_range_start

2018-08-27 Thread Boris Ostrovsky
On 08/27/2018 07:26 AM, Michal Hocko wrote: > From: Michal Hocko > > 93065ac753e4 ("mm, oom: distinguish blockable mode for mmu notifiers") > has introduced blockable parameter to all mmu_notifiers and the notifier > has to back off when called in !blockable case and it could block down > the road

[PATCH 1/3] xen/gntdev: fix up blockable calls to mn_invl_range_start

2018-08-27 Thread Michal Hocko
From: Michal Hocko 93065ac753e4 ("mm, oom: distinguish blockable mode for mmu notifiers") has introduced blockable parameter to all mmu_notifiers and the notifier has to back off when called in !blockable case and it could block down the road. The above commit implemented that for mn_invl_range_